• Secret Linux System

    Insight Global (Colorado Springs, CO)
    Job Description A company in the Colorado Springs, CO areas is looking for a qualified Linux System Administrator with a Top Secret clearance to join their ... team supporting a DoD program. The System Administrator will work to maintain multi-user computer systems...& IT infrastructure. Candidate will sustain operational Red Hat Linux systems and provide daily support for… more
    Insight Global (01/07/26)
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  • Senior Linux Systems

    Leidos (Aurora, CO)
    …us and make a difference in National** ** Security !** Join our team as a ** Linux Systems Administrator ** , where you'll provide crucial support for the ... has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our...and access to systems and equipment, implementing security procedures and tools. + ** System Configuration… more
    Leidos (01/06/26)
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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 ... and evaluate vendor products, services, and suggestions. + Adhere to strict Information Systems security guidelines in all cases. + Maintain security more
    Northrop Grumman (01/07/26)
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  • Senior Linux System

    GovCIO (Denver, CO)
    …and libraries + Advanced Linux System Administration, Configuration, and System Security + Advanced systems troubleshooting skills + Excellent ... **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with...as in a team **Qualifications** Bachelor's with 8+ yearsLinux System Security , applying updates and remediating vulnerabilities… more
    GovCIO (11/07/25)
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  • Principal Linux Systems

    RTX Corporation (Aurora, CO)
    …be supporting a Raytheon program in a classified environment as a **Principal Linux System Administrator in Aurora, CO.** Responsibilities include building, ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (12/29/25)
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  • Systems Administrator / Linux

    Lockheed Martin (Littleton, CO)
    …Guide \(STIG\) processes * Experience with vulnerability remediation and security management \(i\.e\., system hardening, log management, configuration ... Martin Enterprise Operations \(EO\) position will support the Theater Strike Weapons System \(TSWS\) program\. Work location for this position is Littleton, CO\. The… more
    Lockheed Martin (12/04/25)
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  • Systems Administrator

    Infinity Systems Engineering (Colorado Springs, CO)
    …WE ARE MORE - now, come be more with us! Job Summary: The Systems Administrator is responsible for the maintenance, configuration, and reliable operation of ... performance and security , and providing technical support to internal users. The Systems Administrator will work closely with the IT team to ensure all… more
    Infinity Systems Engineering (12/05/25)
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  • Senior System Administrator

    The Boeing Company (Colorado Springs, CO)
    …& Security ** (BDS) Phantom Works Organization is seeking a **Senior System Administrator ** to support the **Phantom Works Space Battle Management Command ... Management Command & Control (SBMC2) team requires a Senior System Administrator to support operation of a...validates requirements for new and revised hardware and software systems (mixed Windows/ Linux environment on VMware vSphere… more
    The Boeing Company (01/09/26)
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  • Associate System Administrator

    Lockheed Martin (Littleton, CO)
    …rapid paced, team environment * CompTIA Linux \+ or Red Hat Certified Systems Administrator Certification * Ability to provide in\-depth monitoring, able to ... evolving threats\. What You Will Be Doing As a ** System Administrator ** within this dynamic environment, you...platforms to ensure **high availability, peak performance, and robust security ** for mission critical systems \. You will… more
    Lockheed Martin (12/18/25)
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  • Systems Administrator - DevSecOps…

    BAE Systems (Westminster, CO)
    …centralized developer solutions. This position requires skills and experience in Linux system administration, troubleshooting, user account maintenance, and IT ... system security standards. The ideal candidate will have a detailed...be available based on position level and/or job specifics. ** Systems Administrator - DevSecOps Integration** **118729BR** EEO… more
    BAE Systems (12/04/25)
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