• Sr. Principal Linux Systems

    RTX Corporation (El Segundo, CA)
    …are eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph **Sr. Principal Linux Systems Administrator- El Segundo, CA -Must have ... 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… more
    RTX Corporation (08/01/25)
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  • Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    …VMware, BackupExec, NetBackup, prior systems administration and networking administration experience, Windows or Linux administration , backup, and ... secure world. **What You Will Do:** + Provide IT systems administration in a heterogeneous RedHat Enterprise...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)
    …world. **What You Will Do:** + Implement and maintain an enterprise Linux environment including system administration , networking, performance ... US citizens are eligible for a security clearance. + Linux and/or Windows systems administration ...Experience with, but not limited to, enterprise technologies and system administration related to RHEL, Active Directory,… more
    RTX Corporation (08/08/25)
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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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  • Cyber Systems Engineer / Principal

    Northrop Grumman (Edwards AFB, CA)
    …clearance, **prior** to the commencement of employment. + Demonstrated systems Administration experience, to include Windows or Linux or VM (Virtual) ... Systems has an opening for a **Cyber Systems Engineer (Level 2)** OR ** Principal Cyber...the commencement of employment. + Demonstrated systems Administration experience, to include Windows or Linux more
    Northrop Grumman (07/18/25)
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  • Principal Windows System

    RTX Corporation (El Segundo, CA)
    …Experience with hardening systems for security compliance (STIG). + VMware Administration highly desired + Basic Linux experiences desired. + Basic ... 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 System Administrator…

    RTX Corporation (El Segundo, CA)
    …VMware, BackupExec, NetBackup, prior systems administration and networking administration experience, Windows or Linux administration , backup, and ... secure world. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows... 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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  • Principal Information Systems

    City and County of San Francisco (San Francisco, CA)
    …these systems together as an enterprise networking backbone or platform. The 1044 Principal Systems Engineer is the highest level in the Engineer series and ... in the minimum qualifications. Application Deadline: Continuous How to Apply: Applications for Principal Information Systems Engineer - Systems Specialty are… more
    City and County of San Francisco (08/08/25)
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  • Principal Windows Systems

    Northrop Grumman (Redondo Beach, CA)
    …equipment and software requirements for solutions to problems by means of automated systems . + Recommend and implement system enhancements that will improve the ... 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 (07/18/25)
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  • Principal Cloud Operations Engineer,…

    Pegasystems (San Diego, CA)
    … in a global enterprise * 5+ years of experience with enterprise scale Linux Administration * 5+ years of hands-on operational experience with Amazon Web ... Principal Cloud Operations Engineer, Databases Job Category: Engineering...database high availability, connection pooling, and load balancing * Systems engineering experience, including Linux performance, memory… more
    Pegasystems (05/30/25)
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