• Information Systems Security Officer

    SAIC (Chantilly, VA)
    …modernize and enable critical national imperatives. SAIC is looking for an Information Systems Security Officer (ISSO) to support a highly dynamic and growing ... , with at least 3 years as an Information Systems Security Officer or similar role +...technology integrator, solving our nation's most complex modernization and systems engineering challenges across the defense, space ,… more
    SAIC (10/04/25)
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  • Information Systems Security

    Amentum (Chantilly, VA)
    **Your Impact:** Are you interested in using your skills to help shape the Cyber , Security , & Intel space ? If so, look no further. Amentum is seeking a ... with cross-functional teams to ensure the highest standards of information security across our applications and systems . **Responsibilities:** + Oversee… more
    Amentum (11/18/25)
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  • Sr Specialist, Circuit Design Electrical Engineer…

    L3Harris (Ashburn, VA)
    …deliver end-to-end technology solutions connecting the space , air, land, sea and cyber domains in the interest of national security . Job Title: Sr ... Specialist, Circuit Design Electrical Engineer - Unmanned Systems (Secret Security Clearance) Job Code: 28913 Job Location: Ashburn, Virginia Job Schedule: 9/80… more
    L3Harris (09/17/25)
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  • Specialist, Systems Engineer Mission…

    L3Harris (Springfield, VA)
    …deliver end-to-end technology solutions connecting the space , air, land, sea and cyber domains in the interest of national security . Job Title: Specialist, ... is responsible for identifying, assessing, and mitigating threats to space , cyber , and ground systems ...US government missions. The ideal candidate will apply operational security (OPSEC), counterintelligence, cyber defense, and threat… more
    L3Harris (10/16/25)
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  • Crypto Systems Engineer

    KBR (Chantilly, VA)
    …lnformation Security Officer. + Systems : Providing cyber security advice and assistance for Space and Terrestrial acquisition, and for operational ... integration, and embedment of cryptography and cryptographic-related cyber security solutions into customer-owned or controlled Space systems more
    KBR (09/06/25)
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  • Technical Support Specialist ( Systems

    Huntington Ingalls Industries (Virginia Beach, VA)
    …settings, and support release upgrades + Apply patches and implement DoD Security Technical Implementation Guides (STIGs) across systems + Monitor performance ... ships and defense technology solutions that safeguard our seas, sky, land, space and cyber . Our workforce includes skilled tradespeople; artificial intelligence,… more
    Huntington Ingalls Industries (11/15/25)
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  • Senior Scientist, Systems Engineer

    L3Harris (Herndon, VA)
    …deliver end-to-end technology solutions connecting the space , air, land, sea and cyber domains in the interest of national security . Job Title: Senior ... customer during program reviews. This role requires experience in systems engineering, system architecture development, competitive assessment, project engineering… more
    L3Harris (10/05/25)
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  • Systems Engineer

    Nightwing (Herndon, VA)
    …services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability ... Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and...may be Substituted for Educational Requirement **_Must have TS/SCI security clearance with Poly on day one of employment… more
    Nightwing (09/23/25)
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  • Senior MBSE Systems Engineer

    SAIC (Chantilly, VA)
    …in Chantilly, VA. This customer is responsible for designing, building, and operating national security -related systems based in space , in the air, and on ... systems engineering solutions that determine the current and future national space systems . **Responsibilities include but are not limited to:** + Working… more
    SAIC (11/20/25)
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  • Linux Systems Administrator

    Nightwing (Sterling, VA)
    …services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability ... Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and...degradation. + Security Management: Implement and maintain security measures to protect systems from vulnerabilities,… more
    Nightwing (11/18/25)
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