• Principal Mechanical Engineer - Standard…

    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 (09/30/25)
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  • Principal Firmware Engineer

    RTX Corporation (Goleta, CA)
    …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 ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...design, modeling, simulation, and design verification test. The Sr Principal FW Design Engineer will work with other experienced… more
    RTX Corporation (09/28/25)
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  • ADGE Sr Principal Mechanical Engineer…

    RTX Corporation (Tewksbury, MA)
    …** Security Clearance:** DoD Clearance: Secret **Title: ADGE Sr Principal Mechanical Engineer (On-Site)** **Job Description:** **The Air Defense Ground Equipment ... 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 (09/16/25)
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  • Senior Principal Engineer - Solid…

    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...technology. The department is seeking to hire a Senior Principal Engineer - Solid Propulsion. This position is on-site… more
    RTX Corporation (09/12/25)
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  • Principal Contracts Specialist (remote)

    KBR (Ann Arbor, MI)
    Title: Principal Contracts Specialist (remote) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... solutions to our customers in the intelligence and national security communities. In this position, your work will have...the future of space defense. KBR is seeking a Principal Contracts Specialist to support early stages of the… more
    KBR (12/09/25)
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  • Principal Optical Sensor Integration…

    The Boeing Company (Berkeley, MO)
    …winning team that does great things every day.** **Boeing Defense, Space & Security (BDS)** is seeking **Optical Sensor Integration Engineers** (Level 5) to join the ... Sensor Integrated Product Team (IPT) to serve as a ** Principal ** **Engineer** for optical sensor development on Air Proprietary...**This position requires the ability to obtain a US Security Clearance for which the US Government requires US… more
    The Boeing Company (12/06/25)
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  • Principal / Senior Principal Circuit…

    Northrop Grumman (Jessup, MD)
    …Mission Systems is a trusted provider of mission-enabling solutions for global security . Our Engineering and Sciences (E&S) organization pushes the boundaries of ... Northrop Grumman's Linthicum, MD area facilities._** **Basic** **Qualifications** **for Principal Circuit Design Engineer** + Bachelor of Science STEM (Science,… more
    Northrop Grumman (12/05/25)
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  • EHR/EMR Principal Data Analyst

    RELX INC (Philadelphia, PA)
    EHR/EMR Principal Data Analyst Are you a collaborative Data Engineer with a EHR/EMR background looking to work for a mission driven global organization? Do you ... the EHR/EMR Data Analytics space? About the role - We are seeking a Principal Data Analyst with an EHR/EMR expertise to provide the technical and operational… more
    RELX INC (12/04/25)
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  • Principal Systems Engineer

    GliaCell Technologies (Columbia, MD)
    An active or rein-statable TS/SCI with Polygraph security clearance is REQUIRED. Please do not apply if you currently do not possess this level of clearance. Are you ... a Principal Systems Engineer who is ready for a new...on Software & System Engineering in Enterprise and Cyber Security solution spaces. We excel at delivering stable and… more
    GliaCell Technologies (12/03/25)
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  • Windows Server Administrator/ Principal

    Northrop Grumman (Wright Patterson AFB, OH)
    …they're making history. Northrop Grumman is seeking a Windows Server Administrator/ Principal Windows Server Administrator to maintain and enhance Windows Systems and ... candidates will clearly demonstrate strong technical skills to achieve high availability, security , and integrity for the operating environment. They should have a… more
    Northrop Grumman (12/03/25)
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