• Sr. Principal Windows/VMware Systems

    Northrop Grumman (Baltimore, MD)
    …of your career. Northrop Grumman Mission Systems is seeking a Windows Systems Administrator to join its Classified Solutions team in Linthicum, MD. Please ... include but not be limited to the following: + Perform as a SWindows/VMware systems administrator . + Experience operating under and managing systems within… more
    Northrop Grumman (11/01/25)
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  • Senior Linux Systems Administrator

    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 & ... in National** **Security!** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial...and Virtualization + **Security Clearance** : Must have an active Top Secret /SCI with Polygraph cssrc conmd… more
    Leidos (09/26/25)
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  • System Administrator

    Leidos (Bethesda, MD)
    …has an exciting opening for you as our next Tier 3 Service Desk/ Systems Administrator supporting the OSINT Integration Center under our 10-year DOMEX Technology ... Ansible for infrastructure automation and orchestration + Set up administrator and service accounts, maintain system documentation,...years of relevant professional experience + Must have an active Top Secret security clearance with the… more
    Leidos (10/01/25)
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  • System Administrator (TS-SCI w/Poly)

    Parsons Corporation (Columbia, MD)
    …talent and redefine what's possible. **Job Description:** Parsons is seeking a versatile System Administrator to tackle new challenges across the full stack as ... Master's and typically 3+ years of experience + 5+ years of experience as a System Administrator + Experience with administration of VMware, Linux systems ,… more
    Parsons Corporation (09/04/25)
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  • Principal Contract Administrator /Senior…

    Northrop Grumman (Baltimore, MD)
    …Advanced Radar Systems Operating Unit is seeking a Principal Contract Administrator to support the Vesuvius program. The selected candidate will be responsible ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...+ Experience working with US government customers + **A current/ active DoD Secret Clearance with the ability… more
    Northrop Grumman (11/04/25)
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  • System Administrator Level 2

    Jovian Concepts, Inc. (Annapolis, MD)
    …reason prohibited by law in employment.<\/div><\/div>","faviconId":"rzdliec182fab1ef548499d4ddfcbeeacba4f","jobTitle":" System Administrator Level ... Jovian Concepts, Inc is looking to hire a Information System Administrator Level 2 for a great...for implementation, troubleshooting and maintenance of Information Technology (IT) systems . Manages IT system infrastructure and any… more
    Jovian Concepts, Inc. (10/07/25)
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  • Systems Administrator (TS Clearance)

    EchoStar (Germantown, MD)
    …an exciting opportunity for a ** System Administrator ** with **TOP SECRET ** clearance in our Defense and Government Systems Division Information Assurance ... day) on multiple devices + Contribute to documentation and ongoing monitoring of systems for continuous improvement and updates for recency and relevancy + Develop… more
    EchoStar (11/11/25)
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  • MAC System Administrator

    Link Solutions Inc (Adelphi, MD)
    … Clearance + Non-remote (relocation incentive available) The MAC System Administrator will be responsible for maintaining macOS systems , managing updates, ... for Services and Development. Link Solutions is seeking a MAC System Administrator (Intermediate-Level) to join our team at...an active DoD Top Secret more
    Link Solutions Inc (10/16/25)
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  • Sr. System Administrator - VDI

    Leidos (Odenton, MD)
    …Ft Meade, MD. Administrator will provide support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). **PRIMARY ... group at Leidos has a career opening for a System Administrator on a DISA contract. This...using VMware and VDI practices + Currently possess an active Top Secret security clearance with the… more
    Leidos (10/21/25)
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  • Network and Computer Systems

    ManTech (Belcamp, MD)
    **MANTECH** seeks a motivated, career and customer-oriented **Network and Computer Systems Administrator ** to join our team in **Belcamp, MD** . This is an ... onsite position. The Network and Computer Systems Administrator will work in support of...+ Must be a US citizen and have a current/ active Secret clearance **Physical Requirements:** + Must… more
    ManTech (09/10/25)
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