• Sr. System 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 ... more secure world. Raytheon currently has an opening for a temporary System Administrator to perform onsite in our Annapolis Junction, Maryland office. The selected… more
    RTX Corporation (11/19/25)
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  • Systems Network Administrator…

    Leidos (Laurel, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Systems Network Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics ... us and make a difference in National Security!** **Job Summary:** The Systems Network Administrator provides support for implementation, troubleshooting and… more
    Leidos (11/18/25)
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  • Principal Linux Systems…

    Northrop Grumman (Linthicum Heights, MD)
    …your career. Northrop Grumman Classified Solutions is seeking a well-qualified **Linux Systems Administrator ** to join its dynamic team of technical ... limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract....required + Must have a **DOD 8570 IAT Level II ,** or higher, certification (example: Security+ CE); maintaining the… more
    Northrop Grumman (11/19/25)
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  • Senior Systems Administrator 10k…

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Senior Systems Administrator in our **National Security Sector's (NSS) Cyber & Analytics ... make a difference in National** **Security!** As a Senior Systems Administrator you will play a vital...**15+ years of related professional experience and** **IAT Level II certification** (eg, Security+ CE, SSCP) + Experience providing… more
    Leidos (11/15/25)
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  • Senior Systems Administrator…

    General Dynamics Information Technology (Aberdeen Proving Ground, MD)
    …IT Infrastructure and Operations **Skills:** Information Technology (IT) Systems ,Process Improvements,System Administration **Experience:** 10 + years of related ... and drive strategic change. We are seeking a Senior System Administrator / Integrator with proven experience delivering mission-critical integration for complex,… more
    General Dynamics Information Technology (11/08/25)
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  • Cyber Systems Administrator (Active…

    Northrop Grumman (Elkridge, MD)
    …of your 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 ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...possess a current DoD 8570 Certification for IAT Level II or higher prior to start date (example: Security+… more
    Northrop Grumman (10/02/25)
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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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  • Storage Administrator Active TS/SCI / wPoly

    General Dynamics Information Technology (Annapolis Junction, MD)
    …and Operations **Skills:** Backup and Recovery (Software),Information Technology (IT) Systems ,NetApp **Certifications:** CompTIA Security + certified (DoD 8570 IAT ... Level II ) - CompTIA - CompTIA **Experience:** 5 + years...related experience **US Citizenship Required:** Yes **Job Description:** Storage Administrator Transform technology into opportunity as a Storage … more
    General Dynamics Information Technology (10/09/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (College Park, MD)
    …and application software as necessary. Support Linux & Windows systems engineering efforts in system design and evaluation, solution engineering, software ... degree and 3+ years of experience as a system administrator + Active DoD 8570 IAT Level II...of different layers of the technology stack, including network, application frameworks, database systems , and vendor solutions.… more
    ENS Solutions (09/27/25)
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  • Principal/Sr. Principal HPC System…

    Northrop Grumman (Annapolis Junction, MD)
    …Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...is seeking a **Principal or Sr. Principal HPC System Administrator ** . This position is located at **Baltimore, MD**… more
    Northrop Grumman (11/07/25)
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