• Linux System Administrator…

    The Boeing Company (Colorado Springs, CO)
    …**Boeing Defense, Space & Security** (BDS), Red LAN team is seeking an **Associate or Mid-Level Linux System Administrator ** (Level 2 or 3) to join our team ... + Administer and manage all aspects of Windows and UNIX/ Linux systems + Develop and maintain Red...listed location options.** **Basic Qualifications (Required Skills/ Experience):** + 2 + years of experience in Systems or… more
    The Boeing Company (11/19/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    …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 ... **MANTECH** is seeking a ** Linux ** **System Administrator ** to join our...required + Experience with troubleshooting and maintaining enterprise IT systems + Experience managing and optimizing UNIX/ Linux … more
    ManTech (10/23/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    …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 ... **MANTECH** seeks a motivated and customer-focused ** Linux ** **System Administrator ** to join our...certification + Experience with troubleshooting and maintaining enterprise IT systems + Experience managing and optimizing UNIX/ Linux … more
    ManTech (10/23/25)
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  • Systems Administrator Level 2

    Northrop Grumman (Aurora, CO)
    …to the warfighter. Come be a part of our mission. Northrop Grumman is seeking a ** Systems Administrator ** **Level 2 ** to join our team at our facility in ... 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 (10/22/25)
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  • Systems Administrator (Level…

    Northrop Grumman (Aurora, CO)
    …they're making history. Northrop Grumman Space Systems (NGSP) seeks to fill a ** Systems Administrator (Level 2 or 3)** supporting the Integrated National ... in **Aurora, CO.** **Job Duties:** + Perform as a Linux and Windows System Administrator and able...+ Solid understanding of remediating security vulnerabilities; Experience hardening Linux systems in accordance with RMF and… more
    Northrop Grumman (11/06/25)
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  • Telecommunications Network System…

    Tri-State Generation and Transmission Association, Inc. (Westminster, CO)
    …NRS I / II + Red Hat Certified System Administrator (RHCSA) + Linux Professional Institute Certification (LPIC-1 or LPIC- 2 ) **Note** : The above requirements ... protection circuits and utility-grade networking + Advanced studies in IP networking, Linux systems , and database management **SUGGESTED CERTIFICATIONS** + Cisco… more
    Tri-State Generation and Transmission Association, Inc. (09/25/25)
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  • Systems Administrator

    Northrop Grumman (Aurora, CO)
    …implementation experience + Experience with NetApp storage + Perform as consulting Systems Administrator and subject matter expert for classified government ... part of history, they're making history. Northrop Grumman Space Systems (NGSP) seeks to fill a **System Administrator...minimum of 30%. **Basic Qualifications** + **Bachelor's degree with 2 + years of relevant experience; OR Master's degree with… more
    Northrop Grumman (09/26/25)
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  • Top Secret Systems Administrator…

    Insight Global (Louisville, CO)
    Job Description An aerospace company in Louisville, CO, is looking for a Top Secret Systems Administrator (Level 3) to join their growing classified IT team. In ... https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements 3 years of experience within systems administration 2 years of experience support… more
    Insight Global (11/10/25)
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  • Senior System Administrator

    University of Colorado (Aurora, CO)
    …currently seeking a Senior System Administrator with a primary focus on Windows systems and some experience with Linux . This full-time position is part of ... Senior System Administrator - 38020 University Staff **Description** **University of...and maintain physical and virtual servers (95% Windows, 5% Linux ). + Monitor performance, troubleshoot issues, and identify root… more
    University of Colorado (11/19/25)
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  • AIX Administrator

    ASM Research, An Accenture Federal Services Company (Denver, CO)
    …and 3 supports for escalations from Help Desk. + Knowledge and experience troubleshooting Linux and Unix based systems . + Participate in on-call rotations to ... Responsible for unique or complex information systems and/or information technology projects across more than...other IT Administrators on the project in a senior administrator capacity. Considered a technical specialist in a variety… more
    ASM Research, An Accenture Federal Services Company (11/21/25)
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