• Senior / Principal Windows System

    SciTec (Boulder, CO)
    …will not be considered. SciTec has an immediate opportunity for a talented Senior Principal Windows System Administrator to join our team in Boulder, CO or ... security policies and procedures to protect Windows systems and data + Monitor system performance...+ 10+ years professional experience performing duties of a Windows system administrator + In-depth… more
    SciTec (06/18/25)
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  • Windows System Administrator

    RTX Corporation (Aurora, CO)
    …RTX **Enterprise Services** team: **Role Overview** We are seeking a skilled System Administrator on Windows systems to join our IT team. The successful ... **What You Will Do:** + Install, configure, and maintain Windows 11 operating systems and related hardware/software...system updates, BIOS/driver updates, and security patches using Windows Update for Business + Automate routine tasks and… more
    RTX Corporation (07/30/25)
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  • Senior Systems Administrator (Linux/…

    GovCIO (Denver, CO)
    **Overview** GovCIO is hiring for a Senior Systems Administrator (Linux and Windows ) to provide on-going support for the administration of the core system ... $105,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6239/senior- systems - administrator --%28linux- windows %29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID**… more
    GovCIO (07/09/25)
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  • Systems Administrator

    Lockheed Martin (Highlands Ranch, CO)
    …than 570 facilities that span 70 countries\. This position is for a Multi\-Functional Systems Analyst to support both Windows \- and Linux\-based systems for ... alongside a plethora of technical employees including but not limited to; Windows /Linux system administrators, storage and network engineers, IT project… more
    Lockheed Martin (07/12/25)
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  • Sr Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …but not be limited to, the following:** + Perform as a Linux and Windows System Administrator on large government contracts. + Perform administration ... our mission. Northrop Grumman is seeking a **Sr Principal Systems Administrator ** to join our team at...oral formats. + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system more
    Northrop Grumman (06/12/25)
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  • Systems Administrator - VDI/Images

    TekSynap (Denver, CO)
    **Responsibilities & Qualifications** **RESPONSIBILITIES** The​ Systems Administrator - VDI/Images ​is expected tobe able to: + Provides all the necessary support ... Solutions for the Information Technology Enterprise III (SITE III).The Systems Administrator - VDI/Images' primary duty involves… more
    TekSynap (08/08/25)
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  • System Administrator (Night Shift)…

    NANA Regional Corporation (Colorado Springs, CO)
    Five Rivers Analytics is looking for a System Administrator to work in Colorado Springs, CO. Administers, develops, runs tests, implements, and maintains ... systems , operating environments, and related software. + Provide system administration support to install, operate, configure, optimize, and maintain the… more
    NANA Regional Corporation (07/22/25)
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  • Linux System Administrator , Senior…

    GovCIO (Denver, CO)
    **Overview** GovCIO is hiring a Windows and Linux System Administrator (Senior) to support Veterans Affairs operational needs. The role requires AWS, ... recommend solutions to minimize impact and frequency. + Ensure system integrity and perform upgrades to systems ...experience) + Minimum of 5 years of experience in Windows and Linux system administration. + Hands-on… more
    GovCIO (07/25/25)
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  • Systems Administrator (Level 2 or 3)

    Northrop Grumman (Aurora, CO)
    …of our mission! Northrop Grumman Space Systems (NGSP) seeks to fill a ** System Administrator (A02)/** **Principal System Administrator (A03)** in the ... In this role, the successful candidate will perform general System Administrator skills in Windows ... administrator /support skills in both Linux and Windows systems . + Create and maintain user… more
    Northrop Grumman (06/25/25)
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  • Senior Operating System Specialist…

    GovCIO (Denver, CO)
    …and problem resolution. + Serve as the trainer and mentor to the other Windows Administrator position at various times. Work independently with a minimum of ... day-to-day incident and deployment support of multiple server operating systems , including Unix, Linux, and Windows , which...complex functional activities in support of servers running the Windows server operating system for the USPS.… more
    GovCIO (08/02/25)
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