• Senior Systems Administrator

    ManTech (Fairmont, WV)
    **MANTECH** seeks a motivated and customer-oriented ** Senior Systems Administrator - Windows /Linux Dual-Stack Specialist** to join our team in **Boulder, ... and Mitigation (CDM) practices. **Preferred Qualifications:** + Microsoft Certified Systems Administrator /Engineer (MCSA/MCSE) or equivalent (eg, Azure … more
    ManTech (11/05/25)
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  • Senior Windows System

    City of Las Cruces, NM (Las Cruces, NM)
    Senior Windows System Administrator Print (https://www.governmentjobs.com/careers/lascruces/jobs/newprint/4967957) Apply  Senior Windows ... + Questions Nature of Work Under limited direction, the Senior Windows System Administrator...or related field AND three (3) years enterprise-level Microsoft Windows systems administration experience in a multi-server,… more
    City of Las Cruces, NM (12/08/25)
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  • Senior / Principal Windows

    SciTec (Boulder, CO)
    …considered. SciTec has an immediate opportunity for a talented Senior / Principal Windows System Administrator to join our team in Boulder, CO. ... security policies and procedures to protect Windows systems and data. + Monitor system performance...+ 5+ years professional experience performing duties of a Windows system administrator + Strong… more
    SciTec (11/19/25)
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  • Senior Windows Systems

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    …Locations: Adelphi, MD Position Overview: The Senior Windows Systems Administrator leads complex system administration and endpoint configuration ... Senior Windows Systems Administrator Clearance...aligning technology with organizational goals. Key Responsibilities: + Lead system administration activities across ARLEN and CARLEN networks. +… more
    Black Bear Technology Solutions, LLC (11/21/25)
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  • Senior Systems Administrator

    Mount Sinai Health System (New York, NY)
    …Mount Sinai. The Administrator is the principal technology expert for Windows and Linux systems , and help support high-performance computing (HPC) ... team and a research data services team. The **_Senior Systems Administrator /Engineer,_** as a member of the...of experience in designing, administering and troubleshooting Linux and Windows systems , storage systems , network… more
    Mount Sinai Health System (09/22/25)
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  • (Mid. or Senior ) Networking Systems

    Belay Technologies (Annapolis Junction, MD)
    …up in 2020 and a finalist in 2021! Belay Technologies is seeking a Network Systems Administrator ( Windows ) to join our team. The selected individual will ... respond to hardware and software incidents and work with senior system administrators, at times remotely from...CCAs + Must have experience installing, updating, and upgrading Windows Desktop and Server Operating Systems (OS).… more
    Belay Technologies (10/01/25)
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  • Senior Windows Administrator

    TekSynap (Radford, VA)
    …recovery, and troubleshooting. **REQUIRED QUALIFICATIONS** **Experience** + Five (5) years as a Windows Systems Administrator or Engineer, including 3 years ... & Qualifications** **RESPONSIBILITIES** + Manage, maintain, deploy, troubleshoot, and support Windows Server 2019/2022 systems in a dynamic customer environment.… more
    TekSynap (10/25/25)
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  • Systems Administrator II Generalist…

    V2X (Springfield, VA)
    …with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Windows Server - active TS/SCI ... to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II shall...hands-on experience providing O&M support of enterprise server operating systems (OSs) ( Windows Server, Red Hat Enterprise… more
    V2X (11/15/25)
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  • Windows Administrator

    GovCIO (Frankfort, KY)
    …will be a remote position. **Responsibilities** This position is for a Senior Systems Administrator supporting the Windows team. This is currently a ... environment. This position will plan, execute, and implement new system HW and SW and create and maintain team...Science or IT. + 5+ years' experience as a Windows Systems Administrator or Engineerwith… more
    GovCIO (09/24/25)
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  • Sr Windows Systems

    Watershed Security (Pensacola, FL)
    …is looking for qualified candidates to join our team in Pensacola, FL as a Senior Windows Systems Administrator with demonstrated experience conducting ... + Ability to work off-hours in the event of system outage or surge support + Active DoD Secret...+ Must have 8 or more years of progressive Windows and VMWare administration experience in an enterprise-scale environment… more
    Watershed Security (10/08/25)
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