• Principal Subcontracts Administrator…

    CACI International (Melbourne, FL)
    Principal Subcontracts Administrator - Manufacturing Job Category: Contracts Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular ... is currently looking for a motivated, career and customer-oriented Principal Subcontracts Administrator to join our dynamic, cross-functional, and geographically… more
    CACI International (10/22/25)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Fulton, MD)
    …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...and international pursuits and programs. **We are seeking a Principal Systems Engineer to work onsite** **in Fulton, MD.**… more
    RTX Corporation (10/16/25)
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  • Principal Mechanical Engineer, Development

    BAE Systems (Nashua, NH)
    **Job Description** BAE Systems is seeking a Principal Mechanical Engineer to join our team in Nashua, NH! We Protect Those Who Protect Us is our mission, and we re ... that adhere to DTUPC, DFT, and DFM requirements + Support resolution of technical issues discovered during manufacture and test of deliverable hardware + Evaluate… more
    BAE Systems (12/12/25)
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  • Principal Opto-Mechanical Engineer

    BAE Systems (Merrimack, NH)
    Principal Mechanical Engineer with analytical capabilities and demonstrated technical expertise. This individual will provide leadership and support to the ... DFT, and DFM requirements. Additionally, the engineer will support resolution of technical issues that are discovered during manufacture and test of deliverable… more
    BAE Systems (12/25/25)
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  • Sentinel - Principal / Sr Principal

    Northrop Grumman (Roy, UT)
    …of history, they're making history. Northrop Grumman is seeking an experienced ** Principal /** **Senior Principal Reliability Engineer** to support Systems ... maintenance strategies + Utilize data science techniques + Interpret technical drawings and analyze for reliability related issues +...solution + Selected candidate must be able to support program tasks in a secure lab environment (on site)… more
    Northrop Grumman (12/12/25)
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  • Principal Software & Integration Engineer…

    RTX Corporation (Eagan, MN)
    …location** **What You Will Do:** + Participate as Individual Contributor supporting program activities, delegate, provide technical guidance and mentorship to ... accreditation standard. 3.0 cumulative GPA desired. + Ability to develop and present technical briefings. + Current/Active DoD security clearance or SSBI. +… more
    RTX Corporation (12/05/25)
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  • Senior Principal Engineer Antenna Design…

    BAE Systems (Westminster, CO)
    …and tasks and to guide technical project teams toward the completion of program goals and milestones. \#LI-LB2 A security clearance or access with Polygraph ... Engineering, Science and Analysis (ESA) Strategic Capabilities Unit comprises the technical talent and organizational leadership that enables the successful delivery… more
    BAE Systems (12/07/25)
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  • Test Development Engineer - Principal

    BAE Systems (Rockville, MD)
    …& Skills** + 6 years of relevant professional experience + Active DoD SECRET security clearance + Current D-5 TRIDENT SWS Technical / Operational Knowledge + ... Weapon System (SWS). The successful candidate will possess a strong technical background, excellent communication skills, and the ability to work effectively… more
    BAE Systems (12/18/25)
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  • Principal Firmware Engineer (Onsite)

    RTX Corporation (Largo, FL)
    …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...Collins Aerospace** Collins Aerospace, an RTX company, is hiring ** Principal Firmware Engineers** to support programs for our US… more
    RTX Corporation (12/18/25)
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  • Principal RF Design Engineer

    RTX Corporation (Marlborough, MA)
    …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...of Raytheon products. We have an opportunity for a Principal RF Design Engineer who is seeking to utilize… more
    RTX Corporation (12/12/25)
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