• Principal Linux Administrator

    RTX Corporation (Richardson, TX)
    …to join our RTX **Enterprise Services** team: **Role Overview:** RTX is seeking a Principal Linux Administrator to support a highly virtualized Enterprise ... eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret Job Description RTX Corporation is an Aerospace...infrastructure with a focus on Linux -based systems. The role involves working under the supervision… more
    RTX Corporation (12/12/25)
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  • Sr Principal Linux Systems…

    Northrop Grumman (Melbourne, FL)
    …Want You!** The Northrop Grumman Classified Solutions team is seeking an senior ** Linux Systems Administrator ** to join its dynamic team of technical ... to the following: + Maintain the virtual desktop infrastructure and Linux systems supporting Government programs in accordance with established standards, policies,… more
    Northrop Grumman (11/25/25)
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  • Principal Linux Systems…

    Northrop Grumman (Linthicum Heights, MD)
    …work of your career. Northrop Grumman Classified Solutions is seeking a well-qualified ** Linux Systems Administrator ** to join its dynamic team of technical ... be limited to the following: + Perform as primary Linux Systems Administrator for a classified government...system environments + Candidates must have a current DOD ** Top ** **Secret** levelsecurity clearance, to include **SCI access** and… more
    Northrop Grumman (11/19/25)
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  • Senior Principal Linux

    RTX Corporation (El Segundo, CA)
    …more secure world. **What You Will Do** + We are seeking an experienced Linux Administrator that will be working in a highly collaborative, multi-platform and ... US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret At Raytheon, the foundation of everything we do is rooted in… more
    RTX Corporation (09/26/25)
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  • Sr Principal Linux Systems…

    Northrop Grumman (Boulder, CO)
    …include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively ... Office (CIDO) organization is seeking a highly experienced **Senior Linux Server Admin** to join its dynamic team of...with Certification & Accreditation process and STIGs + Active Top Secret is preferred We offer flexible work arrangements,… more
    Northrop Grumman (12/12/25)
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  • Linux / AWS Systems Administrator

    Northrop Grumman (Morrisville, NC)
    …Want You!** The Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator ** to join its dynamic team of technical ... limited to the following:** + Serve as a senior Linux Systems Administrator within an AWS cloud...**This position may be filled at either level 3 ( Principal level), or level 4 (Sr. Principal more
    Northrop Grumman (11/15/25)
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  • PDM/PLM Application Administrator

    RTX Corporation (Plano, TX)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** Top Secret - Current **Application System Administrator (PDM/PLM - Windchill) ... - Active TS Clearance required** **Business and Transformation Technologist, Principal Specialist** **Raytheon Digital Technology - Engineering Digital Solutions**… more
    RTX Corporation (11/24/25)
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  • Senior Systems Administrator - Windows/…

    Mount Sinai Health System (New York, NY)
    …science ecosystem for researchers at Mount Sinai. The Administrator is the principal technology expert for Windows and Linux systems, and help support ... data warehouse team and a research data services team. The **_Senior Systems Administrator /Engineer,_** as a member of the Scientific Computing and Data group, is… more
    Mount Sinai Health System (09/22/25)
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  • Principal Windows Systems…

    Northrop Grumman (Gilbert, AZ)
    …Chief Information and Digital Office (CIDO) organization is seeking an experienced ** Principal Windows Systems Administrator ** to join its dynamic team of ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time...to the following: + Perform as a Windows System Administrator for a classified government contract. + Able to… more
    Northrop Grumman (12/12/25)
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  • Principal /Sr. Principal Systems…

    Northrop Grumman (Patuxent River, MD)
    …Northrop Grumman Aeronautics Systems (NGAS) has an exciting career opportunity for a ** Principal /Sr. Principal Systems Administrator ** to join the Ground ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time...for a classified government contract. + Perform as a Linux \Redhat System Administrator for a classified government… more
    Northrop Grumman (12/12/25)
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