• Sr. Principal Linux Systems

    RTX Corporation (El Segundo, CA)
    …citizens are eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph **Sr. Principal Linux Systems Administrator - El Segundo, CA ... problems that create a safer, more secure world. **Sr Principal System Administrator ** in infrastructure Workplace Services,...a security clearance** . + Must have experience with Linux systems administration + Experience with one… more
    RTX Corporation (08/01/25)
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  • Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    systems administration and networking administration experience, Windows or Linux administration, backup, and recovery enterprise suites. + Experience with ... secure world. **What You Will Do:** + Provide IT systems administration in a heterogeneous RedHat Enterprise / Microsoft...containers. + Experience with Server, Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, RAID, backup… more
    RTX Corporation (06/23/25)
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  • Principal Linux System…

    RTX Corporation (El Segundo, CA)
    …required, as only US citizens are eligible for a security clearance. + Linux and/or Windows systems administration experience. **Qualifications We Prefer:** + ... + CompTIA Security+ certification or other industry-recognized certifications relevant to a Linux System Administrator + BASH Scripting + ITIL Foundations and/or… more
    RTX Corporation (07/03/25)
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  • Principal Linux System…

    RTX Corporation (El Segundo, CA)
    …is required, as only US citizens are eligible for a security clearance. + Linux and/or Windows systems administration experience. + Full time 100% Onsite ... You Will Do:** + Implement and maintain an enterprise Linux environment including system administration, networking, performance monitoring/tuning, security… more
    RTX Corporation (08/08/25)
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  • Principal Windows Systems

    Northrop Grumman (Redondo Beach, CA)
    …the best work of your career. Northrop Grumman is seeking a well-qualified Windows Systems Administrator to join its dynamic team of technical professionals in ... but not be limited to the following: + Perform as primary Windows Systems Administrator for a large, classified government contract. + Communicate effectively… more
    Northrop Grumman (07/18/25)
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  • Principal Windows System…

    RTX Corporation (El Segundo, CA)
    …citizens are eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph ** Principal Windows Systems Administrator - El Segundo, CA -Must ... tough, meaningful problems that create a safer, more secure world. ** Principal System Administrator ** in infrastructure Workplace Services, collaborates with… more
    RTX Corporation (07/11/25)
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  • Principal Database Administrator

    Northrop Grumman (Edwards AFB, CA)
    …are not only part of history, they're making history. Northrop Grumman Aeronautics Systems has an opening for a **Database/Multi-Function Administrator ** to join ... 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 (08/08/25)
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  • Principal System Administrator

    RTX Corporation (El Segundo, CA)
    systems administration and networking administration experience, Windows or Linux administration, backup, and recovery enterprise suites. **Qualifications We ... secure world. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and RedHat...administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux environment. + Working as a team member in… more
    RTX Corporation (07/15/25)
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  • Cyber Systems Engineer / Principal

    Northrop Grumman (Edwards AFB, CA)
    …history. Northrop Grumman Aeronautics Systems has an opening for a **Cyber Systems Engineer (Level 2)** OR ** Principal Cyber Systems Engineer (Level ... shift times. **Basic Qualifications:** _This requisition may be filled at a_ **Cyber Systems Engineer (Level 2)** or ** Principal Cyber Systems Engineer… more
    Northrop Grumman (07/18/25)
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  • Principal /Sr Principal Network…

    Northrop Grumman (San Diego, CA)
    …+ Experience with deploying, configuring, and hardening Network Devices + Experience with Linux Operating Systems + Working knowledge of routing & switching ... + Experience with deploying, configuring, and hardening Network Devices + Experience with Linux Operating Systems + Working knowledge of routing & switching… more
    Northrop Grumman (05/23/25)
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