Do you like working with high-performing Network Security Engineering Teams?  Are you self-motivated and enjoy a challenge?

CACI IS THE WINNER!!! of a long-term contract with the National Geospatial-Intelligence Agency (NGA) for Transport & Cybersecurity Services (TCS) contract.  The functional capabilities are to provide the information technology (IT) infrastructure services required to deliver timely, relevant, and accurate support of national security.  TCS will provide innovative design, engineering, procurement, implementation, operations, sustainment, and disposal of transport and cybersecurity IT services on multiple networks and security domains, at multiple locations worldwide to support the NGA mission.

Team CACI on our TCS Program has an exciting and challenging opportunity available for a Cyber Security Engineer supporting an Intelligence Community customer’s wide-area (WAN), local-area (LAN), and campus-area (CAN) networks across multiple security domains. The position can be located at the Springfield VA campus.

What You’ll Get to Do:

• Work with both corporate and customer leadership to research, analyze, and implement enterprise-wide network security solutions/capabilities/enhancements to support customer business/mission goals and objectives.

• Assists with designs, analyses, tests, and implementation of state-of-the-art secure network architectures.

• Conducts risk assessment and provides design recommendations.

• Manage WAN, LAN, CAN, and remote network security as well as support Tier 3 incident and problem management. 

• Oversee security infrastructure sustainment, maintenance, and advanced configuration. (firewalls, F5 load balancers, web gateways, mail gateways, IDS, and management tools).

• Oversee the reporting, documentation, and investigation of all security-related incidents; lead the development and implementation of corrective measures.

• Responsible for the development and execution of standard operating procedures for security tools.

• Evaluate and report on new network Security technologies to enhance the capabilities of the network.

• Act as liaison to the contract and customer management and government Designated Approving Authority (DAA) about all network security status, policies, and procedures.

You’ll Bring These Qualifications

• Bachelor’s degree in Computer Science or related field (Related work experience considered instead of degree)

• 6+ years related technical experience in Network Security and experience with large-scale enterprise/global networks in a highly diverse environment

• Security Clearance: Active TS/SCI

• Ability to obtain and maintain a CI polygraph

• Required Certifications:
  -    DOD 8570 IAT Level II certification. (Security + minimum to start)
  -    Must obtain a CSSP Infrastructure Support certification within 6 months of the date of hire.

• Ability to work independently with little direction and guidance

• Ability to work weekends and evening hours as needed

• Excellent writing and communication skills, including the ability to develop analytical documents and present oral presentations to senior/executive management

• Proficient in MS Office suite – Visio, Word, Excel, PowerPoint, and Project

• Travel up to 15% of the time CONUS, maybe occasional OCONUS

• Understanding and experience with the DoD Architecture Framework and other key DoD network architecture and strategic planning instructions.

• Expert knowledge of IP services 

• Experience in providing status reports and products to senior management and customers

• Experience with Juniper SRX, Palo Alto Firewall, F5 Load Balancer, Cisco FTD/ASA

• Experience with plans, designs, and evaluations of security systems and architectures. 

•  Experience with Unix, RHELS OS, Windows Enterprise AD architecture, and VMWare virtualization experience

These Qualifications Would Be Nice to Have

•  CSSP

• TS/SCI w/Poly

What We Can Offer You:

- We’ve been named a Best Place to Work by the Washington Post.

- Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

- We offer competitive benefits and learning and development opportunities.

- We are mission-oriented and ever-vigilant in aligning our solutions with the nation’s highest priorities.

- For over 60 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.

Company Overview:

CACI is an Equal Opportunity/Affirmative Action Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other protected characteristic.

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here

The proposed salary range for this position is:

We are seeking a passionate and driven individual with solid Government security experience as a Facility Security Officer / Contractor Special Security Officer to execute all tasks needed for development and maintenance of facility security requirements.

CACI, Inc. – FEDERAL delivers industry leading Signals Intelligence exploitation and Electronic Warfare (SIGINT/EW) products that enable our nation’s tactical warfighters to effectively utilize distributed grids of networked sensors, assets, and platforms to perform a variety of critical national security driven missions.

What You’ll Get to Do:  CACI is seeking an Information Assurance (IA) professional with experience fulfilling customer requirements for system security posture assessment, certification process execution and continuous monitoring.  The successful candidate will participate in system development activities as an advisor on IA related matters, work closely with management staff working project execution activities while balancing a dynamic workload across the IA Certification Team.

