• Senior Linux System Administrator

    GovCIO (Denver, CO)
    **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance to join an Operations team. This position ... CentOS + Experience maintaining and administering a RedHat Satellite server + A good understanding of system ...+ Advanced Linux System Administration, Configuration, and System Security + Advanced systems troubleshooting skills… more
    GovCIO (11/07/25)
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  • System Administrator Automation…

    DCCA (Boulder, CO)
    System Administrator Automation Engineer Location Boulder, CO Job Code 2525 # of Openings 1 Apply Now ... compensation and benefits package. Visit our website at: www.dcca.com System Administrator Automation Engineer Must possess a...Create automation scripts to deploy and configure assets + Support testing & demonstration + Provide support … more
    DCCA (12/22/25)
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  • Senior Systems Administrator

    Leidos (Aurora, CO)
    …part of the Decision Advantage Solutions Business Area, is currently seeking a Senior Systems Administrator . As a senior member of our IT operations team, you ... the ability to obtain TS/SCI with Polygraph. **Primary Responsibilities:** + Lead system administration for Linux and Windows-based systems in secure,… more
    Leidos (01/16/26)
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  • Application Systems Administrator…

    ASM Research, An Accenture Federal Services Company (Denver, CO)
    …operating system workstations and servers, including web servers, in support of business processing requirements. + Performs software installations and upgrades ... the system to achieve optimum performance levels. + Ensures workstation/ server data integrity by evaluating, implementing, and managing appropriate software and… more
    ASM Research, An Accenture Federal Services Company (01/13/26)
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  • GCCS Systems Administrator

    Paragon Cyber Solutions (Colorado Springs, CO)
    …immediate opening for those ready for an exciting and dynamic career as a Systems Administrator to join other smart, talented, and dedicated engineers that pride ... training to US and FMS personnel, as well as system support to the local Colorado Springs,...at least five (5) years of Windows and Linux systems administration experience. + Strong knowledge of Server… more
    Paragon Cyber Solutions (01/09/26)
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  • Help Desk System Administrator - Top…

    Lockheed Martin (Schriever AFB, CO)
    …of starting\. * Experience with system administration in both Windows Server and Linux operating systems \. * Experience with troubleshooting and resolving ... are seeking a detail\-oriented and highly motivated Help Desk System Administrator to join our team in...duties include configuring and managing Linux and Windows Operating systems to include implementing operating system enhancements… more
    Lockheed Martin (12/11/25)
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  • Systems Administrator Technician…

    General Dynamics Information Technology (Aurora, CO)
    …we can't turn into opportunity. At GDIT, people are our differentiator. Our ** Systems Administrator Technician** supports and manages the responsibilities of the ... our Systems Technicians are to maintain computers, voice, video, network, and server hardware equipment used to support IT services. They also provide… more
    General Dynamics Information Technology (12/24/25)
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  • Systems Administrator / Linux…

    Lockheed Martin (Littleton, CO)
    …span 70 countries\. This Lockheed Martin Enterprise Operations \(EO\) position will support the Theater Strike Weapons System \(TSWS\) program\. Work location ... * Experience with High Performance Compute \(HPC\) Environments * Experience with Windows Server Operating Systems * Experience with Active Directory \(AD\) *… more
    Lockheed Martin (12/04/25)
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  • Senior Enterprise Messaging Administrator

    Dentons US LLP (Denver, CO)
    …MS Certifications are highly preferred. + Minimum 7 years' experience in managing Exchange systems , including Microsoft Exchange Server 2013 / 2016 / 2019 and ... Senior Enterprise Messaging Administrator Chicago, IL, USAtlanta, GA, USWashington DC, DC, USSt. Louis, MO, USDenver, CO, USDallas, TX, USKansas City, MO, US Jan 10,… more
    Dentons US LLP (12/13/25)
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  • Senior Database Administrator (Open Rank)

    University of Colorado (Aurora, CO)
    **Senior Database Administrator (Open Rank)** **Description** **University of Colorado Anschutz** **Department: Information Strategy and Services** **Job Title: ... Senior** **Database Administrator (Open Rank)** **Position #: 00842413 - Requisition #:**...Collaborate with data analysts, data modelers, and engineers to support date lake, business intelligence and analytic needs. +… more
    University of Colorado (01/06/26)
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