• 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 ... for a skilled professional with a solid foundation in Linux administration and a collaborative approach to problem-solving. +...to 12 years of related experience + Active DoD Top Secret Clearance with SCI eligibility + Must be… more
    COLSA Corporation (10/02/25)
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  • Senior Linux Systems

    Leidos (Annapolis Junction, MD)
    **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...Virtualization + **Security Clearance** : Must have an active Top Secret/SCI with Polygraph cssrc conmd Come break things… more
    Leidos (10/09/25)
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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 & ... difference in National** **Security!** Join our team as a ** Linux Systems Administrator ** , where...Virtualization + **Security Clearance** : Must have an active Top Secret/SCI with Polygraph cssrc conmd If you're looking… more
    Leidos (09/26/25)
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  • Senior Systems Administrator

    Mount Sinai Health System (New York, NY)
    …clinical data warehouse team and a research data services team. The **_Senior Systems Administrator /Engineer,_** as a member of the Scientific Computing and Data ... data science ecosystem for researchers at Mount Sinai. The Administrator is the principal technology expert for Windows and... is the principal technology expert for Windows and Linux systems , and help support high-performance computing… more
    Mount Sinai Health System (09/22/25)
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  • Sr Principal Linux Systems

    Northrop Grumman (Boulder, CO)
    …will include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate ... be a condition of continued employment + Must have Linux Operating Systems support experience + ...with Certification & Accreditation process and STIGs + Active Top Secret is preferred We offer flexible work arrangements,… more
    Northrop Grumman (10/09/25)
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  • Windows Linux Systems

    General Dynamics Information Technology (Fort Belvoir, VA)
    …General Dynamics Information Technology (GDIT) is looking for a skilled **IT Systems Administrator ** with experience in Microsoft enterprise environments to ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None...a hybrid mix of **Windows and Red Hat Enterprise Linux (RHEL) systems .** **Key Responsibilities:** + Perform… more
    General Dynamics Information Technology (07/16/25)
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  • Lead Linux Systems

    Insight Global (Aurora, CO)
    Job Description Overview: Insight Global is seeking a Lead Systems Administrator to lead operations at Buckley Space Force Base, CO. This role involves system ... degree) * Linux : Hands-on experience deploying, configuring, and troubleshooting Linux systems , preferably RedHat 6/7/8/9 * Hardware: Experience with NetApp,… more
    Insight Global (10/06/25)
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  • Linux Systems Administrator

    Lockheed Martin (Sunnyvale, CA)
    …us for challenging missions that will inspire innovation\! Lockheed Martin Space seeks a Linux Systems Administrator for its Sunnyvale, CA location to join ... Martin Space Are you looking for an exciting career at one of the top Aerospace and Defense Companies? A fulfilling position that challenges your mind, grows your… more
    Lockheed Martin (10/08/25)
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  • HPC Linux Systems

    Northrop Grumman (Melbourne, FL)
    …We Want You!** The Northrop Grumman Classified Solutions team is seeking a senior ** Linux Systems Administrator ** to join its dynamic team of technical ... have the ability to obtain, and maintain, a DOD ** Top Secret** level security clearance as a condition of...with configuring, administering, and maintaining Red Hat or other Linux systems + Experience operating under, and… more
    Northrop Grumman (09/10/25)
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  • Linux Systems Administrator

    Parsons Corporation (Centreville, VA)
    …We've got what you're looking for. **Job Description:** Parsons is seeking a mid-level ** Linux Systems Administrator ** . The candidate will support both ... be accepted in place of a degree + 3+ years of experience with Linux operating systems , including installations, maintenance, and troubleshooting + Experience in… more
    Parsons Corporation (08/09/25)
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