• Senior Linux Systems Administrator

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... difference in National** **Security!** Join our team as a ** Linux Systems Administrator ** , where you'll provide...to 15 years. + **Technical Skills** : Experience with LINUX , Windows and Virtualization + **Security Clearance**… more
    Leidos (12/19/25)
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  • Senior Linux Administrator

    Leidos (Fort Belvoir, VA)
    **Description** The DTRA program at Leidos is seeking a **Senior Linux Administrator ** in Fort Belvoir, VA to support the DTRA I3TS Infrastructure Services team ... to maintain and optimize the Linux production environment.The candidate will be...and Package Management. **Preferred Qualifications:** + 2-3+ years of Windows Server experience. **Certifications:** + DoD 8570/8140 IAT Level… more
    Leidos (12/30/25)
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  • Linux Systems Administrator

    JHNA (Patuxent River, MD)
    Patuxent River, MD, USA | Full Time Linux Systems Administrator JHNA is currently seeking a talented Linux Systems Administrator to support our NAVAIR ... + Five (5) years' or more of hands-on experience working with UNIX/ Linux and Windows . + Experience in DoD Information Assurance/Cyber policy and procedures to… more
    JHNA (11/25/25)
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  • MSIC - HPC Linux Systems…

    COLSA Corporation (Huntsville, AL)
    Join our team as a Linux Systems Administrator , where you will support and manage a diverse mix of workstations, servers, and high-performance computing (HPC) ... clusters using Bright, Slurm, and/or xCAT. + Strong networking experience in Linux environments. + Cross-OS administration experience with Windows . +… more
    COLSA Corporation (12/31/25)
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  • Linux System Administrator

    Nightwing (Arlington, VA)
    …is seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment of ... - Perform large scale configuration management and deployment across Windows , MacOS, Linux /Unix, and other operating systems...- 5+ years of directly relevant experience as a Linux System Administrator . - 2+ years MacOS… more
    Nightwing (11/26/25)
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  • Mid-Level Linux Systems…

    The Boeing Company (Berkeley, MO)
    …States (US) Infrastructure Operations (SUSIO) Organization is currently seeking a **Mid-Level Linux Systems Administrator ** to join the team in **Berkeley, MO** ... Requirements) + 3+ years of experience in performing system administration tasks on Windows and Linux hosts including installing security patches and making… more
    The Boeing Company (12/25/25)
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  • Sr Principal Linux Systems…

    Northrop Grumman (Boulder, CO)
    …include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively ... Office (CIDO) organization is seeking a highly experienced **Senior Linux Server Admin** to join its dynamic team of...routing, and VLANs + Cisco experience and/or certifications + Windows server management experience + Windows Active… more
    Northrop Grumman (12/12/25)
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  • Windows Server Administrator

    Northrop Grumman (Wright Patterson AFB, OH)
    …not only part of history, they're making history. Northrop Grumman is seeking a Windows Server Administrator /Principal Windows Server Administrator to ... good working relationships with internal and external stakeholders This Windows Systems Administrator will be an active...support two production networks and aR&D environment to include Linux and Windows . This requisition may be… more
    Northrop Grumman (12/03/25)
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  • Sr. Systems Administrator ( Linux )

    Themis Insight (Fort Meade, MD)
    …Private, Civilian and Military expertise to every case. We are hiring a Sr. Systems Administrator ( Linux ) to work in Fort Meade, MD. Position location is subject ... involved in the resolution process. Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains… more
    Themis Insight (12/19/25)
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  • Linux Systems Administrator 1/2

    Northrop Grumman (Rolling Meadows, IL)
    …of history - they are making history. Northrop Grumman Enterprise Services is seeking a ** Linux Systems Administrator .** This role can be performed by a level 1 ... limited to the following: + Installing, troubleshooting, and maintaining Linux workstations and servers. + Installing, upgrading/patching, monitoring, problem… more
    Northrop Grumman (12/19/25)
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