• Research IT System Administrator

    Colorado State University (Fort Collins, CO)
    Posting Detail Information Working TitleResearch IT System Administrator Position LocationFort Collins, CO Work LocationPosition is fully in-office/in-person ... computing environment, including applications, clients, file systems, and research related Windows and Linux servers. The position will also be able to function in a… more
    Colorado State University (11/22/25)
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  • Sr. Systems Administrator - Secret…

    Lockheed Martin (King Of Prussia, PA)
    …to obtain an SCI security clearance . CompTIA Security\+ Certification . CompTIA Linux \+ or Red Hat Certified System Administrator Certification . Familiarity ... operator in the loop\. **The Work** As a Systems Administrator on the JES Program , you will: \-Work...of the client/server/storage/network devices \-Patch and harden Windows and Linux \(Red Hat\) and networking systems with Security personnel… more
    Lockheed Martin (10/29/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    …CI Polygraph required The Systems Engineering team is seeking a driven Senior Linux /UNIX Systems Administrator that is highly technical and mission focused. This ... ideal candidate is ready to operate as aTIER 3 level Linux /UNIX Administrator , experienced in managing large amounts of data and storage at sites all over the… more
    Arena Technical Resources, LLC (11/29/25)
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  • Functional Area Expert II ( Linux /Unix)

    TISTA Science and Technology (Austin, TX)
    …set of a senior System Administrator (preferably in Solaris Unix and Red Hat Linux ) but also be able to create new methods of gathering and analyzing source data ... + Proficiency in System Administration: A deep understanding of Linux and Unix system administration, including configuring, monitoring, and troubleshooting… more
    TISTA Science and Technology (12/10/25)
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  • 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 - Network…

    St. George Tanaq Corporation (Suitland, MD)
    Senior System Administrator - Network Operation Center WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time Description ... **About the Role** We are seeking a **Senior System Administrator - Network Operation Center** to support our federal government… more
    St. George Tanaq Corporation (11/14/25)
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  • Server Administrator

    Koniag Government Services (Washington, DC)
    Koniag IT Systems LLC, a Koniag Government Services company, is seeking a Server Administrator to support KITS and our government customer in Washington, DC. This is ... qualified, experienced and self-motivated individual to perform the duties of a Server Administrator to support a federal client located in Washington, DC. We offer… more
    Koniag Government Services (10/15/25)
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  • System Operations/ Administrator

    Sciolex Corporation (Chantilly, VA)
    …you receive the utmost employee care. Responsibilities The System Operations/ Administrator will perform the following duties: Install, configure, and maintain ... Secret/SCI clearance with a Counter-Intelligence Polygraph Experience as a desktop system administrator or in a similar IT support role. Compliant with DoD Directive… more
    Sciolex Corporation (10/14/25)
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  • Systems Administrator

    ManTech (Fort Meade, MD)
    **MANTECH** seeks an experienced and passionate, career and customer-oriented **System Administrator ** to join our team in **Ft. Meade, MD.** **Responsibilities ... and testing of information technology systems + Administration of Linux (ie, Redhat/Rocky 8) + Basic Shell Scripting (Bash),...installing PKI certs + Ability to launch and configure VMWare instances + Create/Maintain bash scripts to dump and… more
    ManTech (12/31/25)
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  • System Administrator

    METECS (Houston, TX)
    …robotics, and systems analysis. We are looking for a talented and experienced IT System Administrator with a minimum of 5 years of experience to help us maintain and ... and cybersecurity posture. If you have a strong background in Windows, Linux , Cloud Technologies, and information security practices (ISO 27001), we would love… more
    METECS (12/18/25)
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