• 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 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 Systems

    Northrop Grumman (Aurora, CO)
    …history. Northrop Grumman Space Systems (NGSP) seeks to find a **Sr. Principal Systems Administrator ** supporting the Integrated National Systems ... CO.** **Job Duties:** + Perform as a Linux and Windows System Administrator and able...NAS Storage + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system more
    Northrop Grumman (11/06/25)
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  • Sr Principal Systems

    Northrop Grumman (Aurora, CO)
    …they're making history. Northrop Grumman Space Systems (NGSP) is seeking a **Sr Principal Systems Administrator ** to join our team at our facility in ... to, the following:** + Perform as a Linux and Windows System Administrator on large...NAS Storage + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system more
    Northrop Grumman (11/13/25)
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  • Principal Linux Systems

    Northrop Grumman (Aurora, CO)
    …The Northrop Grumman Classified Solutions team is seeking an experienced **Linux Systems Administrator ** to join its dynamic team of technical professionals. ... include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively at… more
    Northrop Grumman (11/11/25)
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  • Principal Linux Systems

    RTX Corporation (Aurora, CO)
    …You will be supporting a Raytheon program in a classified environment as a ** Principal Linux System Administrator in Aurora, CO.** Responsibilities include ... well as scripting - particularly in Bash and Python. + Experience administering Windows based systems . + Demonstrated ability to work independently and… more
    RTX Corporation (12/29/25)
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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 at ... in written and verbal format. + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system engineers, PC… more
    Northrop Grumman (12/12/25)
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  • Systems Administrator 3 - Helpdesk…

    Northrop Grumman (Colorado Springs, CO)
    …Space Systems -Missile Defense Integration offers an excellent opportunity for a Principal Systems Administrator -Helpdesk Sys Admin (25-571) to join our ... are seeking a detail-oriented and highly motivated Help Desk System Administrator to join our team in...Configuring and managing **Linux** and ** Windows ** operating systems , including: + Implementing operating system improvements… more
    Northrop Grumman (12/05/25)
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  • Principal Electromechanical Engineer

    Northrop Grumman (Aurora, CO)
    …MCSA Windows Server 2016 + Linux: Linux+, LPIC-1, or Red Hat Certified Systems Administrator + Cisco Certified Network Associate (CCNA) + The ideal candidate ... are not only part of history, they're making history. Northrop Grumman Space Systems is seeking an ** Principal ** **Electr** **omechanical Engineer** to join our… more
    Northrop Grumman (12/19/25)
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  • Principal Network Architect

    SciTec (Boulder, CO)
    …network operating systems (Cisco IOS preferred) + Proficiency with Linux and Windows operating systems + Sharp troubleshooting skills + Ability to work ... + 8+ years of industry experience as a Network Engineer or Network Administrator + Professional experience in data center network architecture and design using… more
    SciTec (12/03/25)
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