Office location for this opportunity is in Northern Virginia (Sterling, Chantilly, Herndon, Reston).

More About this Role:

• Provide full Assessment & Authorization support and technical security guidance in all phases of the system accreditation process and/or Risk Management Framework
• Manage the development and maintain A&A packages for information systems based on the customers’ policy and guidance
• Manage development, maintenance, and provide security review of information security plans for computers, networks, and information systems
• Manage the research and identify security vulnerabilities and provide guidance to mitigate risks to information systems undergoing the A&A process
• Manage the assessment security system needs and provide corrective actions into a coherent security strategy
• Review and analyze systems architecture diagrams and networks
• Manage the performance of Information Assurance testing by conducting monthly/quarterly/annual reviews
• Lead Technical Exchange Meetings to facilitate information security solutions
• Convey knowledge and security focused comprehensive solutions to technically complex systems and challenges
• Provide inputs to development efforts to prepare for trends in IA requirements evolution and enforcement
• Provide estimated levels of effort and schedules for IA Product Certification activities in proposal and project planning phases

You’ll Bring These Qualifications:  

Education:  

Bachelor’s degree in technology and/or information systems related discipline desired (will consider experience in lieu of degree) and 15 or more years of experience.

Experience:

• 10+ years recent experience generating and implementing System Security
• Accreditation ICD 503 packages for DoD and/or IC Customers
• 10+ years recent experience establishing security processes, practices and principles for SCI communication network connected systems
• 10+ years recent experience with NIST SP 800-53, CNSSI 1253, and FISMA requirements

Required Skills:

• RMF Working knowledge
• 8570.01 Compliant:  CISSP or equivalent
• US Citizenship is required

These Qualifications Would be Nice to Have:  

• Excellent verbal and written communications for technical and security related topics
• Self-motivated and self-directed
• Experience with eMASS
• Experience in the accreditation of Cross Domain Solutions
• Use of network security vulnerability assessment tools including ACAS - NESSUS, SCAP, and HBSS
• Knowledge of DoD/IC Information Assurance Vulnerability Management (IAVM) and Configuration Management processes

Desired Certifications: CISSP

What We can Offer You:

- We’ve been named a Best Place to Work by the Washington Post.
- Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.
- We offer competitive benefits and learning and development opportunities.
- We are mission-oriented and ever vigilant in aligning our solutions with the nation’s highest priorities.
- For over 60 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.

Company Overview:

CACI is an Equal Opportunity/Affirmative Action Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other protected characteristic.

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here

The proposed salary range for this position is:

Are you passionate about working with leading-edge technologies, on high-performing teams, and have a desire to learn valuable skills and experiences that will propel your career?

CACI's Transport & Cybersecurity Services (TCS) program is actively hiring TS/SCI cleared Cyber Security Operations Specialists to join our CSOC Tiered Services team! We are seeking mission-focused individuals to provide various levels of CSOC services (Tier 1, Tier 2, and Tier 3). These positions can be based out of either Springfield, VA (or) St. Louis, MO. 

TCS offers a long-term, CACI prime contract opportunity supporting the National Geospatial-Intelligence Agency’s (NGA) GEOINT mission. Our team of talented Network and Cybersecurity professionals help design, develop, procure, implement, operate/sustain, and enhance NGA networks and cybersecurity posture in support of national security. For additional information and a list of current openings, please visit our TCS Jobs page: https://careers.caci.com/global/en/tcs-jobs

What You’ll Get to Do:

Our team of Cyber Security Operations Specialists provides CSOC Tiered Services, which include 24x7x365 coordination, execution, and implementation of all actions required for the containment, eradication, and recovery measures for events and incidents.

More About the Roles:

CSOC Tier 1

Services include recording, investigating, and processing events received via walk-ups, phone calls, email, chat, web, cybersecurity tools, and enterprise tools.

• DoD 8570 IAT Level II required (current); must be able to successfully obtain/maintain CSSP Analyst certification within 120 days of start date.

CSOC Tier 2

Services include malware and implant analysis, and forensic artifact handling and analysis. While not in a period of incident response, you will conduct continuous exercises and dry runs to improve response outcomes in the event of a cyber incident.

• DoD 8570 IAT Level II required (current); must be able to successfully obtain/maintain CSSP Analyst certification within 120 days of start date.

CSOC Tier 3

Services include incident handling/incident response, malware and analysis and signature development, and forensic artifact handling and analysis.

