• Senior Linux System Administrator

    GovCIO (Madison, WI)
    …/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6348_ **Category** _IT Infrastructure & Network Engineering & ... **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance to join an Operations team. This position will… more
    GovCIO (11/07/25)
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  • 337 - Senior Linux Systems…

    ARSIEM (Annapolis Junction, MD)
    …work with. ARSIEM is looking for a motivated and experienced Linux System Administrator for a small, diverse team that provides end-to-end software, systems, and ... network engineering services to support Integrated Discovery Operations (IDO)....a large enclave comprised of various hardware, software, and network components to include server architecture, virtual machines, managed… more
    ARSIEM (10/30/25)
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  • Network Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Network Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2111 **Employment ... Full Time **Position Description:** CGI Federal has an exciting opportunity for a Network Administrator within our Intel sector advancing the national security… more
    CGI Technologies and Solutions, Inc. (12/31/25)
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  • Senior Systems Administrator

    Huntington Ingalls Industries (Hanover, MD)
    …cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely ... a division of HII, is seeking a highly motivated and experienced System Administrator to join our Minotaur team in Hanover, MD. The ideal candidate will… more
    Huntington Ingalls Industries (11/25/25)
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  • Senior Linux System Administrator

    RTX Corporation (Marlborough, MA)
    …Exciter and Processing Architecture (REPA) Department as a specialized Linux System Administrator . The team's primary goal is to design, architect, and implement ... Enterprise Linux environment for real-time systems. + Ethernet and InfiniBand network configuration, maintenance and troubleshooting. + Write and execute python and… more
    RTX Corporation (11/22/25)
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  • Senior Systems Administrator

    SAIC (Fort Meade, MD)
    …your career in a dynamic and supportive environment!** The Systems Administrator (SA) will provide support for implementation, troubleshooting, and maintenance of ... day-to-day operations, monitoring and problem resolution for all of the client/server/storage/ network devices, mobile devices, etc. + Optimize system operations and… more
    SAIC (11/17/25)
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  • Senior Windows Administrator

    TekSynap (Radford, VA)
    …**REQUIRED QUALIFICATIONS** **Experience** + Five (5) years as a Windows Systems Administrator or Engineer, including 3 years of task automation using PowerShell. + ... applications/websites (eg, IIS, Apache). + Five (5) years working in complex network environments with strong knowledge of TCP/IP, DNS, DHCP, SMTP, SNMP. +… more
    TekSynap (10/25/25)
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  • Senior Research Administrator

    Actalent (Boston, MA)
    Job Title: Sr. Research Administrator Job Description Manage a complex and large portfolio of research grants, overseeing both pre-award and post-award functions. ... to specialized experts who drive scale, innovation and speed to market. With a network of almost 30,000 consultants and more than 4,500 clients across the US,… more
    Actalent (01/06/26)
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  • Senior Associate, Workforce Application…

    DoorDash (San Francisco, CA)
    …responsible for capacity planning, scheduling, and optimization across a global support network of in-house and BPO contact centers, covering 1300+ agents across 17+ ... BPO partners, and any users or agents scheduled within these tools. The administrator will serve as a technical and operational bridge across teams, ensuring the… more
    DoorDash (11/08/25)
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  • Network Administrator II

    CACI International (St. Louis, MO)
    Network Administrator II Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage ... of Travel: Local * * * **The Opportunity:** * Network Administrator to provide support for implementation,...concepts and processes to daily activities. * Assists more senior level technicians, specialists, and managers in their activities.… more
    CACI International (12/30/25)
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