• Senior Principal Engineer - LZN PPU

    RTX Corporation (Woburn, MA)
    …within the Raytheon Mechanical Engineering (ME) Discipline is hiring a Senior Principal Engineer to support international supplier production or the Prime ... 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 (11/18/25)
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  • Principal Systems Engineer

    RTX Corporation (Tewksbury, MA)
    …problems that create a safer, more secure world. Raytheon is seeking a ** Principal Systems Security Engineer Anti-Tamper/Program Protection (P4)** to join ... Security Engineering creates holistic security solutions leveraging Cyber Security , Software Assurance and Supply Chain Risk Management to support… more
    RTX Corporation (11/13/25)
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  • Principal Software Systems Quality…

    RTX Corporation (Tewksbury, MA)
    …safer, more secure world. We have an immediate need for an onsite ** Principal Software Systems Quality Engineer ** (Quality Assurance/Compliance) to support Land ... 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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  • ADGE Principal Mechanical Engineer

    RTX Corporation (Tewksbury, MA)
    …integration, and system interconnects. We are currently seeking a motivated and driven Principal Mechanical Engineer to join our Ground Equipment Design Team. ... 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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  • Principal Software Engineer

    Massa Products Corporation (Hingham, MA)
    As a Principal Electrical Engineer , you will play a pivotal role in developing new products and sustaining existing production contracts. This challenging ... vision and AI algorithms + Implementing control systems + Ensuring operating system security and threat modelling and Design of secure SW Systems + Support make… more
    Massa Products Corporation (11/06/25)
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  • Principal Mechanical Engineer

    Massa Products Corporation (Hingham, MA)
    As a Principal Mechanical Engineer , you will play a pivotal role in developing new products and sustaining existing production contracts. This challenging ... development methodologies such as Failure Modes and Effects Analysis (FMEA), Risk management, Change Management, and Advanced Product Quality Planning (APQP) +… more
    Massa Products Corporation (11/08/25)
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  • Principal Electrical Engineer

    Massa Products Corporation (Hingham, MA)
    As a Principal Electrical Engineer , you will play a pivotal role in developing new products and sustaining existing production contracts. This challenging ... development methodologies such as Failure Modes and Effects Analysis (FMEA), Risk management, Change Management, and Advanced Product Quality Planning (APQP) +… more
    Massa Products Corporation (11/06/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Marlborough, MA)
    …Collins Aerospace Collins Aerospace is seeking a highly skilled and experienced Principal Mechanical Engineer Lead with expertise mechanical hardware design, ... ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as...and assembly. + Conduct technical reviews, trade studies, and risk assessments to drive project success. + Ensure compliance… more
    RTX Corporation (11/14/25)
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  • Senior Principal Mechanical Design…

    RTX Corporation (Tewksbury, MA)
    …and production support. Mechanical Engineering is searching for an experienced Senior Principal Design Engineer to work in the Radar Design Department. ... 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 (11/06/25)
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  • System Engineer Support Principal

    Applied Research Solutions (Bedford, MA)
    **Description** Applied Research Solutions is seeking a full-time System Engineer Support Principal . Significant software management experience required, as this ... engineering support services and inputs to program and project risk management activities in compliance with Air Force SEAM...+ Must be a US citizen + Top Secret Security Clearance. + Advanced Electrical Engineering degree (MA/MS) and… more
    Applied Research Solutions (11/13/25)
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