• DoD 8570 IAT Level III required (current); must be able to successfully obtain/maintain CSSP Incident Responder certification within 120 days of start date.

You’ll Bring These Qualifications:

In addition to the Government customer’s DoD 8570 certification requirements for each role, qualified candidates will bring:

• TS/SCI (current); with the ability to successfully pass/maintain a Government Polygraph (post-hire)

• BA/BS Degree and typically between Two (2) to Six (6) years of relative work experience. Additional experience may be considered instead of a degree.

• Ability to work One (1) or more of Five (5) work shifts

• TCP/IP; Protocol analyzers; Network protocols; Cyber Attack Lifecycle; Mitre Attack framework; Obfuscation techniques (i.e. base64; rot13; XOR; URL encoding; etc.); Utilizing SIEM for event analysis

What We Can Offer You:

• We’ve been named a Best Place to Work by the Washington Post.

• Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

• We offer competitive benefits and learning and development opportunities.

• We are mission-oriented and ever-vigilant in aligning our solutions with the nation’s highest priorities.

• For over 55 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.

TCS2

Company Overview:

CACI is an Equal Opportunity/Affirmative Action Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other protected characteristic.

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here

Since this position can be worked in more than one location, the range shown is the national average for the position.

The proposed salary range for this position is:

CACI's Business and Information Technology Solutions (BITS) Sector is seeking Cyber Security Analysts in support of the Navy’s Enterprise Support Information Technology Command Information Office (ES IT/CIO) office located in Arlington Va. If you are a motivated individual looking to be a part of critical mission, CACI would like to speak with you!

What You’ll Get to Do:

Responsible for implementing and applying technologies, processes, and practices designed to protect networks, devices, programs, and data from malicious attack, damage, or unauthorized access.  Maintains network device and information security incident, damage, and threat assessment programs. Investigates network device and information security incidents to determine extent of compromise to national security information and automated information systems. May provide intrusion support to high technology investigations in the form of network assessments. Researches and maintains proficiency in tools, techniques, countermeasures, and trends in computer and network vulnerabilities, data hiding and network and device security and encryption.  Performs duties in support of in-house and external customers. Designs, develops, or recommends integrated system solutions ensuring proprietary/confidential data and systems are protected in accordance with mandated standards. Participates with the client in the strategic design process to translate security and business requirements into technical designs. Configures and validates secure systems, tests security products/systems to detect computer and information security weakness. Generates security architecture documentation. Provides critical written and verbal analyses of previously generated security architecture documentation and vulnerability and risk assessments.  Designs and implements plans of action and milestones to remediate findings from vulnerability and risk assessments.   Provides information assurance for digital information, ensuring its confidentiality, integrity, and availability.  Responsibilities include the granting of authorization to operate IT systems at acceptable levels of risk, monitoring and testing of IT systems for vulnerabilities and indicia of compromise, incident response and remediation, the development of appropriate policy, relevant user security awareness and training, and compliance with applicable government and other external standards. Develop and assist in implementation of cybersecurity and cloud technology strategic and goals and objectives.

More About the Role

You will provide support services to assist the ES IT/CIO office with respect to OPNAV N1 responsibilities as the Single Manpower Resource Sponsor and Navy-wide functional sponsor for IT and IM information resources. This support will include planning and programming support and management of compliance tasking and responses that are mandated by various departments within the Navy, the Office of Secretary of Defense and Congress.

You’ll Bring These Qualifications:

Requires a bachelor’s degree in information technology, Computer Science, Mathematics, Statistics, Business Engineering or Physical Science and 10 years of general experience in any of the following areas: complex problem solving, software, systems, business processes, cyber security, network, hardware installation, network management, enterprise communications, information assurance, system administrator or data standardization.

• Requires active SECRET Clearance.
• Ability to work as a team member in a diverse group; ability to deal effectively with both Government and contracted workforce members.

Desired Qualifications:

• Experience with IT Capability portfolio management principles to include DITPR-DON/DADMS, JUPITER or equivalent.
• IA/cybersecurity proficiency in IA policies and procedure including Privacy, NIST, RMF and FISMA.

What We Can Offer You:

Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

- We offer competitive benefits and learning and development opportunities.

- We are mission-oriented and ever vigilant in aligning our solutions with the nation’s highest priorities.

- For over 60 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.

Company Overview:

At CACI, you will have the opportunity to make an immediate impact by providing information solutions and services in support of national security missions and government transformation for Intelligence, Defense, and Federal Civilian customers. CACI is an Equal Opportunity Employer – Females/Minorities/Protected Veterans/Individuals with Disabilities

What We Can Offer You:

- We’ve been named a Best Place to Work by the Washington Post.

- Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

- We offer competitive benefits and learning and development opportunities.

- We are mission-oriented and ever vigilant in aligning our solutions with the nation’s highest priorities.

- For over 60 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.

 

Company Overview:

CACI is an Equal Opportunity/Affirmative Action Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other protected characteristic.

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here

The proposed salary range for this position is:

CACI's Corporate Enterprise Services Cyber Security Team is seeking a Cyber Security Network Engineer. 

As a member of the Cyber Security Team, you will work to create and maintain a DFARS compliant operating environment for CACI’s users by protecting network boundaries, designing and supporting hardened computer, network devices, cloud services, and provide security services to protect highly sensitive data for our endpoints, servers, and OT/IoT.

The candidate will work directly with our Networking Infrastructure team to support all major networking activities with a Cyber Security focus. Additional responsibilities include technical risk assessment, testing and validation of remediation for vulnerabilities, and compliance guidance for our networking environments. Candidate will support governance of appropriate policy and compliance technology to meet or exceed applicable government requirements.

About this Role:

• Provide robust cybersecurity related guidance for supported CACI networks and supporting infrastructure inclusive of Software Defined Networking (SDN), Wireless, Layer-2 and Layer-3 IP networks hardware, and OT/IoT

• Work with Networking engineers to assess the security risk and compliance levels of their system(s)

• Research trends in cybersecurity threats as well as NIST 800 standards in support of these systems

• Creation of mitigation strategies and follow up with stakeholders to ensure risk levels are documented at the appropriate levels and follow through with report writing as appropriate

• Use knowledge of networking technologies to maintain a 0-trust environment throughout CACI

• Use data aggregation and analysis techniques and tools to provide valuable insight into the security posture of CACI’s infrastructure

• Work within CACI and third parties to ensure that all networking technologies are engineered and deployed with security in mind by following industry best practices and are compliant within applicable guidelines. 

General Responsibilities :

• Ability to work in a team-centric environment

• Experience drafting technical requirements, procedure outlines and network diagrams to enhance system security documentation

• Analyze security reports, review process documentation, assess test results and remediation plans

• Ability to work with internal and external stakeholders at all business levels

• Strong presentation, written, and oral communication skills

Required Qualifications:

• Bachelor's Degree and minimum 5 years’ experience with networking

• Strong Cyber Security background

• Ability to obtain a security clearance

• Significant networking expertise

Demonstrate an intermediate level of knowledge in three or more of the following

• Familiarity of SDN concepts

• NIST 800 series

• Risk management and mitigation strategies

• Implementation of security tools and automation or frameworks

• Familiarity of cloud architecture including SaaS implementations

• Possess in-depth knowledge of multifactor and identity management solutions

Preferred Qualifications:

• CYSA+, CISSP, CEH, Security+ and other network-based certifications desired

• Secret or Top-Secret clearance

• Previous experience with the design or implementation of cybersecurity governance, risk, and compliance activities.

• Ability to work in a team-centric environment

• Established and productive individual contributor

• Works independently with little general supervision

• Ability to work with internal and external stakeholders at all business levels

• Strong presentation, written, and oral communication skills

• Experience with risk management frameworks, DFARS 800-171, CMMC, ISO, NIST

What We Can Offer You:

- We’ve been named a Best Place to Work by the Washington Post.

- Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

- We offer competitive benefits and learning and development opportunities.

- We are mission-oriented and ever vigilant in aligning our solutions with the nation’s highest priorities.

- For over 60 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.

 

Company Overview:

CACI is an Equal Opportunity/Affirmative Action Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other protected characteristic.

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here

Since this position can be worked in more than one location, the range shown is the national average for the position.

The proposed salary range for this position is:

What You’ll Get to Do:   

You will be responsible for implementing and applying technologies, processes, and practices designed to protect networks, devices, programs, and data from malicious attack, damage, or unauthorized access.

You’ll Bring These Qualifications:  

• A TS/SCI with Polygraph clearance is the minimum requirement to begin employment. 

Desired skills:

• Maintains network device and information security incident, damage and threat assessment programs.

• Investigates network device and information security incidents to determine extent of compromise to national security information and automated information systems.

• May provide intrusion support to high technology investigations in the form of network assessments.

