• Senior Systems Administrator

    General Dynamics Information Technology (Aberdeen Proving Ground, MD)
    …Top Secret/SCI **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Information Technology (IT) Systems ,Process ... and drive strategic change. We are seeking a Senior System Administrator / Integrator with proven experience delivering mission-critical integration for complex,… more
    General Dynamics Information Technology (11/08/25)
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  • Senior Linux Systems Administrator

    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 Systems Administrator

    Belay Technologies (Annapolis Junction, MD)
    …team. The SA provides support for implementation, troubleshooting and maintenance of IT systems . Manages IT system infrastructure and any processes related to ... these systems . Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network… more
    Belay Technologies (11/19/25)
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  • Cyber Systems Administrator (Active…

    Northrop Grumman (Elkridge, MD)
    …of your career. We are looking for you to join our team as a **Cyber Systems Administrator ** based out of **Elkridge, MD** . _Please Note: Due to the classified ... for implementation, troubleshooting and maintenance of Information Technology (IT) systems . + Manages IT system infrastructure and...Technology (IT) systems . + Manages IT system infrastructure and any processes related to these systems more
    Northrop Grumman (10/02/25)
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  • Cloud Systems Administrator

    CACI International (Laurel, MD)
    Cloud Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... None Type of Travel: None * * * **Exciting Opportunity: Join Our Dynamic Infrastructure Team!** Are you passionate about technology and eager to make a significant… more
    CACI International (11/14/25)
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  • Senior Systems Administrator

    Huntington Ingalls Industries (Hanover, MD)
    …Ability to Obtain Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare ... Systems comprises cyber and mission IT; electronic warfare; and...HII, is seeking a highly motivated and experienced System Administrator to join our Minotaur team in Hanover, MD.… more
    Huntington Ingalls Industries (08/27/25)
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  • Field Engineer/Linux Systems

    Huntington Ingalls Industries (Columbia, MD)
    …the interview process. Job Description Enlighten is looking for a Field Engineer/Linux Systems Administrator to support operational systems at multiple ... and deployment, with expertise in cloud-based services, software and systems engineering, cyber capabilities, and data science. Enlighten provides continued… more
    Huntington Ingalls Industries (11/06/25)
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  • Senior Network/ Systems

    GovCIO (Annapolis, MD)
    …(https://careers-govcio.icims.com/jobs/4892/senior-network- systems - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** ... **Overview** GovCIO is currently hiring for a Senior Network/ Systems Administrator with an active Secret clearance. This position will be located in Sterling, VA… more
    GovCIO (10/08/25)
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  • Linux Unix Systems Administrator

    Lumen (Annapolis, MD)
    …digitally connect the world and shape the future. **The Role** As the Linux/Unix Systems Administrator , you will be responsible for managing and maintaining the ... Voice Core Engineering and Test Teams' Linux and Unix-based systems . Your primary focus will be on ensuring the stability, security, and performance of these … more
    Lumen (11/22/25)
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  • Senior Systems Administrator

    Competitive Range Solutions, LLC (Fort Meade, MD)
    …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,...with cross-functional teams, supporting IT strategy, cyber defense, and infrastructure improvements. + Provide guidance and mentorship to junior… more
    Competitive Range Solutions, LLC (11/06/25)
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