• TerraPower (Rockville, MD)
    …part of the TerraPower Security team. This position reports to the Senior Manager, Nuclear Security and Safeguards Programs and provides day-to-day Safeguard ... as analysis and reporting of nuclear materials, sealed sources, accounting network computing resources, and tamper indicating devices (TIDs) inventory data. This… more
    Upward (07/19/25)
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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_… more
    GovCIO (07/10/25)
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  • Systems Administrator…

    Lockheed Martin (Annapolis Junction, MD)
    …submit a referral\. If your referral is hired, you'll receive a payment\! code\-extrefer Senior Systems Network Administrator \- Clearance Required WHAT ... , Cyber & Intelligence, where we foster innovation and integrity\. * As a Senior Systems Network Administrator , you'll be empowered to create "new… more
    Lockheed Martin (07/12/25)
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  • Network Administrator…

    Link Solutions Inc (Aberdeen Proving Ground, MD)
    …appraised for CMMI ML3 for Services and Development. Link Solutions is seeking a Network Administrator ( Senior -Level) to join our team at Aberdeen Proving ... an active DoD Top Secret Clearance. + Non-remote (relocation incentive available) The Network Administrator ( Senior -Level) will be responsible for supporting… more
    Link Solutions Inc (07/15/25)
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  • Systems Administrator Senior…

    General Dynamics Information Technology (Fort Meade, MD)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** ** Systems Administrator Senior - TS/SCI required** Transform technology ... into opportunity as a ** Systems Administrator Senior ** with GDIT....any combination thereof + Troubleshoot, maintain integrity and configure network components along with implementing operating systems … more
    General Dynamics Information Technology (07/11/25)
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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 & ... make a difference in National** **Security!** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial support for the implementation,… more
    Leidos (05/29/25)
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  • Senior Systems Administrator

    CACI International (Annapolis Junction, MD)
    Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... IT system infrastructure and any processes related to these systems . The Senior Systems Administrator will Configure and manage primarily Windows and… more
    CACI International (07/10/25)
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  • Cloud Network & Computer Systems…

    SMX (Patuxent River, MD)
    Cloud Network & Computer Systems Administrator - Advanced (Secret to TS) (3264)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD ... SMX is seeking a skilled **Cloud Network & Computer Systems Administrator **...Must be able to interact with peers, management, and senior engineers in a constantly evolving environment to ensure… more
    SMX (05/09/25)
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  • Network & Computer Systems…

    SMX (Patuxent River, MD)
    Network & Computer Systems Administrator - Intermediate (Secret to TS) (3314)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX ... is seeking a skilled ** Network ** **and** **Computer Systems Administrator **...Must be able to interact with peers, management, and senior engineers in a constantly evolving environment to ensure… more
    SMX (05/10/25)
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  • Senior ServiceNow Systems…

    SAIC (Annapolis Junction, MD)
    …be substituted for the degree + Minimum of 14 years of experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity is ... installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems … more
    SAIC (07/15/25)
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