• 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 (08/07/25)
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  • Lead System Administrator 2

    BigBear.ai (Columbia, MD)
    Overview BigBear.ai is hiring a Lead Systems Administrator 2 for an exciting upcoming Cyber Operations contract award to support contracts that provide ... and 10 to 15 years of experience Clearance: Must possess and maintain a TS /SCI with polygraph Perform systems engineering activities and assist in the… more
    BigBear.ai (06/30/25)
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  • Contracts Administrator - Level 4

    Northrop Grumman (Linthicum Heights, MD)
    …of the time, as needed, per business need + Requires an active Top - Secret /Sensitive Compartmented Information (SCI) clearance at time of application **Your ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...you start. Northrop Grumman is currently seeking a **Contracts Administrator - Level 4 (Senior Principal)** , to join… more
    Northrop Grumman (06/20/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented **Linux 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 (06/06/25)
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  • Senior System Administrator

    Synergy ECP (Columbia, MD)
    Senior System Administrator Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Company Description: Synergy ECP is a Service Disabled ... or any other protected class. Job Description: This position is for System Administration support for development and production environments for a mission critical… more
    Synergy ECP (07/16/25)
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  • Entry Level or Mid Level System

    Belay Technologies (Annapolis Junction, MD)
    …in 2020 and a finalist in 2 021! Belay Technologies is seeking a Mid-Level System Administrator (SA2) to join our intel team. FC has on-call support ... positions require on-call rotation support. Candidates should have the following qualifications: + TS /SCI with polygraph is required. + 5 years no degree for Entry… more
    Belay Technologies (07/11/25)
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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 (06/24/25)
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  • System Administrator

    Athenix Solutions Group, LLC (Annapolis Junction, MD)
    System Administrator Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) *ACS Description Athenix Solutions Group is looking for a ... and resolution + Configuring and managing UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity… more
    Athenix Solutions Group, LLC (07/24/25)
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  • Systems Administrator /Integrator

    BigBear.ai (Columbia, MD)
    Overview BigBear.ai is seeking a System Administrator /Integrator to administer and maintain critical systems and provide prompt solutions to ensure smooth ... will do Apply IAVA/IAVM compliance and security patches across Windows and Linux systems in a timely and controlled manner. Collaborate with cybersecurity teams to… more
    BigBear.ai (08/02/25)
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  • Quality Assurance Linux Administrator

    Assertive Professionals (Hanover, MD)
    …involved in the resolution process. Configures and manages LINUX operating systems and installs/loads operating system software, troubleshoots, maintains ... Quality Assurance Linux Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is...system and installs Required Experience and Qualifications: + TS /SCI with aPolygraph + Nine (9) years experience in… more
    Assertive Professionals (06/26/25)
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