• 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 ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Polygraph TRAVEL: Yes, 10% of the Time **Description** At...be limited to the following: + Perform as primary Linux Systems Administrator for a… more
    Northrop Grumman (06/25/25)
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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 ... with lasting impactful results. Join our team as a ** Linux Systems Administrator ** , where...Clearance** : Must have an active Top Secret/SCI with Polygraph cssrc conmd **Original Posting:** May 12, 2025 For… more
    Leidos (05/30/25)
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  • Principal Linux System Administrator

    RTX Corporation (Aurora, CO)
    …US citizens are eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph **Principal Linux System Administrator - Aurora, CO, must ... Raytheon program in a classified environment as a **Principal Linux System Administrator .** + Responsibilities include building,...GSEC, SSCP, CySA+, CND. + Experience Red Hat Enterprise Linux based systems + Experience with DT… more
    RTX Corporation (07/08/25)
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  • Sr Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …Come be a part of our mission. Northrop Grumman is seeking a **Sr Principal Systems Administrator ** to join our team at our facility in Aurora, Colorado. **Job ... 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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  • Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …your future and launch your career today. #definingpossible Northrop Grumman is seeking a Systems Administrator to join our team based in the Aurora, Colorado ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...be limited to, the following: * Perform as a Linux System Administrator on large government contracts.… more
    Northrop Grumman (06/05/25)
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  • Systems Administrator , Mid

    BOOZ, ALLEN & HAMILTON, INC. (Aurora, CO)
    Systems Administrator , Mid The Opportunity : What...of normal work hours + TS/SCI clearance with a polygraph + HS diploma or GED + Ability to obtain ... IC ) ? With so much relying on complex systems , a skilled systems administrator ...Experience working in a DevSecOps environment + Experience with Linux administration + Experience in or supporting the military… more
    BOOZ, ALLEN & HAMILTON, INC. (06/25/25)
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  • Senior Systems Administrator

    Leidos (Aurora, CO)
    …Division (MDS) within the Leidos National Security Sector is seeking a skilled Senior Systems Administrator to join a new cyber security program and play a ... on project results/outputs. + Administer, maintain, and optimize Windows, Linux , and cloud-based systems to ensure high...need from me?** + Active Top Secret/SCI (TS/SCI) with Polygraph security clearance required. Must be US Citizen. +… more
    Leidos (06/30/25)
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  • Senior System Administrator

    CACI International (Aurora, CO)
    …of activities to balance with your work life. More About This Role: As the Systems Administrator on this contract, you will be on an engineering team that ... Senior System Administrator Job Category: Information Technology Time Type: Full...virtual server environments + Hands-on working knowledge of RedHat linux systems + Responsible for pro-active … more
    CACI International (06/12/25)
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  • Principal Systems Administrator

    SAIC (Colorado Springs, CO)
    …SAIC's Horizon 2 contract is seeking an energized and professional **Principal** ** Systems Administrator ** to support the contract's secure operating facilities ... CO** . Your background in configuring, maintaining, and troubleshooting systems in both Windows and Linux environments...Special Access Programs and willing to consent to a Polygraph examination. **You will wow us even more if… more
    SAIC (04/10/25)
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  • Principal Systems Administrator

    Leidos (Aurora, CO)
    …Division (MDS) within the Leidos National Security Sector is seeking a skilled Principal Systems Administrator to join a new cyber security program and play a ... key role in supporting government-critical systems . You will be part of a program that...Design, deploy, and maintain enterprise server environments, including Windows, Linux , and hybrid cloud infrastructures. + Manage and optimize… more
    Leidos (06/28/25)
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