• Principal Linux Systems

    Leidos (Aurora, CO)
    …a new and exciting opportunity for a ** Principal Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... with lasting impactful results. Join our team as a **Linux Systems Administrator ** , where you'll provide crucial support for the implementation,… more
    Leidos (08/11/25)
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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 ... on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM). + Support the Cyber Security team. +… more
    Northrop Grumman (09/11/25)
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  • Sr. Principal Linux System…

    RTX Corporation (Aurora, CO)
    …supporting a Raytheon program in a classified environment as a Senior Principal Linux System Administrator . + Responsibilities include building, maintaining, and ... securing Information Technology systems and directly supporting customer mission-critical capabilities. + You...are eligible for a security clearance. + An active cyber security certification, qualified for DoD 8570 IAT Level… more
    RTX Corporation (07/19/25)
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  • Principal Engineer Systems Test…

    Northrop Grumman (Colorado Springs, CO)
    …At least 5 years of experience as a data manager or Linux systems administrator + Self-motivated with strong communication, interpersonal, and problem-solving ... Systems is offering an exciting opportunity for a Principal Engineer Systems Test - System Test...Ground Test (GTI) + Distributed Ground Test (GTD) + Cyber tests + Space Domain Awareness (SDA) + Pre-flight… more
    Northrop Grumman (07/26/25)
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  • Sr Principal Sys Admin - Identity & Access…

    Northrop Grumman (Colorado Springs, CO)
    …-Launch and Missile Defense Systems presents an excellent opportunity for a Sr Principal Systems Administrator - Identity & Access Mgmt Systems ... 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 (09/13/25)
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  • Linux System Administrators Careers

    Northrop Grumman (Aurora, CO)
    systems , workstations, and applications for several program or project areas. ** Principal Linux Systems Administrator ** + Serve as primary Linux ... classified networked and standalone computers as directed by the Cyber Security team. + Report project status as required...required for all recurring and non-recurring efforts ​ **Sr. Principal Linux Systems Administrator ** +… more
    Northrop Grumman (09/14/25)
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