• VMWARE Systems Administrator TS SCI…

    Northrop Grumman (Colorado Springs, CO)
    …part of history, they're making history. Northrop Grumman Defense Systems is seeking a VMWARE Systems Administrator to join our team supporting our FROST program ... engineering interface to the Satellite Control Network (SCN). The VMWARE Systems Administrator provides support to a...with tools such as Jira and Confluence. + Monitor Linux -based physical and virtual servers + Conduct routine system… more
    Northrop Grumman (09/19/25)
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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...+ Windows server management experience + Windows AD, LDAP, VMWare , and knowledge of SAN storage systems + … more
    Northrop Grumman (09/23/25)
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  • Linux System Administrator

    Parsons Corporation (Colorado Springs, CO)
    …in the space domain? We need your help. Our team is looking for a ** Linux System Administrator ** . In this role you will support multiple operating locations ... (CONUS) locations. The qualified applicant will design, implement and maintain the Linux Information Technology (IT) systems (Red Hat Enterprise Linux (RHEL))… more
    Parsons Corporation (09/04/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    MANTECH seeks a motivated and customer-focused ** Linux ** **System Administrator ** to join our team in **Southlands, Colorado** . This position supports the ELINT ... issues at Tier 1 and Tier 2 support levels + Configure and manage UNIX/ Linux operating systems and install/load OS software + Optimize system operations and perform… more
    ManTech (08/08/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    ManTech is seeking a ** Linux ** **System Administrator ** to join our team in **Southlands, Colorado** . This position supports the ELINT Modernization effort and ... issues at Tier 1 and Tier 2 support levels + Configure and manage UNIX/ Linux operating systems and install/load OS software + Optimize system operations and perform… more
    ManTech (08/08/25)
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  • Swdc MSS Linux Systems Administrator…

    Northrop Grumman (Colorado Springs, CO)
    …on the Specialized Warfighter Development Contract (SWDC) program as a Principal Systems Administrator based out of Schriever SFB, CO. This is an on-site position ... not available. What You'll get to Do: The Principal Systems Administrator primary duties include installing, troubleshooting, updating/patching, and maintenance of… more
    Northrop Grumman (08/30/25)
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  • Linux Systems Administrator - TS/SCI…

    Deloitte (Colorado Springs, CO)
    …routers, switches, firewalls, IDS, etc. + Administer, implement and maintain Linux Servers in support of cybersecurity operations. + Maintain and continuously ... 3+ years of cyber security experience with emphasis on Linux Systems Administration. + 3+ years of background /familiarity...3+ years of virtualization software and enumeration. Experience with VMware VSphere, VMware ESXI, or similar products… more
    Deloitte (09/19/25)
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  • Sr. Principal Linux System…

    RTX Corporation (Aurora, CO)
    …a Raytheon program in a classified environment as a Senior Principal Linux System Administrator . + Responsibilities include building, maintaining, and securing ... GICSP, GSEC, SSCP, CySA+, CND. + Experience administering Red Hat Enterprise Linux (RHEL) based systems + Experience using and developing automation tools/frameworks… more
    RTX Corporation (07/19/25)
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  • Sr Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …will include, but not be limited to, the following:** + Perform as a Linux and Windows System Administrator on large government contracts. + Perform ... mission. Northrop Grumman is seeking a **Sr Principal Systems Administrator ** to join our team at our facility in...administration on VMware technologies (or related) + Experience with all aspects… more
    Northrop Grumman (09/11/25)
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  • Senior System Administrator

    CACI International (Aurora, CO)
    Senior System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... Posting End: 12/16/2025 CACI is seeking **Systems Administrators** with Linux Infrastructure experience to manage and maintain mission-critical operational IT… more
    CACI International (09/03/25)
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