• Systems Network Administrator (SNA-2)

    Leidos (Laurel, MD)
    …**Leidos** has a new and exciting opportunity for a **Systems Network Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... difference in National Security!** **Job Summary:** The Systems Network Administrator provides support for implementation, troubleshooting and maintenance of… more
    Leidos (11/18/25)
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  • Senior System Administrator

    SAIC (Fort Belvoir, VA)
    **Description** The Senior System Administrator will provide support for operational intelligence integration and data-centric operations for customers across ... tunes multiple systems to achieve optimum performance levels. Ensures workstation/ server data integrity by evaluating, implementing, and managing appropriate… more
    SAIC (11/19/25)
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  • System Administrator

    Chenega Corporation (Oakton, VA)
    System Administrator Oakton, VA . Information Technology Join our Talent Network Are you ready to enhance your skills and build your career in a rapidly evolving ... Operations Support, Software Development, and Program Management. Job Title:System Administrator Location:Oakton, Virginia Clearance Level:Top Secret Clearance Summary We… more
    Chenega Corporation (11/12/25)
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  • Directory Services Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …control methodologies. + Relevant certifications(eg,Azure/AWS Admin, Azure/AWS Security, Windows Server Hybrid Administrator , MCSE) REQUIRED + Clearance Level ... **US Citizenship Required:** Yes **Job Description:** Directory Services System Administrator Advance how our customers operate while you advance...+ Required: US Citizenship + Required: DoD 8140 IAT II compliant GDIT IS YOUR PLACE At GDIT, the… more
    General Dynamics Information Technology (01/17/26)
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  • Senior Linux Systems Administrator

    Leidos (Camp Springs, MD)
    …our critical Red Hat Enterprise Linux environment. As a Senior System Administrator , you'll be instrumental in designing, implementing, and maintaining robust and ... + Bachelor's Degree with 12+ years' experience as a Unix System Administrator - Operational experience with RHEL8 and RHEL9. Additional years' experience may… more
    Leidos (12/20/25)
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  • System Administrator

    BAE Systems (Washington, DC)
    **Job Description** BAE Systems is seeking an on-site **System Administrator ** to support our work as a prime contractor on a high-profile US Navy weapon ... forsupporting the customer s digital engineering environment as the primary System Administrator for a classified network. In this role you will support a… more
    BAE Systems (01/15/26)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …Virginia. HOW A **SYSTEMS ADMINISTRATORS** WILL MAKE AN IMPACT As the Systems Administrator on this contract, you will be on an engineering team that provides ... in on-call rotation for after-hours support.** **Responsibilities:** + Provides Tier II support of IT infrastructure systems and custom mission applications based… more
    General Dynamics Information Technology (12/06/25)
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  • Sharepoint Administrator / Lab Manager

    Node.Digital (Arlington, VA)
    Sharepoint Administrator / Lab Manager Location: Arlington, VA Must have an active Top Secret Clearance Node is supporting a US Government customer to provide ... assist with the restoration of services. Node is seeking a Sharepoint Administrator to support the design, development, and deployment of advanced cybersecurity… more
    Node.Digital (12/23/25)
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  • Senior Windows Systems Administrator

    Leidos (Arlington, VA)
    …software packages. + Provide guidance to less experienced personnel on workstation/ server data integrity matters and the implementation of standard software and ... + 6+ years of Senior level experience in Windows server ( Server OS 2019, 2022) and Windows...10/11 administration. + Requires an current 8140 IAT Level II (Intermediate or Advanced) certificate (CompTIA Security+ or Systems… more
    Leidos (01/07/26)
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  • Senior Linux Administrator

    Leidos (Fort Belvoir, VA)
    …of Windows Server experience. **Certifications:** + DoD 8570/8140 IAT Level II certification (Security+, CySA+, GSEC, or CCNA Security) required + Red Hat ... DTRA program at Leidos is seeking a **Senior Linux Administrator ** in Fort Belvoir, VA to support the DTRA...NGINX, HTTP + 2-3 years of experience with web server management and implementation; troubleshooting of websites, applications, and… more
    Leidos (12/30/25)
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