• Systems Administrator 2 (Bluemont,…

    William C Brown Inc (Springfield, VA)
    Systems Administrator 2 (Bluemont, VA) EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for ... by law. Description WCBinc is looking for a Sr. Systems Administrator to provide support for implementation,...both NetApp Data Ontap Cluster Mode and 7-mode operating system version 8.2 or later. Experience with Data Ontap… more
    William C Brown Inc (10/23/25)
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  • Senior Systems Administrator

    Competitive Range Solutions, LLC (Fort Meade, MD)
    …exciting 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,...of continuous learning and improvement. Required Qualifications: + Active Secret Clearance: TS preferred. + Education: +… more
    Competitive Range Solutions, LLC (11/06/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented ** System Administrator ** to join our team located in the Fort Meade, MD area. ... internal servers adding scalability while circumventing manual process for new operating system rollout. + Configure host-based intrusion detection systems . +… more
    ManTech (11/22/25)
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  • Network Administrator - NOC - 12pm - 8pm…

    GCyber (Arlington, VA)
    …technical guidance to optimize performance. Minimum Qualifications and Experience: + Active DoD Top Secret /SCI clearance and be eligible to obtain and maintain a ... GCyber is seeking an Network Administrator , to support a high profile DISA customer...perform necessary maintenance, and ensure reliable access for all system users. + Identify and mitigate network risks while… more
    GCyber (11/20/25)
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  • Cleared Onsite AWS Redshift Database…

    SMX (Washington, DC)
    …work five days a week at a client's office in Washington, DC An active Top Secret clearance is mandatory.** **Essential Duties and Responsibilities:** + Own the ... Cleared Onsite AWS Redshift Database Administrator (4663)at SMX(View all jobs) (https://www.smxtech.com/careers/) Washington, DC SMX is seeking an experienced… more
    SMX (11/04/25)
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  • Principal Systems Administrator

    ManTech (Chantilly, VA)
    MANTECH is seeking a talented Principal Systems Administrator to join our sustainment team in Chantilly, VA. This role supports a mission-critical enterprise ... ensuring the continued health, performance, and compliance of complex network and system infrastructures. The selected candidate will play a key role in Operations… more
    ManTech (11/21/25)
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  • Window System Administrator

    ManTech (College Park, MD)
    **MANTECH** seeks a motivated, career and customer-oriented **Windows** ** Systems Administrator ** to join our team in **College Park, Maryland** . The position ... is part of a team that provides Windows Systems Administration support for an organization that is tasked with researching challenging problems within the… more
    ManTech (10/14/25)
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  • System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented ** System Administrator ** to join our team located in the **Ft. Meade, MD** area. ... in computer operating systems **Clearance Requirement:** + Must have a current/active TS /SCI with Poly **Physical Requirements:** + Must be able to remain in a… more
    ManTech (11/03/25)
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  • Systems Administrator (IT Program…

    Nightwing (Annapolis Junction, MD)
    …defense, civil, and commercial markets. Nightwing is seeking an experienced Linux Systems Administrator with a proven ability supporting classified program ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (09/22/25)
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  • ServiceNow Portal Administrator , Senior

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    TS /SCI with Poly highly desired * ServiceNow Certification: ServiceNow Certified System Administrator (CSA) certification is often a requirement. * ... **ServiceNow Portal Administrator , Senior** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2136… more
    CGI Technologies and Solutions, Inc. (10/02/25)
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