• Senior Systems Administrator

    Leidos (Vienna, VA)
    **Description** The National Security Sector at Leidos is seeking a ** Senior System Administrator** to join a dynamic team based in **Tysons Corner, VA** . This ... onsite in a SCIFwith operational pager/cell phone duty rotation + Contribute technical insights to guide the system's cloud hosting strategy + Develop monitoring… more
    Leidos (07/29/25)
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  • Capture Manager

    GovCIO (Richmond, VA)
    …competitors, and identify discriminators that strengthen capture positioning. + Develop initial competitive intelligence ( CI ) profiles and price-to-win (PTW) ... approaches to improve capture outcomes. + Competitive Intelligence & PTW: Experience developing and applying CI...Technical & Industry Knowledge: Familiarity with Army IT, cyber , and intelligence domains, terminology, and acquisition… more
    GovCIO (09/20/25)
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  • Senior Research Engineer, Advanced…

    Lockheed Martin (Arlington, VA)
    …opportunities designed to propel development and boost agility\. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a ... our team does: This position is within the Trusted Intelligence Laboratory \(TIL\)\. Our mission is to create new...and AI\-enabled systems across air, land, sea, space and cyber domains\. \*\*\* This role is scoped as Hybrid… more
    Lockheed Martin (09/25/25)
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  • Senior Cloud Engineer

    Leidos (Alexandria, VA)
    …in cyber defense, logistics optimization, security operations, and decision intelligence . These are the mission-critical systems that keep our nation secure and ... a trusted partner pioneering the future of defense and intelligence . Our diverse teams of innovators unite around a...resilient. We're seeking a Senior Cloud Engineer to join us at the US… more
    Leidos (09/26/25)
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  • Senior Full Stack Developer

    General Dynamics Information Technology (Fairfax, VA)
    …of related experience **Job Description:** We are seeking a highly skilled Senior Developer with over 10 years of experience in software development, specializing ... innovative solutions in a dynamic environment. We are looking for a Senior Developer who is passionate about leveraging cutting-edge technologies to build scalable… more
    General Dynamics Information Technology (09/02/25)
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  • Senior Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Offensive Security Engineer Job Description **Offensive Security Engineer** **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of ... demonstrate the exploitation of the vulnerabilities. The ability to explain the exploit to senior level management is key to success in this role. Stay current with… more
    CoStar Realty Information, Inc. (08/26/25)
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  • Senior Quality Assurance Engineer

    ManTech (Herndon, VA)
    …it meets cyber security requirements + Coordinates and collaborates with technical teams providing advice, staying abreast of technical solutions, and ... **ManTech** seeks a motivated, career and customer-oriented ** Senior Software Quality Assurance Engineer and Tester** to join our team in the **DC, Maryland, and… more
    ManTech (08/29/25)
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  • Senior Software Developer

    ManTech (Herndon, VA)
    **ManTech** seeks a motivated, career and customer-oriented ** Senior Software Developer** to join our team in the **DC, Maryland, and Virginia (DMV) area** . In this ... requirements, design applications, develop updates to existing applications, and build in cyber security to reduce the attack surface + Coordinates and collaborates… more
    ManTech (08/22/25)
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  • Senior Software Developer

    ManTech (Herndon, VA)
    **ManTech** seeks a motivated, career and customer-oriented ** Senior Software Developer** to join our team in **DC, Maryland, and Virginia (DMV) area** . In this ... design systems software, develop updates to existing applications, and build in cyber security to reduce the attack surface + Coordinates and collaborates with… more
    ManTech (08/19/25)
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  • Senior Network Engineer

    Parsons Corporation (Quantico, VA)
    …you're looking for. **Job Description:** Parsons is looking for an amazingly talented ** Senior Network Engineer** to join our team! **What You'll Be Doing:** + ... well as programs/scripts in PERL, AWK, and SED. + Technical knowledge includes an in-depth understanding of TCP/IP, SNMP,...for network operations. + Must possess TS/SCI Clearance with CI Poly **What Desired Skills You'll Bring:** + CCIE… more
    Parsons Corporation (08/16/25)
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