• Principal Linux Systems

    Northrop Grumman (Aurora, CO)
    …We Want You!** The Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator ** to join its dynamic team of technical ... be limited to the following: + Perform as primary Linux Systems Administrator for a...environments + Candidates must have a current DOD **Top** ** Secret /SCI** levelsecurity clearance, to include a recent **Polygraph** [adjudicated… more
    Northrop Grumman (11/11/25)
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  • Senior Linux Systems

    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...+ **Security Clearance** : Must have an active Top Secret /SCI with Polygraph cssrc conmd Come break things (in… more
    Leidos (10/09/25)
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  • Senior Linux System Administrator

    GovCIO (Denver, CO)
    **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance to join an Operations team. This ... role, you will work with other members to mitigate vulnerabilities on Linux -based systems , implement STIGs, address POAMs, and mitigate Zero-Day vulnerabilities.… more
    GovCIO (11/07/25)
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  • Linux System Administrator

    The Boeing Company (Colorado Springs, CO)
    …sites. **Position Responsibilities:** + Administer and manage all aspects of Windows and UNIX/ Linux systems + Develop and maintain Red LAN hardware and software ... Red LAN team is seeking an **Associate or Mid-Level Linux System Administrator ** (Level 2 or 3)...be responsible for managing and maintaining various Windows and Unix/ Linux -based operating systems across multiple local area… more
    The Boeing Company (11/19/25)
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  • Linux System Administrator

    KIHOMAC (Colorado Springs, CO)
    …tasks and troubleshooting efforts + Install, configure, and manage RHEL and other Linux -based systems + Assist integration leads and managers in problem ... Build, configure, deploy, administer, maintain and troubleshoot virtual and physical servers/ systems + Ensure system changes are completed in accordance with… more
    KIHOMAC (11/23/25)
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  • Systems Administrator

    ISYS Technologies (Schriever AFB, CO)
    …the space initiatives of our government customers. I2X Technologies is seeking a Systems Administrator to support ongoing activities for a customer in Colorado ... Linux servers + Install and configure Red Hat Linux / Windows / Solaris operating systems ...take add'l experience in lieu of degree + Active Secret clearance + Sec+ certification + Solaris, Linux more
    ISYS Technologies (10/22/25)
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  • Systems Administrator Level 2

    Northrop Grumman (Aurora, CO)
    …to the warfighter. Come be a part of our mission. Northrop Grumman is seeking a ** Systems Administrator ** **Level 2** to join our team at our facility in Aurora, ... be limited to, the following:** + Perform as a Linux and Windows System Administrator on large...+ Solid understanding of remediating security vulnerabilities; Experience hardening Linux systems in accordance with RMF and… more
    Northrop Grumman (10/22/25)
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  • Principal/Sr. Principal Systems

    Northrop Grumman (Colorado Springs, CO)
    …making history. Northrop Grumman Space Systems is seeking a **Principal Systems Administrator ** to join the Deep Space Advanced Radar Capability (DARC) ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 75% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (11/04/25)
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  • GCCS Systems Administrator

    Paragon Cyber Solutions (Colorado Springs, CO)
    …immediate opening for those ready for an exciting and dynamic career as a Systems Administrator to join other smart, talented, and dedicated engineers that pride ... US Air Force Space Command (AFSPC) missions. Clearance: Top Secret Security Clearance with SCI Eligibility Travel Required: Yes...and/or at least five (5) years of Windows and Linux systems administration experience. + Strong knowledge… more
    Paragon Cyber Solutions (10/11/25)
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  • WTRS - Network Administrator

    General Dynamics Information Technology (Fort Carson, CO)
    …of related experience **US Citizenship Required:** Yes **Job Description:** **Network Systems Administrator ** GDIT is seeking qualified candidates for ... ATMP. Seize your opportunity to make a personal impact as a Network Systems Administrator . Here, you'll tailor cutting-edge solutions to the unique requirements… more
    General Dynamics Information Technology (11/25/25)
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