• Top Secret Linux

    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 ... environments, lab assets, & IT infrastructure. Candidate will sustain operational Red Hat Linux systems and provide daily support for hardware and software… more
    Insight Global (07/30/25)
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  • Staff Systems Administrator ( Top

    Northrop Grumman (Colorado Springs, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: No **Description** At Northrop Grumman, our employees have ... be limited to the following: + Perform as primary Linux Systems Administrator for a classified government...16 years of IT experience is required + Current Top Secret Clearance at time of application… more
    Northrop Grumman (07/31/25)
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  • Principal/ Sr Principal Engineer Systems

    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 ... PhD. + Active TS/SCI Clearance + Experience developing in Linux environments. + Experience monitoring systems , recycling...developing in Linux environments. + Experience monitoring systems , recycling systems and installing builds +… more
    Northrop Grumman (07/16/25)
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  • Principal Linux Systems

    Northrop Grumman (Aurora, CO)
    …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 classified government... 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 Systems Administrator ( Linux

    GovCIO (Denver, CO)
    …willing to work nights, have an active Security+ certification, and an active Top Secret clearance. **Responsibilities** In this role you will: Provide support ... **Overview** GovCIO is hiring for a Senior Systems Administrator ( Linux and Windows) to...Required:** US Citizenship is required to acquire an active Top Secret clearance Preferred Skills and Experience… more
    GovCIO (07/09/25)
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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 & ... difference in National** **Security!** Join our team as a ** Linux Systems Administrator** , where you'll provide...Virtualization + **Security Clearance** : Must have an active Top Secret /SCI with Polygraph cssrc conmd Come… more
    Leidos (07/16/25)
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  • M&S System Analyst ( Secret

    Lockheed Martin (Colorado Springs, CO)
    …\(BM/C2\) systems , defense communications systems , and the Missile Defense System \(MDS\) in general\. \- Familiarity with Unix/ Linux , Agile Scrum, and ... security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of… more
    Lockheed Martin (07/18/25)
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  • Secret Software Engineer

    Insight Global (Colorado Springs, CO)
    … and Windows platforms, software integration testing, and developing automated test scripts. Top Secret preferred null We are a company committed to creating ... and configuring software, as well as designing, coding, testing, and integrating system applications. The engineer will interface with other system support… more
    Insight Global (07/22/25)
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  • Sr Principal Engineer Systems

    Northrop Grumman (Colorado Springs, CO)
    …at the time of application, which is required to start with the ability to obtain Top Secret clearance + A DoD 8140 certification at **IAT Level II or higher** ... offering an exciting opportunity for a Sr. Principal Engineer Systems - System Integration Engineer (25-310) to...**Preferred Qualifications:** + A current and active in-scope DoD-issued ** Top Secret ** clearance is highly preferred +… more
    Northrop Grumman (07/26/25)
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  • Sr Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …with 12 years of IT experience is required + **Candidate must have active/current Top Secret /SCI clearance with adjudicated Full Scope Polygraph at time of ... be limited to, the following:** + Perform as a Linux and Windows System Administrator on large...+ Solid understanding of remediating security vulnerabilities; Experience hardening Linux systems in accordance with RMF and… more
    Northrop Grumman (06/12/25)
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