• Researches and maintains proficiency in tools, techniques, countermeasures, and trends in computer and network vulnerabilities, data hiding and network and device security and encryption. 

• Performs duties in support of in-house and external customers.

• Designs, develops or recommends integrated system solutions ensuring proprietary/confidential data and systems are protected in accordance with mandated standards.

• Participates with the client in the strategic design process to translate security and business requirements into technical designs.

• Configures and validates secure systems, tests security products/systems to detect computer and information security weakness.

• Generates security architecture documentation.

• Provides critical written and verbal analyses of previously generated security architecture documentation and vulnerability and risk assessments. 

• Designs and implements plans of action and milestones to remediate findings from vulnerability and risk assessments.  

• Provides information assurance for digital information, ensuring its confidentiality, integrity, and availability. 

• Responsibilities include the granting of authorization to operate IT systems at acceptable levels of risk, monitoring and testing of IT systems for vulnerabilities and indicia of compromise, incident response and remediation, the development of appropriate policy, relevant user security awareness and training, and compliance with applicable government and other external standards.

Why Work With Us:

• At CACI, your cyber skills will be tested every day through contract execution tasks; Capture the Flag and Hackathon team events; and, research and development opportunities. To keep pace with the ever-evolving cyber landscape, we invest in your continuous development through our robust, tailored training program. We are committed to lifelong learning and career advancement, and our people are the key to our success.  Your skills and knowledge are crucial in achieving the mission and strategy of our customers.

• We recognize hard work.   We are proud of our culture of innovation, cohesion and success on our Cyber Mission Operations (CMO) Team.  Our leadership team empowers our employees, throughout their CMO career journey, by recognizing achievements and career ambitions.

• We are one team.  Our team of diverse cyber security experts work together towards one common goal, solving complex cyber challenges.   How do we do this? As individuals, our passion to learn and innovate is driven by our curiosity.  As a member on the CMO, you will have the opportunity to combine your sense of passion, technical capabilities, and knowledge with our cyber experts to benefit end-goals of our customers.                  

• CACI's Cyber Mission Team provides network and systems engineering services to support the Intelligence Community’s mission to defend our nation. you join our CMO team, you'll have the opportunity to use your ingenuity and skills to tackle complex challenges that can have a direct impact on national security missions.

What We Can Offer You:

• We’ve been named a Best Place to Work by the Washington Post.

• Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

• Be part of a department with an expanding range of programs focusing on Cyber Operations, where you get to grow on and between programs with peers who are dedicated to advancing national security.

• A fun, engaging environment with a management team focused on growing your career and making you a part of our future.

• Fun team outings and team building events where you get to engage with your co-workers and expand your career network.

• Bonus compensation plans that demonstrate you being appreciated for working on the program and being a part of our team.

• Paid for cyber events and training, such as our Capture the Flag Events, Internal Research and Development opportunities as well as prepaid courses to nationally recognized certification courses to grow your career.

• We offer competitive benefits and learning and development opportunities.

• We are mission-oriented and ever vigilant in aligning our solutions with the nation’s highest priorities.

• For over 60 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.

Company Overview:

CACI is an Equal Opportunity/Affirmative Action Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other protected characteristic.

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here

The proposed salary range for this position is:

Network Defense is at the forefront of integrating advanced Linux systems into our cybersecurity framework. We are seeking a Linux Systems Engineer who is deeply passionate about leveraging their technical expertise to enhance our cybersecurity capabilities. This role is ideal for someone who thrives in a collaborative environment where their skills directly contribute to strengthening our digital defenses.

What You’ll Get to Do:

TCS is hiring a new member to our Linux Systems Engineer III – Network Security Tools.

As a Network Defense Linux Systems Engineer, you will play a crucial role in maintaining and enhancing the security and efficiency of our Linux-based systems. Your expertise in Linux, combined with a keen interest in cybersecurity, will be instrumental in supporting our mission to safeguard our digital assets.

More About the Role

• Design and implement shell scripts to automate system maintenance tasks, enhancing efficiency and reliability.

• Configure and manage system logging, including remote logging, to facilitate thorough log analysis for troubleshooting and security monitoring.

• Establish and maintain networking services, including firewall configurations and SELinux policies, to ensure secure and optimized system performance.

• Utilize partitions and logical volumes to configure local storage solutions tailored to specific project requirements.

• Deploy, configure, and maintain systems, ensuring software installations, updates, and core services are managed effectively.

