• Principal System

    RTX Corporation (Beale AFB, CA)
    …meet the demands of a rapidly evolving global market. Collins Aerospace is seeking a Principal System Administrator to support system administration and ... 7th Space Warning Squadron, Beale Afb, CA, 95903 USA **Position Role Type:** Onsite Raytheon Company Managed by Collins Aerospace Collins Aerospace, an RTX company,… more
    RTX Corporation (05/21/25)
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  • Principal Systems

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

    BAE Systems (Merrimack, NH)
    …able to lift equipment (up to 40lbs) and work within controlled environments. **_In this Principal System Administrator position you will make impats in the ... (7 years of experience with a degree) as a system administrator . + Strong command of Linux...be available based on position level and/or job specifics. ** Principal Systems Administrator ** **113660BR** EEO… more
    BAE Systems (06/19/25)
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  • Principal Intelligence System

    Serco (Boise, ID)
    **Position Description** Serco is seeking a Principal Intelligence System Administrator to join our growing team of dedicated professionals supporting the ... Communications Support Processor and Radiant Mercury. + Serve as the System Administrator for a variety of classified computer systems . + Operate Virtual… more
    Serco (05/16/25)
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  • Sr. Principal Linux Systems

    RTX Corporation (El Segundo, CA)
    …tough, meaningful problems that create a safer, more secure world. **Sr Principal System Administrator ** in infrastructure Workplace Services, collaborate ... a security clearance​ **Security Clearance:** TS/SCI with Polygraph **Sr. Principal Linux Systems Administrator - El... and support IT infrastructures around the world. **Sr Principal System Administrators** collaborate with a team… more
    RTX Corporation (08/01/25)
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  • Principal Windows System

    RTX Corporation (El Segundo, CA)
    …solves tough, meaningful problems that create a safer, more secure world. ** Principal System Administrator ** in infrastructure Workplace Services, ... citizens are eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph ** Principal Windows Systems Administrator - El Segundo, CA -Must… more
    RTX Corporation (07/11/25)
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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 active ... Building S75, Aurora, CO, 80011 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:**...Raytheon program in a classified environment as a Senior Principal Linux System Administrator . +… more
    RTX Corporation (07/19/25)
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  • Principal System

    RTX Corporation (Portsmouth, RI)
    …are eligible for a security clearance **Security Clearance:** DoD Clearance: Secret + ** Principal System Administrator (Splunk)- Portsmouth, RI, will sponsor ... team solves tough, meaningful problems that create a safer, more secure world. ** Principal System Administrator ** in Program Digital Services, collaborate… more
    RTX Corporation (07/30/25)
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  • Principal System

    RTX Corporation (Springfield, VA)
    …eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph ** Principal ** ** System Administrator ** **-** **Network Operations Center** ... and responsibility and provide access to tools and resources that enable this ** Principal ** ** System Administrator - Network Operations Center** employee to… more
    RTX Corporation (07/24/25)
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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 ... software, network, and application issues + Manage and maintain computer systems , servers, and other IT infrastructure, ensuring optimal performance and security… more
    ManTech (05/24/25)
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  • Sr. Principal Backup and Storage…

    RTX Corporation (Plano, TX)
    …eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret **Sr. Principal Backup and Storage System Administrator Plano, TX, 100% ... 465 Independence Parkway , Plano, TX, 75075 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and… more
    RTX Corporation (07/10/25)
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  • Sr. Principal SharePoint and Exchange…

    RTX Corporation (Plano, TX)
    …security clearance​ **Security Clearance:** DoD Clearance: Top Secret **SharePoint and Exchange System Administrator - P4 Plano, TX. Must have active Top-Secret ... through business innovation, technical proficiency, and operational excellence. **Sr. Principal Backup and Storage System Administrators** collaborates with… more
    RTX Corporation (07/09/25)
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  • (DoD SkillBridge) Principal / Sr…

    Northrop Grumman (San Diego, CA)
    …our team as a ** Principal or Sr. Principal Contract Administrator ** supporting the Maritime/Land Systems and Sensors Division based out of Sunnyvale, ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...to closeout. **This requisition may be filled as a Principal Contract Administrator or a Sr … more
    Northrop Grumman (07/30/25)
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  • Senior Principal System

    RTX Corporation (Mckinney, TX)
    … optimization. + Supervising administrators whose duties may include setting up administrator and service accounts, maintaining system documentation, tuning ... 2501 West University , McKinney, TX, 75070 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and… more
    RTX Corporation (07/29/25)
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  • Principal /Sr Principal Contract…

    Northrop Grumman (Rolling Meadows, IL)
    Systems (NGMS) Sector, Emerging Capabilities Development (ECD) is seeking a ** Principal /** **Sr. Principal Contract Administrator to join our team ... licensing agreements, and other memoranda. **Qualifications:** **Basic Qualifications for Principal Contract Administrator :** + Bachelor's degree with 5+… more
    Northrop Grumman (06/05/25)
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  • Principal Contracts Administrator

    BAE Systems (Nashua, NH)
    …incentives may be available based on position level and/or job specifics. ** Principal Contracts Administrator - Advanced Programs** **114672BR** EEO Career Site ... a part of? Come build your career with BAE Systems . Electronic Combat Solutions (ECS) has technology, engineering and...a hybrid work format, with time split between working onsite and remotely. Join a dynamic Contracts team that… more
    BAE Systems (07/29/25)
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  • Principal Linux System

    RTX Corporation (El Segundo, CA)
    …CompTIA Security+ certification or other industry-recognized certifications relevant to a Linux System Administrator + BASH Scripting + ITIL Foundations and/or ... Boulevard Building E04, El Segundo, CA, 90245 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and… more
    RTX Corporation (07/03/25)
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  • Sr Principal Contract Administrator

    Northrop Grumman (Lake Charles, LA)
    …career, now and in the future. Northrop Grumman Defense Sector is seeking a Senior Principal Contract Administrator (Level 4) to join its team of qualified, and ... + Enter and manage data in the Contract Management System , financial and delivery systems . + Participate...conditions are negotiated within company guidelines. **Basic Qualification Sr. Principal Contract Administrator (Level 4):** + This… more
    Northrop Grumman (07/25/25)
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  • Principal System

    RTX Corporation (El Segundo, CA)
    …Boulevard Building E04, El Segundo, CA, 90245 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and ... secure world. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and RedHat...up to 10% per year. + Full time 100% Onsite position. **Qualifications You Must Have:** + Typically requires… more
    RTX Corporation (07/15/25)
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  • Principal Systems

    RTX Corporation (Mckinney, TX)
    …2501 West University , McKinney, TX, 75070 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and ... + Work independently with limited supervision. + Contribute to software and systems engineering requirements capture and analysis. + Install engineering tools to… more
    RTX Corporation (07/30/25)
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