• System Administrator

    Parsons Corporation (Colorado Springs, CO)
    …Engineering field from an accredited university with minimum 8 years of experience + Top Secret ( TS ) security clearance with eligibility for Secret ... eg Active Directory, Identity Management (IdM) **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this position.​… more
    Parsons Corporation (08/15/25)
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  • SatOps Systems Administrator

    SAIC (Colorado Springs, CO)
    **Description** As a vital member of our team, the Satellite Systems Administrator is central to the configuration, maintenance, and issue resolution of ... cross-domain systems that are essential to our space and defense...and completing projects successfully. **Clearance:** + An active DoD Top Secret clearance with the ability to… more
    SAIC (08/22/25)
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  • Linux System Administrator

    Parsons Corporation (Colorado Springs, CO)
    …Engineering field from an accredited university with minimum 8 years of experience + Top Secret ( TS ) security clearance with eligibility for Secret ... help. Our team is looking for a **Linux System Administrator ** . In this role you will support multiple...Experience with configuration management **Security Clearance Requirement:** An active Top Secret SCI security clearance is required… more
    Parsons Corporation (09/04/25)
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  • Senior Linux Systems Administrator…

    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 & ... 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 If… more
    Leidos (09/18/25)
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  • Network/System Administrator (Net/Sys…

    General Dynamics Information Technology (Colorado Springs, CO)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT ... Networking,Local Area Network (LAN),Networking Hardware,Wide Area Network (WAN) **Experience:** 3 + years of related experience **US Citizenship Required:** Yes… more
    General Dynamics Information Technology (09/19/25)
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  • Principal Linux Systems…

    Northrop Grumman (Aurora, CO)
    …The Northrop Grumman Classified Solutions team is seeking an experienced **Linux Systems Administrator ** to join its dynamic team of technical professionals. ... limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract....system environments + Candidates must have a current DOD ** Top ** ** Secret /SCI** levelsecurity clearance, to include a… more
    Northrop Grumman (09/23/25)
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  • Principal Network Administrator…

    Northrop Grumman (Boulder, CO)
    …Demonstrated leadership skills, or previous management of small teams, would be helpful + Active Top Secret or SCI access would be nice to have We offer flexible ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees have… more
    Northrop Grumman (09/25/25)
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  • Network-System Administrator II

    Global Resource Solutions (Colorado Springs, CO)
    …Level 2 within 6 months of the date of hire. Security Requirements: + Current Top Secret Clearance with SCI Eligibility + Eligibility for access to Special ... detail orientated, and talented individual for the position of Network/System Administrator II. Job Description: Summary: The Network/System Administrator II… more
    Global Resource Solutions (09/29/25)
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  • Principal Linux System Administrator

    RTX Corporation (Aurora, CO)
    …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 ... program in a classified environment as a **Principal Linux System Administrator ** . + Responsibilities include building, maintaining, and securing Information… more
    RTX Corporation (07/19/25)
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  • Principal System Administrator

    RTX Corporation (Aurora, CO)
    …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 ... world. Raytheon has an opportunity for a **Principal System Administrator ** for Linux operational support and sustainment for high...other government mandated processes during the life cycle of systems they will maintain. **What You Will Do:** +… more
    RTX Corporation (09/03/25)
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