• Apply a solid understanding of networking protocols (DNS, SMTP, DHCP) and utilize network troubleshooting tools (e.g. tcpdump, Traceroute, Ping, Netstat, nslookup) to diagnose and resolve issues.

You’ll Bring These Qualifications

• Proven experience in Linux system administration, with a strong background in shell scripting and system automation.

• Expertise in configuring system logging, analyzing logs for troubleshooting, and implementing secure networking services.

• Familiarity with AWS services such as EC2, S3, CloudFormation, and Terraform is advantageous.

• Experience with automation tools like Ansible and version control systems such as GitHub/GitLab for script and code management.

• A proactive approach to system optimization and a continuous learning mindset to stay updated with the latest in Linux systems and cybersecurity.

• Excellent collaboration skills, with the ability to work effectively across teams to achieve system-related goals.

What We Can Offer You:

- We’ve been named a Best Place to Work by the Washington Post.

- Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

- We offer competitive benefits and learning and development opportunities.

- We are mission-oriented and ever-vigilant in aligning our solutions with the nation’s highest priorities.

- For over 60 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.

Company Overview:

CACI is an Equal Opportunity/Affirmative Action Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other protected characteristic.

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here

The proposed salary range for this position is:

CACI, Inc. Delivers industry leading Signals Intelligence exploitation and Electronic Warfare (SIGINT/EW) products that enable our nation’s tactical warfighters to effectively utilize distributed grids of networked sensors, assets, and platforms to perform a variety of critical national security driven missions.

What You’ll Get to Do:  

CACI is seeking an Information Systems Security Officer (ISSO) who will be critical in ensuring the security and compliance of an organization's information systems for the Spectral program. By implementing security controls, conducting risk assessments, and responding to security incidents, the ISSO plays a key role in protecting the confidentiality, integrity, and availability of the organization's information assets. This ISSO will make a significant impact on the security posture of this program.

More About the Role:

• Support all SPECTRAL ISSO tasks
• Collaborate with system integrators and administrators to harden information systems to the required acceptable level
• Provide full Assessment & Authorization (A&A) support and technical security guidance in all phases of the system authorization process and/or Risk Management Framework (RMF)
• Conduct security review of information security plans for networks and information systems
• Conduct the research to identify security vulnerabilities and provide guidance to mitigate risks to information systems.
• Provide corrective actions into a coherent information security strategy
• Review and analyze systems/networks architecture diagrams
• Convey knowledge and security focused comprehensive solutions to technically complex systems and challenges

You’ll Bring These Qualifications:

• Bachelor’s degree in information technology and/or information systems related discipline desired (will consider experience in lieu of degree) and 5 or more years of experience
• Must have an active Top Secret/SCI clearance
• Strong background in Information Technology processes and/or systems administration
• 5+ years recent experience generating and implementing System Security Accreditation/ICD 503 packages for DoD and/or IC Customers
• 5+ years recent experience establishing security processes, practices and principles for TOP SECRET communication network connected systems
• 5+ years recent experience with NIST SP 800-53, CNSSI 1253, and FISMA requirements
• IATT/ATO submission time-lines applied to test and certification schedules
• RMF Working knowledge
• Windows and Linux working knowledge
• Understanding of networking concepts
• 8570.01 Compliant: Security+ or equivalent
• Ability to work independently with minimal supervision as well as part of a team

These Qualifications Would be Nice to Have:

• Ability to work in an agile, fast paced environment
• Experience with containerization and orchestration
• Excellent verbal and written communications for technical and security related topics
• Experience with XACTA
• Use of network security vulnerability assessment tools including ACAS - NESSUS, SCAP, and HBSS
• Knowledge of DoD/IC Information Assurance Vulnerability Management (IAVM) and Configuration Management processes
• Desired Certifications: CISSP, AWS Certifications, Linux OS Certifications

What We Can Offer You:

- We’ve been named a Best Place to Work by the Washington Post.
- Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.
- We offer competitive benefits and learning and development opportunities.
- We are mission-oriented and ever vigilant in aligning our solutions with the nation’s highest priorities.
- For over 60 years, the principles of CACI’s unique, character-based culture have been the driving force behind our succes

Company Overview:

CACI is an Equal Opportunity/Affirmative Action Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other protected characteristic.

