• Senior System Administrator (C)

    SimIS Inc. (Dahlgren, VA)
    …and importance of others (work and win as a team). SimIS Inc seeks a Senior System Administrator to provide combat system simulation support to the Warfare ... solutions that are within Government security guidelines and maintain network infrastructure and processes that ensure network ...+ Per DoD Directive 8570.1M, this position requires IAT Level II or higher. This position is designated as… more
    SimIS Inc. (11/06/25)
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  • Senior Program Administrator…

    University of Rochester (Rochester, NY)
    …proposals. Under the direction of the Chair of the Department serves as the Senior Administrator for carrying out the mission of the department. Works ... Business Administration** **A minimum of 8 years of relevant experience at a senior managerial level , with emphasis in clinical operations and financials**… more
    University of Rochester (11/27/25)
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  • Systems Administrator - Junior…

    Amentum (Dahlgren, VA)
    …in March 2026 **Minimum Requirements and Skills based on Years of Experience:** ** Senior Requirements** + Ten (10) years of hands-on technical experience with the ... following: system backup/recovery; basic software management; security management; network management; operating computer systems; sizing, performance, tuning, installation,… more
    Amentum (12/16/25)
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  • Mid/ Senior System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …of similar scope, type, and complexity within the federal Government is required. + Senior Level : Fifteen (15) years of experience in programs and contracts of ... in 2020 and a finalist in 2021! Belay Technologies is seeking a System Administrator (SA) to join our intel team. The SA provides support for implementation,… more
    Belay Technologies (11/19/25)
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  • Senior Administrator , IT

    Southwire (Carrollton, GA)
    Senior Administrator , IT Apply now " **Date:** Jan 1, 2026 **Location:** Carrollton, GA, US, 30119 **Company:** Southwire Company LLC A leader in technology and ... issue resolution. Documents troubleshooting activities in a tracking log and contacts network services or software teams to restore service and identify recurring… more
    Southwire (12/03/25)
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  • Senior System Administrator

    Amentum (Springfield, VA)
    …Troubleshooting and providing AWS technical support to the NGA enterprise. * Senior level experience managing and administering Linux/Windows based systems ... If so, look no further. Amentum is seeking a ** Senior System Administrator ** to join our team...combination of these * Troubleshoot, maintain integrity and configure network components along with implementing operating systems enhancements to… more
    Amentum (11/20/25)
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  • Senior System Administrator

    SAIC (Fort Belvoir, VA)
    **Description** The Senior System Administrator will provide support for operational intelligence integration and data-centric operations for customers across ... 2026. Work is to be performed at Ft. Belvoir, VA.** Performs high- level , day-to-day operational maintenance, support, and upgrades for complex operating systems,… more
    SAIC (11/19/25)
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  • Systems Administrator - Senior

    CACI International (O'Fallon, IL)
    Systems Administrator - Senior Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... financial auditability and transportation logistics? We're seeking a successful, experienced Senior Systems Administrators to join our team in implementing a… more
    CACI International (11/08/25)
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  • Senior Hybrid Cloud Systems…

    The Boeing Company (Hazelwood, MO)
    …Boeing Company's Specialized United States Infrastructure organization is currently seeking a ** Senior Hybrid Cloud Systems Administrator ** to join the team in ... on delivering technical leadership and project support for strategic, enterprise- level hybrid cloud hosting environments, primarily catering to initiatives within… more
    The Boeing Company (12/25/25)
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  • Senior HPC Systems Administrator

    BAE Systems (Saratoga Springs, UT)
    …may be available based on position level and/or job specifics. ** Senior HPC Systems Administrator ** **115107BR** EEO Career Site Equal Opportunity Employer. ... day-to-day operations, monitoring and problem resolution for all of the client/server/storage/ network devices, mobile devices, etc. Provides Tier 1 (Help Desk) and… more
    BAE Systems (12/09/25)
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