• Principal Systems Engineer - Missile…

    RTX Corporation (Tucson, AZ)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** DoD Clearance: Secret At Raytheon, the foundation of everything we… more
    RTX Corporation (10/29/25)
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  • ADGE Principal Mechanical Engineer…

    RTX Corporation (Tewksbury, MA)
    …Required Education: Bachelor of Science (BS) in Mechanical Engineering or a related technical field. Security Requirements: US Citizenship is required. Only US ... Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are… more
    RTX Corporation (12/24/25)
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  • Principal Engineer, Wireless Solutions

    Allegion (Indianapolis, IN)
    **Creating Peace of Mind by Pioneering Safety and Security ** _At Allegion, we help keep the people you know and love safe and secure where they live, work and visit. ... and products sold in 130 countries, we specialize in security around the doorway and beyond. Additionally, in 2024...**,** **Wireless** **Solutions** Allegion is looking for a passionate Principal Engineer, Wireless Solutions to work as part of… more
    Allegion (12/25/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Louisville, KY)
    …Occasional travel to suppliers may be required to resolve production issues, technical performance issues or attend critical program engineering reviews. ... ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as...Products Team (MPT), Shipboard Effectors Department is seeking a Principal Mechanical Engineer for our Louisville KY site in… more
    RTX Corporation (10/29/25)
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  • Sr Principal Systems Engineer - SETC…

    RTX Corporation (Pelham, NH)
    …end users. + System Hardening: Work with Cybersecurity professionals to maintain security requirements. + Present Findings: Present technical findings and ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (12/11/25)
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  • Principal Linux Systems Administrator

    RTX Corporation (El Segundo, CA)
    …+ Must have an active a transferable US government issued TS/SCI CI Poly security clearance or prior SCI/ program eligibility prior to start date. US citizenship ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (12/05/25)
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  • Principal Network Engineer

    Arena Technical Resources, LLC (Oklahoma City, OK)
    …- Technical support - provide input into the network design and technical recommendations to the program and operation teams. - Leadership - Lead ... Principal Network Engineer Location: Oklahoma City, US Job...ADVISOR WILL MAKE AN IMPACT Network Engineer provides the technical expertise to modernize network design and implementation supporting… more
    Arena Technical Resources, LLC (01/01/26)
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  • Principal Architect - IT

    United Airlines (Houston, TX)
    …Let's define tomorrow, together. **Description** **Job overview and responsibilities** The Principal Architect will lead the architectural design and strategy for ... will apply these standards to the portfolio to provide a cohesive technical design and strategy across applications, platforms, and services, including third-party… more
    United Airlines (12/18/25)
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  • Principal Software Engineer - Training…

    RTX Corporation (Sterling, VA)
    …as only US citizens are eligible for a security clearance​ ** Security Clearance:** DoD Clearance: Secret ** Principal Software Engineer** **- Training System ... Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US...Make and influence decisions which impact cost, schedule, and technical performance at a program level +… more
    RTX Corporation (11/19/25)
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  • Sentinel Principal /Sr Principal

    Northrop Grumman (Roy, UT)
    …Northrop Grumman Defense Systems is seeking a ** Principal Project Manager/Sr Principal Project Manager** with the technical expertise, background, and people ... skills to coordinate and perform a wide range of program planning and business management efforts within the **STT** Team. This position will be located in **Roy,… more
    Northrop Grumman (12/10/25)
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