• Systems Administrator (Level 2…

    Northrop Grumman (Aurora, CO)
    …they're making history. Northrop Grumman Space Systems (NGSP) seeks to fill a ** Systems Administrator (Level 2 or 3 )** supporting the Integrated National ... **Job Duties:** + Perform as a Linux and Windows System Administrator and able to build these...5+ years of relevant experience; OR Master's degree with 3 + years of experience + **Active TS /SCI… more
    Northrop Grumman (11/06/25)
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  • Help Desk System Administrator

    Lockheed Martin (Schriever AFB, CO)
    …Will Be Doing** We are seeking a detail\-oriented and highly motivated Help Desk System Administrator to join our team in Colorado Springs\. This role focuses ... duties include configuring and managing Linux and Windows Operating systems to include implementing operating system enhancements...This position requires a government security clearance at the Top Secret level; you must be a… more
    Lockheed Martin (12/11/25)
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  • System Administrator (Night Shift…

    NANA Regional Corporation (Colorado Springs, CO)
    Five Rivers Analytics is looking for a System Administrator to work in Colorado Springs, CO. Administers, develops, runs tests, implements, and maintains ... multiple systems , operating environments, and related software + Provide system administration support to install, operate, configure, optimize, and maintain the… more
    NANA Regional Corporation (01/06/26)
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  • Staff Engineer Software (Active TS /SCI…

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... Engineering department which has 200+ Software Engineer, DevOps Engineer, Systems Administrator , Database Administrator , and...can be considered in lieu of degree + **Active Top Secret /SCI security clearance required at time… more
    Northrop Grumman (11/11/25)
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  • System Administrator

    Parsons Corporation (Colorado Springs, CO)
    …(LANs), wide area networks (WANs), network segments, intranets, and other data communication systems . The Network / System Administrator will help architect, ... Our team is looking for a **SysOps Engineer (** ** System Administrator ).** In this role you will...accredited university with minimum 8 years of experience + Top Secret ( TS ) security clearance… more
    Parsons Corporation (11/14/25)
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  • Associate System Administrator

    Lockheed Martin (Littleton, CO)
    …networks invulnerable to ever evolving threats\. What You Will Be Doing As a ** System Administrator ** within this dynamic environment, you will be the guardian ... team environment * CompTIA Linux\+ or Red Hat Certified Systems Administrator Certification * Ability to provide...must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should… more
    Lockheed Martin (12/18/25)
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  • Senior Linux Systems Administrator

    Leidos (Aurora, CO)
    …**Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **Intelligence Sector,** **Cyber & Analytics Business ... in National** **Security!** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial...Virtualization + **Security Clearance** : Must have an active Top Secret /SCI with Polygraph cssrc conmd At… more
    Leidos (01/06/26)
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  • Subcontract Administrator Senior

    Lockheed Martin (Littleton, CO)
    …US Citizen \(no dual citizens\), andbe able to **obtain** and maintain a US DoD Top Secret with Polygraph clearance, to support this government contract, as well ... degree from an accredited college, or equivalent experience/combined education\. * 3 \+ years of professional experience\. * Professional experience working with the… more
    Lockheed Martin (12/16/25)
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  • Senior / Principal Windows System

    SciTec (Boulder, CO)
    …SciTec has an immediate opportunity for a talented Senior / Principal Windows System Administrator to join our team in Boulder, CO. Successful applicants ... 5+ years professional experience performing duties of a Windows system administrator + Strong knowledge of Microsoft...field, or equivalent experience + An active and transferable Secret clearance with ability to gain a TS more
    SciTec (11/19/25)
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  • Principal Linux Systems

    RTX Corporation (Aurora, CO)
    …a Raytheon program in a classified environment as a **Principal Linux System Administrator in Aurora, CO.** Responsibilities include building, maintaining, and ... as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with CI Poly - Current At Raytheon, the foundation of everything we… more
    RTX Corporation (12/29/25)
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