• 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...system environments + Candidates must have a current DOD ** Top ** ** Secret /SCI** levelsecurity clearance, to include a… more
    Northrop Grumman (06/25/25)
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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...Virtualization + **Security Clearance** : Must have an active Top Secret /SCI with Polygraph cssrc conmd **Original… more
    Leidos (07/16/25)
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  • Senior Systems Administrator

    GovCIO (Denver, CO)
    **Overview** GovCIO is hiring for a Senior Systems Administrator ( Linux and Windows) to provide on-going support for the administration of the core system ... willing to work nights, have an active Security+ certification, and an active Top Secret clearance. **Responsibilities** In this role you will: Provide support… more
    GovCIO (07/18/25)
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  • Lead, Cyber Infrastructure Systems Engineer…

    L3Harris (Colorado Springs, CO)
    …In lieu of a degree, minimum of 14 years of prior related experience. + Top Secret /SCI clearance is required. + DOD 8570.01M IAT 2 certification. Preferred ... domains in the interest of national security. Job Title: Lead, Cyber Infrastructure Systems Engineer Job Code: 24210 Job Location: Colorado Springs, CO Job Schedule:… more
    L3Harris (05/20/25)
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  • Principal Linux System Administrator

    RTX Corporation (Aurora, CO)
    …for a security clearance​ **Security Clearance:** TS /SCI with Polygraph **Principal Linux System Administrator , Aurora, CO, must have active TS /SCI ... Raytheon program in a classified environment as a **Principal Linux System Administrator ** . + Responsibilities include...SSCP, CySA+, CND. + Experience administering Red Hat Enterprise Linux (RHEL) based systems + Experience using… more
    RTX Corporation (07/19/25)
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  • Senior Specialist, Cyber Infrastructure…

    L3Harris (Colorado Springs, CO)
    …land, sea and cyber domains in the interest of national security. Job Title: Systems Administrator ( Linux /Windows) Job Code: 23393 Job Location: Colorado ... and validation, cost and risk and supportability and effectiveness analyses for total systems . Analyses are performed at all levels of total system product to… more
    L3Harris (05/01/25)
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  • Principal Systems Administrator

    Northrop Grumman (Colorado Springs, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... is offering an exciting opportunity for a Principal Systems Administrator (25-292) to join our team...+ Applicants must have a current, active in-scope DoD-issued ** Top Secret ** security clearance at the time… more
    Northrop Grumman (07/11/25)
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  • Systems Administrator /Integrator

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …partners and ourselves. Kratos is offering an exciting opportunity for a CCS-C Systems Administrator and Systems Integrator responsible for supporting, ... must possess (or be eligible to obtain) a DoD Top Secret /SCI clearance. Strong communication skills and...SECRET clearance with the ability to obtain a TS /SCI. + The role requires the ability to travel… more
    Kratos Defense & Security Solutions, Inc. (06/18/25)
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  • Systems Administrator Nissc II…

    Amentum (Colorado Springs, CO)
    **Position Title: Systems Administrator ** **Location: Cheyenne Mountain Space Force Station** **Relocation Assistance: None available at this time** ... **Remote/Telework: NO - Not available for this position** **Clearance Type: DoD Top Secret w/ SCI Eligibility** **Shift: Requires rotating shift work** **Travel… more
    Amentum (07/15/25)
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  • Staff Systems Administrator

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our ... consider in lieu of a degree. + Current active TS /SCI security clearance at time of application. + Subject...VSAN design and implementation experience + Perform as consulting Systems Administrator and subject matter expert for… more
    Northrop Grumman (06/20/25)
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