• Senior Systems Administrator

    SAIC (Fort Meade, MD)
    …can** **grow your career in a dynamic and supportive environment!** The Systems Administrator (SA) will provide support for implementation, troubleshooting, and ... **Description** SAIC, a leading provider of systems engineering & integration, systems development...leading provider of systems engineering & integration, systems development & deployment, intelligence analysis and targeting, and… more
    SAIC (11/17/25)
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  • Systems Administrator 4 (25-351)

    Northrop Grumman (Colorado Springs, CO)
    …-Launch and Missile Defense Systems offers an excellent opportunity for a Sr Principal Systems Administrator - Integration/CDS Engineer (25-351) to join ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (11/04/25)
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  • Senior Linux Systems

    The Boeing Company (Hazelwood, MO)
    …The Boeing Company's Specialized United States Infrastructure organization is currently seeking a ** Senior Linux Systems Administrator ** to join the team in ... customer programs. **Position Responsibilities:** + Build and maintain information systems in compliance with JSIG/RMF security requirements, including hardware and… more
    The Boeing Company (12/25/25)
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  • Senior Network and Computer Systems

    NANA Regional Corporation (Orlando, FL)
    ASE is looking for a Senior Network and Computer Systems Administrator to work in support of Naval Air Warfare Center Training Systems Division (NAWCTSD) ... area network (LAN), wide area network (WAN), data communications network, operating systems , and physical and virtual servers. + Performs system monitoring and… more
    NANA Regional Corporation (12/20/25)
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  • Systems Administrator 1

    Huntington Ingalls Industries (Suffolk, VA)
    …Mission Technologies, a division of Huntington Ingalls Industries, is looking for a Systems Administrator 1 to support the Joint Training Synthetic Environment ... its fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures… more
    Huntington Ingalls Industries (12/15/25)
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  • Systems Administrator

    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… more
    CACI International (11/08/25)
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  • Senior IT Systems

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities ... but are not limited to:** + Providing end-user support to personnel utilizing ITD IT systems . + Triaging help desk tickets for a broad range of service requests to… more
    ManTech (12/03/25)
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  • Systems Administrator III

    Integrits Corporation (Edwards AFB, CA)
    …, and aircrews for today's missions and tomorrow's global challenges. A Systems Administrator II evaluates system specifications, configures system, establishes ... permit interaction with other employees as well as taking work direction from Senior Systems Administrators or Supervisors. Requires limited to no supervision.… more
    Integrits Corporation (01/06/26)
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  • Systems Administrator

    Schrodinger (NY)
    We're seeking a ** Systems Administrator ** to join us in our mission to improve human health and quality of life! At Schrodinger, we're dedicated to advancing ... setting) + At least two years of experience in systems administration, IT operations, or a senior ...in systems administration, IT operations, or a senior desktop support role + Proven experience administering mixed-OS… more
    Schrodinger (12/03/25)
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  • Senior Systems Administrator

    BigBear.ai (Annapolis Junction, MD)
    Overview BigBear.ai is seeking a Senior Systems Administrator with an active TS/SCI with Poly clearance to join and assist and meet mission needs for our ... do + Manage customer's Risk Management Framework and related systems to ensure optimized performance and security + Support...security + Support patching, upgrading, and migrating of Linux systems and VMs. + Support agile activities for … more
    BigBear.ai (12/30/25)
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