• Windows Server Administrator

    Northrop Grumman (Wright Patterson AFB, OH)
    …to develop and maintain good working relationships with internal and external stakeholders This Windows Systems Administrator will be an active part of a ... history, they're making history. Northrop Grumman is seeking a Windows Server Administrator / Principal Windows... Server Administrator to maintain and enhance Windows Systems and Infrastructure in support of… more
    Northrop Grumman (12/03/25)
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  • Senior / Principal Windows

    SciTec (Boulder, CO)
    …will not be considered. SciTec has an immediate opportunity for a talented Senior / Principal Windows System Administrator to join our team in ... security policies and procedures to protect Windows systems and data. + Monitor system performance...+ 5+ years professional experience performing duties of a Windows system administrator + Strong… more
    SciTec (11/19/25)
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  • Principal Windows Systems

    RTX Corporation (El Segundo, CA)
    …solves tough, meaningful problems that create a safer, more secure world. ** Principal System Administrator ** in infrastructure Workplace Services, ... teams to support fast-paced, critical programs with classified information system capabilities. Success in this role means you can...problems. **What You Will Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows more
    RTX Corporation (11/18/25)
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  • Principal System

    RTX Corporation (El Segundo, CA)
    …of our systems and support IT infrastructures around the world. **Sr. Principal System Administrators,** internally known as Sr. Principal Analyst, ... teams to support exciting, critical programs with classified information system capabilities. Success in this role means you can...problems. **What You Will Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows more
    RTX Corporation (12/09/25)
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  • Senior Systems Administrator

    Mount Sinai Health System (New York, NY)
    …data science ecosystem for researchers at Mount Sinai. The Administrator is the principal technology expert for Windows and Linux systems , and help ... team and a research data services team. The **_Senior Systems Administrator /Engineer,_** as a member of the...of experience in designing, administering and troubleshooting Linux and Windows systems , storage systems , network… more
    Mount Sinai Health System (12/22/25)
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  • Principal System

    BAE Systems (Nashua, NH)
    …able to lift equipment (up to 40lbs) and work within controlled environments. **_In this Principal System Administrator position you will make impats in the ... Systems is seeking a highly trained and motivated Principal Closed Area Systems Administrator ...be available based on position level and/or job specifics. ** Principal System Administrator ** **119150BR** EEO… more
    BAE Systems (12/19/25)
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  • Principal /Sr. Principal

    Northrop Grumman (Patuxent River, MD)
    …Grumman Aeronautics Systems (NGAS) has an exciting career opportunity for a ** Principal /Sr. Principal Systems Administrator ** to join the Ground ... sustainment, and ground/flight test support. + Perform as a Windows \VMware System Administrator for a...the NAS Patuxent River area. Basic Qualifications for a Principal System Admin: + bachelor's degree with… more
    Northrop Grumman (12/12/25)
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  • Principal System

    DCCA (Annapolis Junction, MD)
    Principal System Administrator Location Annapolis Junction, MD Job Code 2270 # of Openings 1 Apply Now ... and a competitive compensation and benefits package. Visit our website at: www.dcca.com Principal System Administrator Candidate must have an active TS/SCI… more
    DCCA (11/17/25)
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  • Principal Linux Systems

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber ... will involve configuring and managing UNIX and Windows operating systems , troubleshooting, maintaining network integrity, and enhancing system performance.… more
    Leidos (12/19/25)
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  • Sr. Principal Storage & Data Protection…

    RTX Corporation (Tucson, AZ)
    …and create end-of-end solutions to solve complex DT infrastructure problems. As a **Senior Principal level System Administrator ,** this role will require a ... problems that create a safer, more secure world. **Sr. Principal Storage & Data Protection System Administrators**...Protection systems . + Experience with Linux and Windows Operating System . (RHEL preferred) + Experience… more
    RTX Corporation (12/05/25)
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