• Sr. System Administrator - VDI

    Leidos (Odenton, MD)
    **Description** The Defense group at Leidos has a career opening for a System Administrator on a DISA contract. This role is primarily on the customer site at Ft ... Meade, MD. Administrator will provide support for assigned systems supporting Joint...Currently possess DoD 8570 certification at least IAT level II , eg Security+ce **PREFERRED QUALIFICATIONS:** + Integration of cyber… more
    Leidos (10/21/25)
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  • Windows System Administrator (Senior-Level)

    Link Solutions Inc (Adelphi, MD)
    …for CMMI ML3 for Services and Development. Link Solutions is seeking a Windows System Administrator (Senior-Level) to join our team at Adelphi, MD. + Must be a US ... Clearance + Non-remote (relocation incentive available) The Windows System Administrator (Senior-Level) will be responsible for the installation, configuration,… more
    Link Solutions Inc (10/08/25)
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  • System Administrator

    Synergy ECP (Columbia, MD)
    System Administrator Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Founded in 2007 and headquartered in Columbia, Maryland, Synergy ... day-to-day operations, monitoring and problem resolution for all of the client/server/storage/ network devices, mobile devices, etc. Provides Tier 1 (Help Desk) and… more
    Synergy ECP (10/22/25)
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  • Cyber Systems Administrator (Active TS/SCI)

    Northrop Grumman (Elkridge, MD)
    …those missions. By joining in our shared mission, we'll support expanding your personal network and developing skills, whether you are new to the field, or an ... 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 nature of… more
    Northrop Grumman (10/02/25)
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  • System Administrator 2

    Synergy ECP (Columbia, MD)
    System Administrator 2 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Synergy ECP, a platform company with Falfurrias Capital ... day-to-day operations, monitoring and problem resolution for all of the client/server/storage/ network devices, mobile devices, etc. + Implement IAVA security patches… more
    Synergy ECP (11/30/25)
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  • System Administrator

    CACI International (Laurel, MD)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... and using IT systems + Provide Tier I (Help Desk) and Tier II (Escalation) problem identification, diagnosis and resolution of problems + Provide support to… more
    CACI International (11/20/25)
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  • System Administrator - Active Secret…

    ENS Solutions (MD)
    This role is contingent upon Contract Award The System Administrator supports secure and resilient operations of PKI infrastructure and associated systems for an ... skills. + Must hold a DoD 8570 IAT Level II certification (eg, Security+ CE). + Familiarity with tools...Viewer, eMASS, and HBSS is a plus. Benefits Essential Network Security (ENS) Solutions, LLC is a service-disabled veteran… more
    ENS Solutions (10/31/25)
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  • Linux Systems Administrator

    ManTech (Laurel, MD)
    **MANTECH** seeks a motivated, career and customer-oriented **Linux** **System Administrator ** to join our team in **Laurel, MD** at Emerson 8. **Responsibilities ... including day-to-day operations, monitoring, and problem resolution for all the clients/servers/ network devices. + Provide support for the patching systems and… more
    ManTech (11/26/25)
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  • Cross Domain Solutions Administrator (ONI)

    FGS, LLC (Suitland, MD)
    Cross Domain Solutions Administrator (ONI) Suitland, MD **Requires US Citizenship** **Employment Term and Type: Regular, Full Time** **Required Security Clearance: ... compliance patching, software and hardware transitions, firmware updates, system and network troubleshooting, and system integration of Unix and Linux operating… more
    FGS, LLC (11/22/25)
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  • Network Security Engineer

    CACI International (Columbia, MD)
    …at least 2 of the following vendor certifications: Palo Alto Networks Certified Network Security Administrator (PCNSA), Sonicwall Network Security ... Network Security Engineer Job Category: Information Technology Time...Travel: Continental US * * * **The Opportunity:** The Network Security Engineer will work within the Network more
    CACI International (12/12/25)
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