• 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) ... with lasting impactful results. Join our team as a ** Linux Systems Administrator ** , where...Fifteen (15) or more years of experience as a System Administrator (SA) supporting programs and contracts… more
    Leidos (05/13/25)
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  • Sr. Principal Linux System

    RTX Corporation (Aurora, CO)
    …are eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph **Sr. Principal Linux System Administrator , Aurora, CO, must ... Raytheon program in a classified environment as a Senior Principal Linux System Administrator...SSCP, CySA+, CND. + Experience administering Red Hat Enterprise Linux (RHEL) based systems + Experience using… more
    RTX Corporation (07/19/25)
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  • Principal Linux Systems

    Northrop Grumman (Aurora, CO)
    …We Want You!** The Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator ** to join its dynamic team of technical ... be limited to the following: + Perform as primary Linux Systems Administrator for a...verbal format. + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system more
    Northrop Grumman (06/25/25)
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  • Sr Principal Sys Admin - COS IT…

    Northrop Grumman (Colorado Springs, CO)
    …-Launch and Missile Defense Systems offers an exciting career opportunity for a Sr Principal System Administrator - COS IT System Administrator ... all Windows/ Linux -based servers + Create and maintain Windows/ Linux system administration processes and procedures +...and OS updates + Make sure all Windows and Linux systems are using the most up-to-date… more
    Northrop Grumman (06/07/25)
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  • Principal Systems

    Northrop Grumman (Colorado Springs, CO)
    …-Launch and Missile Defense Systems is offering an exciting opportunity for a Principal Systems Administrator (25-292) to join our team of skilled and ... of the missile defense system . Operate, maintain, and manage Linux -based systems supporting a software development environment. Responsible for the… more
    Northrop Grumman (07/11/25)
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  • Sr Principal Systems

    Northrop Grumman (Aurora, CO)
    …the warfighter. Come be a part of our mission. Northrop Grumman is seeking a **Sr Principal Systems Administrator ** to join our team at our facility in ... be limited to, the following:** + Perform as a Linux and Windows System Administrator ...+ Solid understanding of remediating security vulnerabilities; Experience hardening Linux systems in accordance with RMF and… more
    Northrop Grumman (06/12/25)
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  • Principal Systems

    Northrop Grumman (Aurora, CO)
    …will include, but not be limited to, the following: * Perform as a Linux System Administrator on large government contracts. * Perform administration ... your future and launch your career today. #definingpossible Northrop Grumman is seeking a Systems Administrator to join our team based in the Aurora, Colorado… more
    Northrop Grumman (06/05/25)
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  • Senior / Principal Windows System

    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 Boulder, ... and maintain security policies and procedures to protect Windows systems and data + Monitor system performance...10+ years professional experience performing duties of a Windows system administrator + In-depth knowledge of Microsoft… more
    SciTec (06/18/25)
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  • Systems Administrator (Level 2 or 3)

    Northrop Grumman (Aurora, CO)
    …** System Administrator (A02)/** ** Principal System Administrator (A03)** in the Payload and Ground Systems Division Engineering organization ... the successful candidate will perform general System Administrator skills in Windows & Linux , with... system administrator /support skills in both Linux and Windows systems . + Create and… more
    Northrop Grumman (06/25/25)
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  • RHEL Principal /Sr. Principal

    Northrop Grumman (Colorado Springs, CO)
    …energetic individual to work at our Colorado Springs, CO location as a **RHEL Principal /Senior Principal Systems Administrator ** supporting the JTAGS ... planned for future capabilities. **Roles and Responsibilities:** + Perform as a Senior Linux Systems Administrator . + Maintain smooth operation of multi-user… more
    Northrop Grumman (05/28/25)
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