• Top Secret Linux System

    Insight Global (Boulder, CO)
    …A company in the Boulder, 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 , including coordination with network administrators to maintain an… more
    Insight Global (08/09/25)
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  • System Administrator

    General Dynamics Information Technology (Aurora, CO)
    …RQ198811 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a Systems Administrator Associate with GDIT. A career in enterprise IT… more
    General Dynamics Information Technology (08/01/25)
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  • Systems Administrator Technician…

    General Dynamics Information Technology (Aurora, CO)
    …RQ197025 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... we can't turn into opportunity. At GDIT, people are our differentiator. Our ** Systems Administrator Technician** supports and manages the responsibilities of the… more
    General Dynamics Information Technology (07/02/25)
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  • Property Administrator - TS /SCI…

    General Dynamics Information Technology (Aurora, CO)
    …RQ199044 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... mission and optimize our business strategy as a Property Administrator at GDIT. Here, you'll support solving some of...systems , and network infrastructure. * Security Clearance Level: TS /SCI with Polygraph * Location: On Customer Site *… more
    General Dynamics Information Technology (08/08/25)
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  • Principal Linux Systems

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a **Principal Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... lasting impactful results. 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 Come… more
    Leidos (08/11/25)
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  • Windows System Administrator (Onsite…

    RTX Corporation (Aurora, CO)
    …is to join our RTX **Enterprise Services** team: **Role Overview** We are seeking a skilled System Administrator on Windows systems to join our IT team. The ... as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with Polygraph RTX Corporation is an Aerospace and Defense company that… more
    RTX Corporation (07/30/25)
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  • Systems Administrator ( TS

    Fluor (Aurora, CO)
    …access level, and have favorably completed a government issued polygraph The Systems Administrator is highly knowledgeable within designated Industrial Control ... are met and manage virtual workstations and servers using VMWare. The Systems Administrator analyzes, evaluates, and proposes recommendations on innovative… more
    Fluor (07/30/25)
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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 ... systems , operating environments, and related software. + Provide system administration support to install, operate, configure, optimize, and maintain the… more
    NANA Regional Corporation (07/22/25)
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  • O&M Administrator ( TS /SCI…

    Fluor (Aurora, CO)
    …Community. **Job Description** Must have an active (or ability to obtain and maintain) TS /SCI with CI Polygraph The purpose of this position is to perform the ... functions listed below with the overall objective of consistently providing top -quality, non-technical administrative support and to maintain high standards of… more
    Fluor (08/08/25)
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  • Subcontract Administrator ( TS /SCI…

    Fluor (Aurora, CO)
    …Intelligence Community. **Job Description** Active (or the ability to obtain and maintain) TS /SCI with Poly Clearance Required The purpose of this position is to ... Required * Experience with Government Contracts (FAR/DFARS and other supplements) * TS /SCI clearance * Contribute to and promote the use of Fluor's knowledge… more
    Fluor (07/18/25)
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