• Senior Systems Administrator

    CACI International (Annapolis Junction, MD)
    Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... IT system infrastructure and any processes related to these systems . The Senior Systems Administrator will Configure and manage primarily Windows and… more
    CACI International (09/25/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our ... and together our best becomes better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services position supporting the NNSA (National… more
    General Dynamics Information Technology (09/16/25)
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  • Senior Windows Systems

    SMX (Dahlgren, VA)
    Senior Windows Systems Administrator (4417)at SMX(View all jobs) (https://www.smxtech.com/careers/) Dahlgren, VA SMX is looking for a highly motivated ... Senior Windows Systems Administrator to...Senior Windows Systems Administrator to join our team in...configuration of COTs software products + Proficient with major network security tools such as firewalls + Proficient with… more
    SMX (09/03/25)
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  • Senior Linux Systems

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... make a difference in National** **Security!** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial support for the implementation,… more
    Leidos (09/26/25)
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  • Systems Administrator

    Amentum (Warrenton, VA)
    …service requests and oversee the lifecycle tracking, documentation, and reporting of network systems and hardware assets. Ensure compliance with disposal ... is a DoD-provided, TS/SCI, integrated voice, video, and data, global communications network that facilitates collaboration among senior leaders and key staff.… more
    Amentum (09/25/25)
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  • Cloud Network & Computer Systems

    SMX (Patuxent River, MD)
    Cloud Network & Computer Systems Administrator - Advanced (Secret to TS) (3264)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD ... SMX is seeking a skilled **Cloud Network & Computer Systems Administrator **...Must be able to interact with peers, management, and senior engineers in a constantly evolving environment to ensure… more
    SMX (08/08/25)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Fort Meade, MD)
    Systems Administrator , Senior The...readily available in production environments + Experience as a network administrator or systems engineer ... technical expertise in support of cyberspace operations? As a Systems Administrator , you'll have the chance to...Knowledge of different layers of the technology stack, including network , application frameworks, database systems , and vendor… more
    BOOZ, ALLEN & HAMILTON, INC. (09/09/25)
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  • Systems Administrator Senior

    General Dynamics Information Technology (Fort Belvoir, VA)
    …10 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Systems Administrator Senior (VMware) - TS/SCI required** Make ... of the most complex government, defense, and intelligence projects. Join GDIT as a ** Systems Administrator (VMware)** with for a career where your growth is just… more
    General Dynamics Information Technology (09/21/25)
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  • Network & Systems

    Leonardo DRS, Inc. (San Diego, CA)
    …protect with Light". Come join the family!_ **Job Summary** Primarily performs network administration duties of on-prem systems and networks including high-side ... tune on-prem connected and standalone, high and low, information systems and network connections (LAN and WAN)...+ Perform support tasks as needed requested by the Senior System Administrator , Information System Security Manager… more
    Leonardo DRS, Inc. (08/27/25)
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  • Senior Linux Systems

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    **Overview** SENIOR LINUX ADMINISTRATOR (NETSERV) Bowhead seeks a Senior Linux Administrator (NetServ) to join our team in Dahlgren, VA. The Senior ... system attributes, such as permissions, encryption, access control lists, and network file systems + Deploy, configure, and maintain systems , including… more
    UIC Government Services and the Bowhead Family of Companies (09/17/25)
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