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here

The proposed salary range for this position is:

What You’ll Get to Do:

CACI is seeking an Information Systems Security Engineer (ISSE) to support our Air Force program in Hampton, VA at Distributed Ground Systems-Experimental (DGS-X), Langley AFB, VA. The desired candidate will have a working knowledge of Intelligence Community Information Assurance policies and regulations and how they relate to the assessment and authorization process. Experience authoring and maintaining systems security documentation including documentation of security mitigations and successful completion ICD503 accreditation process. Experience navigating the security and accreditation process to include Assessment & Authorization of an IT system to Authority to Operate (ATO). Knowledge and experience in generating appropriate security documentation to receive proper accreditation and correcting security shortfalls as they are identified through agency sponsored reviews.

More About the Role:

• Continuously monitor all alert queues, triage security alerts, and conduct incident response and remediation efforts.

• Provide the technical support to maintain the confidentiality, integrity, and availability of the AF DCGS.

• Work with SCAs and associated teams to improve the security of AF systems by reducing risk postures through the identification of risk reductions and mitigations.

• Perform Test and Evaluation (T&E); interview system SMEs; validate physical controls; HW/SW lists; topology and TPPS. In addition, document and provide On-Site Assessments

• Perform a QA review of the risk scores and risk assessment reports.

• Ensure processes, enhancements and sustainment activities are following NIST 800-53.

• Provide engineering services to support testing of SW that is enhanced and subsequently integrated into the AF DCGS as part of the sustainment lifecycle.

• Develop test scripts, and conduct testing for the applications sustained within the AF DCGS database. Operational Testing shall ensure the system meets the operational needs of the user community. Throughout test events, the systems information assurance and interoperability shall be assessed.

• Identify information assurance control impacts and likelihoods.

• Prepare a system risk rating and determine risk reduction measure based on information assurance control subject areas.

You’ll Bring These Qualifications:

• Active TS/SCI security clearance.

• DOD Directive 8570 IAT II certification (Security+ or equivalent).

• Bachelor’s or Master’s Degree in IS Technology, Computer Science or related field, and 3-10-years of RMF & ISSO experience, or Associate’s Degree and 4-years of RMF & ISSO experience.

• Experience with quality data collection techniques.

These Qualifications Would Be Nice to Have:

• Specific knowledge of AF DCGS RMF processes 

• ITIL v4 Foundation certification

What We Can Offer You:

• We’ve been named a Best Place to Work by the Washington Post.

• Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

• We offer competitive benefits and learning and development opportunities.

• We are mission-oriented and ever vigilant in aligning our solutions with the nation’s highest priorities.

• For over 60 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.

Company Overview:

CACI is an Equal Opportunity/Affirmative Action Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other protected characteristic.

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here

The proposed salary range for this position is:

CACI IS THE WINNER!!! of a long-term contract with the National Geospatial-Intelligence Agency (NGA) for Transport & Cybersecurity Services (TCS) contract.  The functional capabilities are to provide the information technology (IT) infrastructure services required to deliver timely, relevant, and accurate support of national security.  TCS will provide innovative design, engineering, procurement, implementation, operations, sustainment, and disposal of transport and cybersecurity IT services on multiple networks and security domains, at multiple locations worldwide to support the NGA mission.

CACI has an exciting opportunity for a Senior Endpoint Security Engineer to join our Transport & Cybersecurity Services (TCS) team in either Springfield, VA, or St. Louis, MO.

What You’ll Get to Do:

Our Endpoint Security team is rapidly growing! This is one of several New positions that we have added to the TCS program. This is an exceptional opportunity for a TS/SCI-cleared professional to join an incredibly talented team, work with cutting-edge technologies, and propel your career within the Cyber realm!


More About the Role:

• Implement and apply technologies, processes, and practices designed to protect networks, devices, programs, and data from malicious attack, damage, or unauthorized access.

• Provide engineering and sustainment support for various endpoint security solutions.

• Establish computing environment by designing system configuration, directing system installation, and defining, documenting, and enforcing system standards. 

• Provide specific, detailed information for hardware and software selection, implementation techniques, and tools for the most efficient solution to meet business needs, including present and future capacity requirements. 

• Configure and install various security products utilizing Linux OS.

• Work with both the software vendor and the customer to research, analyze, and implement enterprise-wide security solutions/capabilities/enhancements to support customer business/mission goals and objectives

• Assist with the design, analysis, testing, and implementation of state-of-the-art secure architectures

• Oversee security infrastructure sustainment, maintenance, and advanced configuration (policy management, database administration, and security management tools)

• Oversee the reporting, documentation, and investigation of all security-related incidents; lead the development and implementation of corrective measures

You’ll Bring These Qualifications:

• TS/SCI clearance (current). As a post-hire requirement, the selected candidate must be able to successfully pass and maintain a Government polygraph.

