• Northrop Grumman (MD)
    Systems (NGAS) has an exciting career opportunity for a Principal/Sr. Principal Systems Administrator to join the Ground Segment team of qualified, diverse ... 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
    Appcast IO CPC (10/31/25)
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  • Senior Systems Administrator

    CACI International (Fort Meade, MD)
    Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... system infrastructure and any processes related to these systems . The Senior Systems Administrator will Configure and manage primarily Windows and some… more
    CACI International (10/30/25)
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  • Senior Systems Administrator

    SMX (Patuxent River, MD)
    Senior Systems Administrator (4521)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is looking for a highly motivated ** ... Senior Systems Administrator ** with demonstrated experience to maintain the various systems used in a Software Development program. This position will… more
    SMX (10/31/25)
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  • Senior Systems Administrator

    SMX (Patuxent River, MD)
    Senior Systems Administrator (VMware) (4601)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is looking for a highly motivated ... ** Systems Administrator ** with demonstrated experience to maintain the various systems used in a Software Development program. This position will provide… more
    SMX (10/31/25)
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  • Senior Systems Administrator

    SMX (Patuxent River, MD)
    Senior Systems Administrator (4718)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is looking for a highly motivated ... Senior Systems Administrator to join our team in support of Naval Surface Warfare Center Aircraft Division (NAWCAD) in Patuxent River, MD. The senior more
    SMX (10/03/25)
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  • Senior Linux Systems

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... difference in National** **Security!** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial support for the implementation,… more
    Leidos (09/26/25)
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  • Senior Windows Systems

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Windows Systems Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD Position Overview: The Senior Windows ... within the environment. This role covers the management of enterprise systems , storage, patching, and endpoint solutions across Windows platforms. The role… more
    Black Bear Technology Solutions, LLC (08/23/25)
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  • Senior Linux Systems

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... "Delivers Mission Success!" Seeking a motivated and experienced Linux System Administrator for a small, diverseteam that provides end-to-end software, systems more
    Leidos (10/09/25)
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  • Senior Network/ Systems

    GovCIO (Annapolis, MD)
    **Overview** GovCIO is currently hiring for a Senior Network/ Systems Administrator with an active Secret clearance. This position will be located in ... USD $112,500.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/4892/ senior -network- systems - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2024-4892_… more
    GovCIO (10/08/25)
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  • Senior Systems Administrator

    Competitive Range Solutions, LLC (Fort Meade, MD)
    …exciting projects in a collaborative, congenial environment. We are seeking a Senior System Administrator to lead the management, operations, and maintenance ... of complex DoD systems and networks. This role requires expertise in high-volume,...plans for effective management, operations, and maintenance of DoD systems and networks. + Lead and manage teams of… more
    Competitive Range Solutions, LLC (08/07/25)
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