• Principal Linux Systems

    Northrop Grumman (Baltimore, MD)
    …of your career. Northrop Grumman Mission Systems is seeking a well-qualified ** Linux Systems Administrator ** to join its Classified Solutions team of ... Linthicum, MD campus, and that this is **not** a remote work opportunity. Responsibilities will include but not be...be limited to the following: + Perform as primary Linux Systems Administrator for a… more
    Northrop Grumman (10/15/25)
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  • Principal/Sr. Principal Linux

    Northrop Grumman (Baltimore, MD)
    …best work of your career. Northrop Grumman Mission Systems is seeking a Linux Systems Administrator to join its Classified Solutions team in Linthicum, ... Linthicum, MD campus, and that this is **not** a remote work opportunity. Responsibilities will include but not be...be limited to the following: + Perform as a Linux /Redhat Systems Administrator for a… more
    Northrop Grumman (10/28/25)
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  • Senior Linux System Administrator

    GovCIO (Annapolis, MD)
    **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance to join an Operations team. This position ... role, you will work with other members to mitigate vulnerabilities on Linux -based systems , implement STIGs, address POAMs, and mitigate Zero-Day vulnerabilities.… more
    GovCIO (11/07/25)
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  • Linux System Administrator

    Link Solutions Inc (Aberdeen Proving Ground, MD)
    …Top Secret Clearance. + Non- remote (relocation incentive available) Our Linux System Administrator will be responsible for the installation, configuration, ... for CMMI ML3 for Services and Development. Link Solutions is seeking a Linux System Administrator (Intermediate-Level) to join our team at Aberdeen Proving… more
    Link Solutions Inc (11/06/25)
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  • Systems Administrator

    Arena Technical Resources, LLC (Silver Spring, MD)
    …Silver Spring, US Job ID: ATR 17335 Job Description Job Title: Systems Administrator Location: Silver Spring, MD - Hybrid Remote - Primarily remote ... and Windows servers - Assess the stability, security, and scalability of Linux and Windows systems - Troubleshoot firewall and network policies (LAN, WAN, VPN) -… more
    Arena Technical Resources, LLC (11/03/25)
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  • Systems Administrator II (Temp)

    RTX Corporation (Annapolis Junction, MD)
    …some unclassified work will also be required. We're looking for an experienced Systems Administrator to join our team supporting critical operations in both ... Raytheon currently has an opening for a temporary System Administrator to perform onsite in our Annapolis Junction, Maryland... Linux and Windows environments. In this role, you'll ensure… more
    RTX Corporation (09/19/25)
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  • Systems Administrator II - Pipeline…

    COMSO, Inc (Fort Meade, MD)
    Systems Administrator II - PIPELINE (TS/SCI w/ Polygraph) FORT MEADE, MD (http://maps.google.com/maps?q=FORT+MEADE+MD+USA+20755) Description COMSO, Inc. is a ... systems enhancements to improve reliability and performance. The Level 2 Systems Administrator shall possess the following capabilities: + Provide support… more
    COMSO, Inc (10/21/25)
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  • Principal Windows Systems

    Northrop Grumman (Linthicum Heights, MD)
    …but not be limited to the following: + Perform as a primary Windows/VMware systems administrator for a classified government contact. + Maintain smooth operation ... the best work of your career. Northrop Grumman Mission Systems is seeking a well-qualified Windows Administrator ...Windows AD, LDAP, VMWare, and knowledge of SAN storage systems . + Linux Operating System experience and/or… more
    Northrop Grumman (11/13/25)
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  • 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 ... our Linthicum, MD campus - this is **not** a remote work opportunity. Responsibilities will include but not be...limited to the following: + Perform as a SWindows/VMware systems administrator . + Experience operating under and… more
    Northrop Grumman (11/01/25)
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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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