• Cyber Linux Engineer

    CACI International (Chantilly, VA)
    Cyber Linux Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... government client systems. CACI is seeking a Cyber Engineer with a flare for Linux Administration responsible for delivery of contextual and timely log data… more
    CACI International (06/20/25)
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  • Linux Engineer

    Amentum (Chantilly, VA)
    …, Security, & Intel space? If so, look no further. Amentum is seeking a ** Linux Engineer ** to join our team of passionate individuals in **Chantilly, VA** . ... on the Nation's security and intelligence mission. **Your Impact:** Our Linux Engineer will join a team of highly skilled technical professionals supporting… more
    Amentum (07/02/25)
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  • Principal Cyber Engineer

    Nightwing (Sterling, VA)
    …challenging, meaningful work that is vital to our national security, apply today! **Principal Cyber Engineer ** Cyber Offense and Defense Experts (CODEX) is ... seeking a cyber engineer to join our team to...seeking a cyber engineer to join our team to solve real-time ...At least 8 years of experience with C/C++ on Unix/ Linux platforms using Make/CMake build systems + Familiarity with… more
    Nightwing (04/25/25)
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  • Cyber Software Engineer

    CACI International (Chantilly, VA)
    Cyber Software Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... department with an expanding range of programs focusing on Cyber Operations, where you get to grow on and...build pipelines, and code review * Experience developing for Linux servers and using the Linux command-line… more
    CACI International (06/25/25)
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  • Cyber Systems Security Engineer

    Lockheed Martin (Manassas, VA)
    …and continued superiority under the sea and across domains\. **The Work** As a Cyber Systems Security Engineer Staff, you will take a leadership role in ... Federated Tactical Systems\)\. You'll drive the development and integration of modern cyber solutions that protect and empower critical Department of Defense \(DoD\)… more
    Lockheed Martin (06/29/25)
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  • Cyber Network Security Engineer

    CACI International (Chantilly, VA)
    Cyber Network Security Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... cybersecurity operations, reducing cost and increasing efficiency + Solve cyber problems through operations, data-driven analytics, and development + Leverage… more
    CACI International (05/08/25)
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  • Cyber Software Engineer

    CACI International (Chantilly, VA)
    Cyber Software Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... * * **The Opportunity:** CACI is seeking a software engineer to fill a mission facing development position. This...department with an expanding range of programs focusing on Cyber Operations, where you get to grow on and… more
    CACI International (04/29/25)
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  • Senior Principal Cyber Security…

    ManTech (Chantilly, VA)
    ManTech seeks a motivated, career and customer-oriented **Senior Principal Cyber Security Engineer ** to join our team in the **Chantilly, VA OR Denver, CO.** ... Deployment Server). **Minimum Qualifications** + Bachelor's degree or 4+ additional years of cyber experience in lieu of degree + 10+ years of experience in a… more
    ManTech (05/20/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    **ManTech seeks a motivated, career and customer-oriented Principal Cyber Security Engineer ** to join our team in **Chantilly, VA** . This role offers the ... opportunity to support a critical cyber mission by maintaining and enhancing perimeter protection systems...solutions with a focus on cybersecurity. + You will engineer and deploy new capabilities to enhance functionality, system… more
    ManTech (06/25/25)
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  • Senior Cyber Network Engineer

    CACI International (Chantilly, VA)
    Senior Cyber Network Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... **The Opportunity:** Join our team as a Senior Principal Cyber Network Engineer in Chantilly, VA where...and load balancers) + Solid understanding of Windows and Linux systems, general operating system security practices, TCP/IP networking,… more
    CACI International (06/23/25)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    **ManTech** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include ... Maintain infrastructure in cloud or virtualized environments + Perform Linux based system upgrades and patches + Engineer... Linux based system upgrades and patches + Engineer and deployment of a privileged access management (PAM)… more
    ManTech (06/04/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    **Mantech** seeks a motivated and customer-focused **Principal Cyber Security Engineer ** to join our team in **Chantilly, VA** . In this role, you will help ... . Bachelor's degree, or an additional 4+ years of cyber experience in lieu of a degree . 7+...and virtualization platforms . Strong knowledge of Windows and Linux systems, operating system security practices, TCP/IP networking, 802.1x,… more
    ManTech (06/28/25)
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  • Systems Administrator ( Linux )

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our customers' ... most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency,...to address emerging threats. Nightwing is seeking a Sr. Linux Systems Administrator to support the design, development, and… more
    Nightwing (05/17/25)
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  • Principal Cyber Support Developer

    ManTech (Chantilly, VA)
    ManTech seeks a motivated, career and customer-oriented **Principal Cyber Support Developer** to join our team in the **Chantilly, VA.** **Responsibilities include ... but are not limited to:** + Integrate, tailor, engineer , design, and maintain cybersecurity relevant features & capabilities using well-known windows and cloud… more
    ManTech (05/30/25)
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  • Cyber Defense - Junior Security Operations…

    Koniag Government Services (Chantilly, VA)
    …Public Law 88-352_** **Other details** + Job Family IT, Cyber Security, Network Systems + Job Function Cyber Security Architect/ Engineer + Pay Type Hourly < ... Cyber Defense - Junior Security Operations Center/Incident Response...knowledge + Understanding of incident response + Experience with Windows/ Linux systems + Knowledge of basic forensics + Familiarity… more
    Koniag Government Services (06/26/25)
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  • Platform/Infrastructure Engineer

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our customers' ... most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical… more
    Nightwing (06/27/25)
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  • Network Red Team Engineer

    Parsons Corporation (Centreville, VA)
    …for. **Job Description:** **Network Engineer - Hybrid** We are developing a new cyber range for a very important new client. In this role, you'll be working with ... the team to design, develop, and maintain, the cyber range for red team members including CNO developers,...experience + Active Top Secret clearance + Proficient in Linux + Strong understanding of networking concepts, protocols, and… more
    Parsons Corporation (05/10/25)
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  • Site Reliability Engineer

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our customers' ... most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical… more
    Nightwing (06/27/25)
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  • Data Center Operations Engineer - TS/SCI…

    General Dynamics Information Technology (Warrenton, VA)
    …your opportunity to make a personal impact as a Data Center Operations Engineer supporting customer activities. GDIT is your place to make meaningful contributions ... people are our differentiator. As a Data Center Ops Engineer , you will help ensure today is safe and...and other large scale networking gear. + Familiarity with Linux command line to assist with troubleshooting and configuration.… more
    General Dynamics Information Technology (04/25/25)
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  • Systems Engineer

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our customers' ... most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical… more
    Nightwing (06/27/25)
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