• Principal Linux System

    BAE Systems (Manchester, NH)
    …Other incentives may be available based on position level and/or job specifics. ** Principal Linux System Administrator** **114328BR** EEO Career Site Equal ... **Key responsibilities include:** + Administer patch management for RHEL-based Linux systems , including vulnerability scanning, patch deployment, and… more
    BAE Systems (09/09/25)
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  • Principal Linux System

    RTX Corporation (Tewksbury, MA)
    …and agility through business innovation, technical proficiency, and operational excellence. ** Principal Linux System Administrators** collaborates with many ... solve complex IT infrastructure problems. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise… more
    RTX Corporation (08/19/25)
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  • Principal Linux Systems

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Linux Systems Administrator in our **National Security Sector's (NSS) Cyber & ... in National Security!** **Job Summary:** Leidos is seeking a Principal Linux Systems Administrator with...environments. The ideal candidate will bring strong expertise in Linux system administration , infrastructure automation,… more
    Leidos (07/31/25)
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  • Principal Linux System

    Northrop Grumman (Roy, UT)
    …they're making history. Northrop Grumman Defense Systems is seeking a well-qualified Principal Linux Systems Administrator to join our dynamic Classified ... continuous improvement within the team. **Basic Qualifications for a Principal Systems Administrator:** + Bachelor's degree in...experience + Minimum of three years of experience with Systems Administration for Linux Operating… more
    Northrop Grumman (09/18/25)
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  • Sr. Principal Linux System

    RTX Corporation (Aurora, CO)
    …be supporting a Raytheon program in a classified environment as a Senior Principal Linux System Administrator. + Responsibilities include building, ... SSCP, CySA+, CND. + Experience administering Red Hat Enterprise Linux (RHEL) based systems + Experience using...Bash and Python **Qualifications We Prefer:** + Deployment and administration of systems , storage, and networking in… more
    RTX Corporation (07/19/25)
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  • Principal Platform Engineer / Linux

    RTX Corporation (Springfield, VA)
    …work experience + Experience with VMware: vCenter and ESXi + Experience with Linux system administration (RHEL/OL preferred) + Experience with networking ... more secure world. Raytheon Technologies (RTX) is seeking a Principal Platform Engineer / Linux with well-rounded...+ You will participate in the deployment of new system baselines (eg operating systems , software, network… more
    RTX Corporation (08/08/25)
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  • LINUX Sr Principal Systems

    General Dynamics Information Technology (Washington, DC)
    …related experience **US Citizenship Required:** Yes **Job Description:** Job Description **Senior Principal Systems Engineer - Linux ** Design, deploy, ... At GDIT, people are our differentiator. As a **Senior Principal Systems Engineer - Linux **...realm for ongoing compliance updates). + Develop an operating system lifecycle plan with integration of DoD STIGs and… more
    General Dynamics Information Technology (06/25/25)
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  • Principal Linux System

    RTX Corporation (Tewksbury, MA)
    …of our systems and support IT infrastructures around the world. Principal System Administrators, internally known as Principal Analyst, infrastructure ... problems. **Responsibilities to** **Anticipate** : .Provide IT systems administration in a heterogeneous Redhat Enterprise Linux , Microsoft Windows,… more
    RTX Corporation (08/15/25)
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  • Principal Linux System

    General Dynamics Information Technology (Livermore, CA)
    …Required:** Yes **Job Description:** $10K Sign-on bonus A Senior Linux System Administrator Maintains an organization's computer systems ' workflows and is ... hardware upgrades. + Core Systems : Domain Controllers, Linux servers, DNS, VMware, HPE Blade System ,...Enterprise Linux 7, Red Hat Clustering + System administration and IT certification in … more
    General Dynamics Information Technology (08/09/25)
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  • Principal Linux Systems

    Northrop Grumman (Linthicum Heights, MD)
    …work of your career. Northrop Grumman Classified Solutions is seeking a well-qualified ** Linux Systems Administrator** to join its dynamic team of technical ... be limited to the following: + Perform as primary Linux Systems Administrator for a classified government...verbal format. + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system more
    Northrop Grumman (08/20/25)
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  • Principal Linux Systems

    RTX Corporation (El Segundo, CA)
    …only US citizens are eligible for a security clearance. + Must have experience with Linux systems administration + Experience with one of the following: ... meaningful problems that create a safer, more secure world. ** Principal System Administrator** in infrastructure Workplace Services,...You Will Do:** + Provide IT systems administration in a heterogeneous Redhat Enterprise Linux more
    RTX Corporation (09/09/25)
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  • Sr Principal Linux Systems

    Northrop Grumman (Melbourne, FL)
    …Want You!** The Northrop Grumman Classified Solutions team is seeking a senior ** Linux Systems Administrator** to join its dynamic team of technical ... be limited to the following: + Perform as primary Linux Systems Administrator for a classified government...verbal format. + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system more
    Northrop Grumman (08/08/25)
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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 Architect- AHT

    Northrop Grumman (Huntsville, AL)
    …this position is contingent upon funding/award** **Job Duties:** + Perform as Linux Systems Administrator for a large, classified government contract(s). + ... environment. + Experience implementing STIGs (Security Technical Implementation Guides) on Linux systems . + General Linux troubleshooting experience.… more
    Northrop Grumman (07/19/25)
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  • Senior Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    …some of, but not limited to, the following technologies: Windows or Linux administration , backup, and recovery enterprise suite **Preferred Qualifications:** + ... candidate is responsible for provisioning, installation/configuration, operation, and maintenance of systems hardware and software related to a Linux /Windows… more
    RTX Corporation (08/29/25)
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  • Sr Principal HPC Linux

    Northrop Grumman (Redondo Beach, CA)
    …Want You!** The Northrop Grumman Classified Solutions team is seeking a senior ** Linux Systems Administrator** to join its dynamic team of technical ... + Experience with configuring, administering, and maintaining Red Hat or other Linux systems . **Preferred Qualifications:** + Bachelor's degree in Information… more
    Northrop Grumman (09/11/25)
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  • Linux System Administrators Careers

    Northrop Grumman (Redondo Beach, CA)
    …operating systems , workstations, and applications for several program or project areas. ** Principal Linux Systems Administrator** + Serve as primary ... Grumman's Chief Information and Digital Office is seeking well-qualified Linux System Administrators to join its dynamic...required for all recurring and non-recurring efforts ​ **Sr. Principal Linux Systems Administrator** +… more
    Northrop Grumman (09/14/25)
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  • Principal System Admin

    RTX Corporation (Marlborough, MA)
    …DoD Top Secret security clearance is required. + Minimum 5 years of direct Linux Systems Administration / networking experience with combinations of ... DT - Information Workplace Services team for a talented Principal Systems Administrator / Analyst. You will...Veeam, MySQL, Remote Desktop Gateway, and Splunk, Windows or Linux administration ; experience with backup and recovery… more
    RTX Corporation (08/02/25)
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  • Senior Linux Adminstrator

    Insight Global (Atlanta, GA)
    …* Develop, test, and maintain backup and recovery solutions for Linux systems . * Troubleshoot and resolve complex operating system issues. * Collaborate with ... Job Description We are seeking a highly skilled Principal Linux Administrator to design, deploy,...systematic updates. * Mentor and provide guidance to junior system administrators. * Perform system administration more
    Insight Global (09/09/25)
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  • Principal System Administrator…

    RTX Corporation (Andover, MA)
    …with Microsoft Windows operating systems . + Experience with Red Hat Enterprise Linux + Experience with secure system configurations, system hardening, ... team solves tough, meaningful problems that create a safer, more secure world. ** Principal System Administrator** in Program Digital Services, collaborate with a… more
    RTX Corporation (09/11/25)
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