• Infrastructure Support Engineer

    CACI International (Dahlgren, VA)
    …procedures, and collaborate with other team members to ensure the stability, security , and performance of the system's infrastructure. The ideal candidate is a ... Install, configure, and maintain Linux (primarily RHEL and Ubuntu) and Windows operating systems. **Qualifications:** _Required:_ + Bachelor's degree in Computer… more
    CACI International (10/21/25)
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  • Linux Systems Administrator

    CACI International (Reston, VA)
    …and Acquisitions system, Momentum. We are now working to move from our Windows based platform to RHEL, OpenShift and implement DevSecOps. We are looking for ... technical expertise on the implementation and documentation of Information Assurance security controls and assessments in development and production environments. +… more
    CACI International (10/18/25)
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  • System Administrator

    TekSynap (Arlington, VA)
    …degree in IT, Computer Science, or related. + 5+ years system administration (Linux/ Windows ) in hybrid or cloud environments. + Experience with CNCF ecosystem tools ... vulnerability, and performance managementexpertise. + DoD 8570: IAT Level II ( Security + CE minimum). + Active Secret clearance. **COMPETENCIES** + System… more
    TekSynap (10/02/25)
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  • Network Administrator

    GovCIO (Richmond, VA)
    …and growing environment currently supporting functional teams and customers that utilize MS Windows server 2019/2022, MS SQL 2019, MS Windows 11, VMWare 7.x.,OEL ... of the network, hardening of the network and reporting of the overall security and operational status. The position will also recommend improvements to the… more
    GovCIO (09/26/25)
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  • Systems Engineer, TS/SCI with Polygraph

    General Dynamics Information Technology (Mclean, VA)
    …**Job Family:** IT Infrastructure and Operations **Skills:** IBM MVS,Linux,Microsoft Windows ,Unix **Experience:** 5 + years of related experience **US Citizenship ... with server technologies, MVS (multiple virtual storage), Linux, UNIX, and Windows technology and operating systems. + Demonstrated experience with Enterprise… more
    General Dynamics Information Technology (09/19/25)
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  • Test Engineer / Principal Test Engineer…

    Northrop Grumman (Newport News, VA)
    …only part of history, they're making history. As one of the largest global security companies in the world, Northrop Grumman is proud to help our nation's military ... steps to requirements. + User level experience with Linux and Windows Operating Systems. + Strong troubleshooting, problem solving, and verbal/written communication… more
    Northrop Grumman (09/17/25)
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  • Penetration Tester

    CACI International (Chantilly, VA)
    …* * **_The Opportunity:_** **Perform computer network evaluations to include penetration security assessments in a cybersecurity red team environment.** **Be part of ... grow on and between programs with peers who are dedicated to advancing national security . Participate in fun team outings and team building events where you get to… more
    CACI International (09/13/25)
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  • Citrix App and Desktop Virtualization Engineer

    BAE Systems (Herndon, VA)
    …and sustainment support for critical military platforms and systems. Intelligence & Security provides services and products to the Department of Defense, the ... and a shared ambition to lead the world in defense technologies and national security services. We offer flexible work environment to support the balance in your… more
    BAE Systems (09/10/25)
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  • Systems Engineer (Expert)

    BAE Systems (Herndon, VA)
    …and sustainment support for critical military platforms and systems. Intelligence & Security provides services and products to the Department of Defense, the ... to lead the world in defense technologies and national security services. We offer flexible work environment to support...Education, Experience, & Skills** We are actively seeking a Windows Systems Engineer with a minimum of 11 years'… more
    BAE Systems (09/09/25)
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  • HBSS Administrator

    Leidos (Fort Belvoir, VA)
    …in CONUS and OCONUS locations. The candidate will be responsible for ensuring the security and integrity of IT systems by running their Endpoint Security with ... and Microsoft Defender. Administrator will also be responsible in applying Security Technical Implementation Guides (STIGs), managing system patches, and overseeing… more
    Leidos (12/03/25)
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