• Senior Principal Linux

    RTX Corporation (El Segundo, CA)
    …more secure world. **What You Will Do** + We are seeking an experienced Linux Administrator that will be working in a highly collaborative, multi-platform and ... operation, and maintenance of systems hardware and software related to a Linux /Windows infrastructure for classified programs. Duties include, but are not limited… more
    RTX Corporation (09/26/25)
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  • Sr. Principal Linux System…

    RTX Corporation (Aurora, CO)
    …a Raytheon program in a classified environment as a Senior Principal Linux System Administrator . + Responsibilities include building, maintaining, ... GICSP, GSEC, SSCP, CySA+, CND. + Experience administering Red Hat Enterprise Linux (RHEL) based systems + Experience using and developing automation tools/frameworks… more
    RTX Corporation (07/19/25)
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  • Sr Principal HPC Linux Systems…

    Northrop Grumman (Redondo Beach, CA)
    …Professionals, We Want You!** The Northrop Grumman Classified Solutions team is seeking a senior ** Linux Systems Administrator ** to join its dynamic team of ... log files, and updating virus definitions + Experience as an administrator for Red Hat or similar Linux systems within a DoD context + Manage HPC system life… more
    Northrop Grumman (09/11/25)
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  • Senior Linux Systems…

    General Dynamics Information Technology (Macdill AFB, FL)
    …Advance how our customers operate while you advance your career. Join GDIT as a ** Senior Linux Systems Administrator ** and build an impactful career in ... like you. **MEANINGFUL WORK AND PERSONAL IMPACT:** As a ** Senior Linux Systems Administrator ** ,...expertise and drive for innovation to GDIT. The Systems Administrator Principal must have: + Certification: Applicable… more
    General Dynamics Information Technology (09/26/25)
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  • Senior HPC Linux System…

    Leidos (Atlanta, GA)
    **Description** The Public Health and Human Services Operation of Leidos is seeking a ** Senior HPC** ** Linux System Administrator ** to lead a team of system ... computing (HPC) infrastructure used by public health researchers and scientists. This senior -level position requires extensive Linux expertise combined with a… more
    Leidos (09/30/25)
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  • Senior Systems Administrator

    Mount Sinai Health System (New York, NY)
    …science ecosystem for researchers at Mount Sinai. The Administrator is the principal technology expert for Windows and Linux systems, and help support ... data warehouse team and a research data services team. The **_Senior Systems Administrator /Engineer,_** as a member of the Scientific Computing and Data group, is… more
    Mount Sinai Health System (09/22/25)
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  • DreamWorks Technology - Sr. Systems…

    NBC Universal (Glendale, CA)
    …need to have in order to do this job?" + Minimum 10+ years as a Senior Linux system administration in a large (500+system) environment + Develop tools using ... is expected to be completed during 2025. DreamWorks Animation is seeking a Senior Systems Administrator to join its multi-platform Infrastructure Engineering and… more
    NBC Universal (09/17/25)
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  • Engineer Systems/ Principal Engineer…

    Northrop Grumman (San Diego, CA)
    …additional Linux based distributions. + Red Hat Certified Systems Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) preferred. **Basic Qualifications ... Aeronautics Systems has an opening for a **Systems Engineer/ Principal Systems Engineer** to join our team of qualified,...and data. + Will work under the supervision of senior systems engineers, admins, and architects. + Monitor systems,… more
    Northrop Grumman (08/15/25)
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  • Principal /Sr. Principal Systems…

    Northrop Grumman (Patuxent River, MD)
    …+ Ability to work after hours and weekends as needed. Basic Qualifications for a Senior Principal System Admin: + Bachelor's degree with 8 years of experience; ... Systems (NGAS) has an exciting career opportunity for a ** Principal /Sr. Principal Systems Administrator ** to...for a classified government contract. + Perform as a Linux \Redhat System Administrator for a classified government… more
    Northrop Grumman (09/18/25)
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  • Sr. Principal NetApp Storage…

    Northrop Grumman (Linthicum Heights, MD)
    …Grumman's Chief Information & Digital Office (CIDO) organization is seeking a senior NetApp Storage Administrator with expertise in NetApp storage management ... but not be limited to the following: + Serve as a systems administrator with shared responsibility for the effective maintenance and operational activities of the… more
    Northrop Grumman (07/18/25)
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  • Principal Storage & Data Protection System…