• DoD 8570 IAT Level II certified (current)

• Bachelor's degree (Engineering, Computer Science, or related field) and Four (4) years of technical experience in Cyber Security. Additional experience may be considered instead of a degree.

• Working knowledge of maintaining Enterprise Cyber Security Engineering requirements utilizing all or some of the following tools: HBSS, Carbon Black Response/Protection, Microsoft ATA, Tanium

• Must obtain a CSSP Infrastructure Support certification within 6 months of the hire date

• Strong working knowledge of administering applications in a Linux environment

• Experience with large-scale enterprise/global networks in a high-paced, diverse environment

• Understanding of and experience with the DoD Architecture Framework and other key DoD network architecture and strategic planning instructions

• Experience in providing status reports and products to senior management and customers

• Experience with plans, designs, and evaluations of security systems and architectures

These Qualifications Would be Nice to Have:

• CSSP Infrastructure Support certification

• Any Linux related certifications

• Windows Enterprise Active Directory (AD) architecture and VMWare virtualization

What We Can Offer You:

- We’ve been named a Best Place to Work by the Washington Post.

- Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

- We offer competitive benefits and learning and development opportunities.

- We are mission-oriented and ever-vigilant in aligning our solutions with the nation’s highest priorities.

- For over 60 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.

Company Overview:

CACI is an Equal Opportunity/Affirmative Action Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other protected characteristic.

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here

The proposed salary range for this position is:

CACI is seeking an Information Systems Security Officer (ISSO) in the Springfield, VA and/or St. Louis, MO area.

What You’ll Get to Do:

The Information Systems Security Officer (ISSO) is responsible for ensuring that appropriate
operational security postures and active security authorizations for all projects/security plans (SPIDs) are maintained for information processing systems. ISSO’s are responsible for creating and maintaining required security body of evidence (BoE) artifacts such as Plans of Actions and Milestones (POAMs), and that control implementations and test plans meet all Assessment and Authorization (A&A) milestone requirements per customer requirements and practices.

The ISSO is responsible for conducting vulnerability assessments, assisting programs in managing POA&M resolution, and consulting with program teams as they apply ICD 503 and the RMF standards throughout the IT Systems lifecycle.

More About the Role:

• Conduct in-depth security reviews of program systems, applications, and services.
• Participate in security assessments and after assessment, develop a transition plan to address areas for remediation to align the application with the baseline standards.
• Ensure that appropriate operational security posture is maintained for an information system and as such, works in close collaboration with the Information System Owner (ISO).
• Conduct research, develops, implements, test, and reviews an applications information security IAW DoD/NIST RMF requirements in order to protect information and prevent unauthorized access.
• Direct the contracting team about security measures, explain potential threats, implement security measures, and monitor applications in order to meet or exceed all DoD/NIST RMF requirements, resulting in faster and more accurate software releases.
• Support the maintenance of active security authorizations for all projects/security plans (SPIDs) and of required security body of evidence (BoE) artifacts such as POAMs, control implementations and test plans to meet all Assessment and Authorization (A&A) milestone requirements.
• Oversee the continuous integration of newly developed or modernized applications and services with all enterprise security services (ESS).
• Implement all applicable manual Security Technical Implementation Guides (STIGs), vendor hardening guides and ensuring timely installation of all available patches.
• Usage of security relevant databases such as XACTA 360, Service+, Continuity Planning Tool (CPT), and Software Approval Process (SWAP).

You’ll Bring These Qualifications:

• Bachelor’s Degree in Computer Science, Information Systems, Engineering or other related technical or scientific discipline.
• Minimum of five (5) years of ISSO experience in the IC and preferably NGA, for multiple SPIDs.
• Experience in conducting security scans.
• Experience in applying security patches and fixes.
• CISSP certification or Security + Certificate.
• Active/current TS/SCI clearance and the ability to obtain/maintain a Polygraph clearance is required.

What We Can Offer You:

- We’ve been named a Best Place to Work by the Washington Post.

- Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

- We offer competitive benefits and learning and development opportunities.

- We are mission-oriented and ever vigilant in aligning our solutions with the nation’s highest priorities.

- For over 60 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.

Company Overview:

CACI is an Equal Opportunity/Affirmative Action Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other protected characteristic.

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here

Since this position can be worked in more than one location, the range shown is the national average for the position.

The proposed salary range for this position is: