• Principal Systems

    ManTech (Arlington, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Principal Systems Administrator ** to join our team in **Pentagon, VA.** The position is ... software, network, and application issues + Manage and maintain computer systems , servers, and other IT infrastructure, ensuring optimal performance and security… more
    ManTech (10/10/25)
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  • Principal Linux Systems

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber ... difference in National** **Security!** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial support for the implementation,… more
    Leidos (10/10/25)
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  • Principal Linux Systems

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Linux Systems Administrator in our **National Security Sector's (NSS) Cyber & ... in National Security!** **Job Summary:** Leidos is seeking a Principal Linux Systems Administrator with demonstrated experience supporting and optimizing… more
    Leidos (07/31/25)
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  • Sr Principal Windows Systems

    Northrop Grumman (Dulles, VA)
    …Chief Information and Digital Office (CIDO) organization is seeking an experienced **Sr Principal Windows Systems Administrator ** to join its dynamic team ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...to the following:** + Perform as a Windows System Administrator for a classified government contract. + Able to… more
    Northrop Grumman (10/03/25)
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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 ... not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively at all levels… more
    Northrop Grumman (08/20/25)
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  • Northrop Grumman (DoD SkillBridge) - Linux/…

    Northrop Grumman (Linthicum Heights, MD)
    …Description:** Northrop Grumman's Classified Solutions Team is seeking a well-qualified Linux Systems Administrator to join our dynamic team of technical ... but not be limited to the following: + Perform as a Linux Systems Administrator for a classified government contract. + Maintain smooth operation of multi-user… more
    Northrop Grumman (08/01/25)
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  • Windows System Administrators Careers

    Northrop Grumman (Annapolis, MD)
    …of the entire IT infrastructure including Windows desktop, servers and networking equipment. ** Principal Windows Systems Administrator :** + Serve as primary ... including installing, upgrading/patching, monitoring, and hardening the system. **Sr. Principal Windows Systems Administrator :** + Perform as a Lead Windows… more
    Northrop Grumman (09/14/25)
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  • Linux System Administrators Careers

    Northrop Grumman (Linthicum Heights, MD)
    systems , workstations, and applications for several program or project areas. ** Principal Linux Systems Administrator ** + Serve as primary Linux ... status as required for all recurring and non-recurring efforts ​ **Sr. Principal Linux Systems Administrator ** + Serve as a Project Lead analyzing internal… more
    Northrop Grumman (09/14/25)
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  • Principal Contract Administrator /Sr…

    Northrop Grumman (Sykesville, MD)
    …, Maritime/Land Systems & Sensors Division is seeking an experienced ** Principal ** **Contract Administrator / Sr Principal Contract Administrator ** ... to support West Coast operations/hours. This opening can be filled at the Contract Administrator or Principal Contract Administrator level.** Come join our… more
    Northrop Grumman (09/10/25)
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  • Sr. Principal HPC System…

    Northrop Grumman (Annapolis Junction, MD)
    …advantage to the warfighter. Come be a part of our mission! Northrop Grumman Mission Systems (NGMS) is seeking a ** Principal or Sr. Principal HPC System ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...be filled as a Principal or Sr. Principal HPC System Administrator ** Basic Qualifications **… more
    Northrop Grumman (10/02/25)
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  • (DoD SkillBridge) Principal / Sr…

    Northrop Grumman (Linthicum Heights, MD)
    …our team as a ** Principal or Sr. Principal Contract Administrator ** supporting the Maritime/Land Systems and Sensors Division based out of Sunnyvale, ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...to closeout. **This requisition may be filled as a Principal Contract Administrator or a Sr … more
    Northrop Grumman (07/30/25)
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  • Contract Administrator / Principal

    Northrop Grumman (Baltimore, MD)
    …Capabilities Business Unit is seeking a motivated professional for a **Contract Administrator / Principal Contract Administrator ** . The successful candidate ... global supply chain, and security for seamless contract administration. For a Principal Contract Administrator (A03): + Conduct proposal preparation, contract… more
    Northrop Grumman (09/18/25)
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  • Principal Contract Administrator

    Northrop Grumman (Annapolis, MD)
    …The Oceanic Systems Operating Unit Contracts team is looking for a ** Principal Contract Administrator /Sr. Principal Contract Administrator ** to ... recommending corresponding risk mitigation strategies. **Qualifications:** **Basic Qualifications for Principal Contract Administrator :** + Bachelor's degree with… more
    Northrop Grumman (08/28/25)
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  • Contract Administrator / Principal

    Northrop Grumman (Annapolis, MD)
    …of the best work of your career. This position may be filled as a **Contracts Administrator or a Principal Contracts Administrator ** . This position is based ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...customers. This position may be filled as a Contracts Administrator or a Principal Contracts Administrator more
    Northrop Grumman (10/10/25)
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  • Principal / Sr Principal Contract…

    Northrop Grumman (Linthicum Heights, MD)
    …only part of history, they're making history. Northrop Grumman is seeking a Principal Contract Administrator /Sr. Principal Contract Administrator (Level ... grade based on qualifications listed below._ **Basic Qualifications for a Level 3 Principal Contract Administrator :** + Bachelor's degree with 5 years of… more
    Northrop Grumman (09/20/25)
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  • Principal / Sr Principal Contract…

    Northrop Grumman (Linthicum Heights, MD)
    …work of your career. Northrop Grumman Mission Systems Sector is seeking a ** Principal or Sr. Principal Contract Administrator ** to join our team. ... historical information from pre-award to closeout. **Qualifications:** **Basic Qualifications for Principal Contract Administrator :** + Bachelor's Degree with a… more
    Northrop Grumman (09/12/25)
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  • Principal / Sr Principal Contract…

    Northrop Grumman (Baltimore, MD)
    Systems Sector, Airborne Multifunction Sensors Division (AMS), is seeking a ** Principal /Sr. Principal Contract Administrator ** (can be hired at the ... information through the closeout process. **Qualifications:** **Basic Qualifications for Principal Contract Administrator (A03):** + Bachelor's Degree with… more
    Northrop Grumman (08/27/25)
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  • Principal System Administrator

    DCCA (Annapolis Junction, MD)
    Principal System Administrator Location Annapolis Junction, MD Job Code 2270 # of Openings 1 Apply Now ... a competitive compensation and benefits package. Visit our website at: www.dcca.com Principal System Administrator Candidate must have an active TS/SCI w/Poly… more
    DCCA (08/18/25)
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  • Sr Principal Contract Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …career, now and in the future. Northrop Grumman Defense Sector is seeking a Senior Principal Contract Administrator (Level 4) to join its team of qualified, and ... terms and conditions are negotiated within company guidelines. **Basic Qualification Sr. Principal Contract Administrator (Level 4):** + This position emphasizes… more
    Northrop Grumman (07/25/25)
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  • Senior Principal Contract…

    Northrop Grumman (Linthicum Heights, MD)
    …invites you to bring your pioneering spirit to our inclusive team. As a **Contracts Administrator - Level 4 (Senior Principal )** , located in Dulles, VA or any ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (09/19/25)
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