• Linux Systems Administrator

    Northrop Grumman (Wright Patterson AFB, OH)
    …are not only part of history, they're making history. Northrop Grumman is seeking a Linux Systems Administrator / Principal Systems Administrator ... Wright Patterson Air Force Base in Dayton, OH. This Linux Systems Administrator will be...strong troubleshooting and problem-solving skills **Basic Qualifications for a Principal Systems Administrator ** : +… more
    Northrop Grumman (07/03/25)
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  • Linux Systems Administrator

    Northrop Grumman (Wright Patterson AFB, OH)
    …employees are not only part of history, they're making history. Northrop Grumman is seeking a Linux Systems Administrator to maintain and enhance Linux ... DevOps CI/CD pipelines. You will be primarily focused on Linux Systems Administration and be prepared for...with an active TS/SCI clearance **Basic Qualifications for a Principal Systems Administrator :** + Bachelor's… more
    Northrop Grumman (05/29/25)
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  • Linux Principal Windows…

    Serco (Kirtland AFB, NM)
    **Position Description** Serco is seeking a Linux Principal Windows Systems Administrator to join our team supporting the Defense Systems sector at ... other legally protected characteristics. Click here to apply now (https://careers-sercous.icims.com/jobs/69556/ linux - principal -windows- systems - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834477830) **New to… more
    Serco (05/17/25)
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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) ... a mission-critical program with lasting impactful results. Join our team as a ** Linux Systems Administrator ** , where you'll provide crucial support for the… more
    Leidos (05/30/25)
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  • Sr Principal Linux Systems

    Northrop Grumman (Redondo Beach, CA)
    …You!** The Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator ** **with High Performance Computing (HPC)** ... of multi-user Linux network services. + Providing technical support for Linux systems and associated networks. + Installing, troubleshooting, servicing, and… more
    Northrop Grumman (04/08/25)
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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 ... include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively… more
    Northrop Grumman (06/25/25)
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  • Principal Linux Systems

    Northrop Grumman (Linthicum Heights, MD)
    …will include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate ... work of your career. Northrop Grumman Classified Solutions is seeking a well-qualified Linux Administrator to join its dynamic team of technical professionals in… more
    Northrop Grumman (07/02/25)
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  • Principal Linux System…

    RTX Corporation (Tewksbury, MA)
    …citizens are eligible for a security clearance **Security Clearance:** DoD Clearance: Secret ** Principal Linux Systems Administrator - 100% onsite, ... our systems and support IT infrastructures around the world. ** Principal System Administrators** **,** internally known as Principal Analyst, infrastructure… more
    RTX Corporation (06/27/25)
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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 have ... Raytheon program in a classified environment as a **Sr.** ** Principal Linux System Administrator .** +...GSEC, SSCP, CySA+, CND. + Experience Red Hat Enterprise Linux based systems + Experience with DT… more
    RTX Corporation (07/02/25)
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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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  • Senior Systems Administrator

    Mount Sinai Health System (New York, NY)
    Administrator is the principal technology expert for Windows and Linux systems , and help support high-performance computing (HPC) environment in the ... team and a research data services team. The **_Senior Systems Administrator /Engineer,_** as a member of the...and metrics, etc. The infrastructure includes both Windows and Linux systems with file servers in multiple… more
    Mount Sinai Health System (06/24/25)
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  • Principal Systems

    BAE Systems (Merrimack, NH)
    …Other incentives may be available based on position level and/or job specifics. ** Principal Systems Administrator ** **113660BR** EEO Career Site Equal ... Systems is seeking a highly trained and motivated Principal Closed Area Systems Administrator ...the following ways_** + Administer patch management for RHEL-based Linux systems , including vulnerability scanning, patch deployment,… more
    BAE Systems (06/19/25)
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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 on large...+ 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

    RTX Corporation (Tucson, AZ)
    …are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret ** Principal Systems Administrator - 100% onsite, Tucson, AZ, must ... our systems and support IT infrastructures around the world. ** Principal System** **Administrators,** internally known as Principal Analyst, infrastructure… more
    RTX Corporation (06/26/25)
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  • Principal Systems

    Northrop Grumman (Aurora, CO)
    …your future and launch your career today. #definingpossible Northrop Grumman is seeking a Systems Administrator to join our team based in the Aurora, Colorado ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...be limited to, the following: * Perform as a Linux System Administrator on large government contracts.… more
    Northrop Grumman (06/05/25)
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  • Principal High Performance Cluster…

    Northrop Grumman (Baltimore, MD)
    …Grumman Classified Solutions team is seeking a well-qualified **High-Performance Cluster (HPC) Systems Administrator ** to join its dynamic team of technical ... limited to the following: + Perform as primary HPC systems administrator for a large, classified government...or similar configuration management tools. + Strong Knowledge of Linux /Unix operating systems and shell scripting. +… more
    Northrop Grumman (05/17/25)
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  • Principal Cyber Systems

    Northrop Grumman (Tampa, FL)
    …best work of your career. We are looking for you to join our team as a Principal Cyber Systems Administrator based out of Tampa, FL. _Please Note:_ + _Due ... end users. + Must be able to configure and manage Linux and Windows operating systems upon start date, installs/loads operating system software, patches, and… more
    Northrop Grumman (06/20/25)
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  • Principal Systems

    ManTech (Arlington, VA)
    ManTech seeks a motivated, career and customer-oriented ** Principal Systems Administrator ** to join our team in **Pentagon, VA.** The position is **onsite.** ... user needs + Strong technical skills in areas such as Windows and Linux operating systems , network administration, virtualization, and security + Excellent… more
    ManTech (05/24/25)
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  • Sr Principal Sys Admin - COS IT System…

    Northrop Grumman (Colorado Springs, CO)
    …not limited to security, applications, and OS updates + Make sure all Windows and Linux systems are using the most up-to-date antivirus software with the latest ... offers an exciting career opportunity for a Sr Principal System Administrator - COS IT System...Windows/ Linux server-based applications + Ensure that all Windows/ Linux -based systems have the appropriate patches installed,… more
    Northrop Grumman (06/07/25)
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