    RTX Corporation (Tucson, AZ)
    …and create end-of-end solutions to solve complex DT infrastructure problems. As a ** Senior Principal level System Administrator ,** this role will require ... tough, meaningful problems that create a safer, more secure world. **Sr. Principal Storage & Data Protection System Administrators** collaborate with a motivated… more
    RTX Corporation (09/24/25)
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  • Systems Administrator Principal

    General Dynamics Information Technology (Fort Belvoir, VA)
    …in improving how agencies operate. At GDIT, people are our differentiator. As a Systems Administrator Senior you will help ensure today is safe and tomorrow is ... Required:** Yes **Job Description:** Transform technology into opportunity as a Systems Administrator Advisor with GDIT. A career in enterprise IT means connecting… more
    General Dynamics Information Technology (09/30/25)
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  • Senior Systems Administrator III…

    V2X (Bangor, WA)
    …to obtain and maintain a Counterintelligence (CI) Polygraph. Under the guidance of the Principal Systems Administrator , the Senior Systems Administrator ... challenges with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator III Generalist - active TS/SCI clearance to… more
    V2X (09/05/25)
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  • Principal / Senior Principal

    Northrop Grumman (Roy, UT)
    …they're making history. Northrop Grumman is seeking a well-qualified Principal or Senior Principal Windows Systems Administrator to join its dynamic team ... not be limited to: . Perform as Windows Systems Administrator for a medium to large sized classified government...**_This position may be filled at either level 3 ( Principal ) or level 4 ( Senior Principal more
    Northrop Grumman (09/19/25)
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  • (DoD SkillBridge) Principal Electronics…

    Northrop Grumman (San Diego, CA)
    …to start of internship **Northrop Grumman Aeronautics Systems** is looking to add a ** Principal OR Senior Principal Electronics Engineer - Payloads Field ... Principal Electronics Engineer - Payloads Field Service Engineer or the Senior Principal Electronics Engineer - Payloads Field Service Engineer level,… more
    Northrop Grumman (10/02/25)
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  • Senior / Principal Computer Systems…

    Northrop Grumman (Manhattan Beach, CA)
    …**We are seeking either a Principal Computer Systems Architect or a Senior Principal Computer Systems Architect to join the Protected Tactical SatCom - ... additional 4 years of experience may be considered in lieu of degree + ** Senior Principal Computer Systems Architect:** 8 years of relevant experience with… more
    Northrop Grumman (09/26/25)
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  • Senior Principal Azure Cloud…

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated and experienced ** Senior Principal Azure Cloud Engineer** to join our team in **Chantilly, VA.** In this role, you will support ... + Implementing Azure security best practices and managing Windows and Linux servers + Leveraging Azure data services and containerization technologies alongside… more
    ManTech (09/16/25)
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  • Principal Engineer Software/Sr…

    Northrop Grumman (Melbourne, FL)
    …they're making history. **Northrop Grumman Aeronautics Systems Sector** is seeking a ** Principal Engineer Software** / ** Senior Principal Engineer Software** ... knowledge of python and Bash scripting + Experience with configuration control of Linux rpms + RedHat Certified System Administrator (RHCSA) or RedHat Certified… more
    Northrop Grumman (09/14/25)
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  • Principal Systems Engineer (Cloud/AWS)

    Greenway Health (Tampa, FL)
    We are seeking an experienced and highly skilled Principal Systems Engineer to lead the design, implementation, and optimization of the infrastructure that powers ... teams to ensure the platform's reliability, performance, and security. As a Principal System Engineer, you will lead the strategic design, implementation, and… more
    Greenway Health (09/04/25)
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  • (DoD SkillBridge) Principal OR Sr.…

    Northrop Grumman (Oak Harbor, WA)
    … Electronics Engineer - Payloads Field Service Representative level or the Senior Principal Electronics Engineer - Payloads Field Service Representative level, ... Program (SAP) clearance as determined by the company. **Basic Qualifications for Senior Principal Electronics Engineer - Payloads Field Service Representative:**… more
    Northrop Grumman (10/02/25)
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