• Principal Mechanical Engineer

    RTX Corporation (Marlborough, MA)
    …Managed by Collins Aerospace Collins Aerospace is seeking a highly skilled and experienced Principal Mechanical Engineer Lead with expertise mechanical ... hardware design, development, and integration efforts for a next-generation Military Air Traffic Control (ATC) System. This is an Onsite position at our Marlborough,… more
    RTX Corporation (11/14/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Marlborough, MA)
    …design, integration, and production support. We have an opportunity for an experienced Principal Mechanical Engineer to support our radar development ... other engineering disciplines, as well as operations, systems, quality and program offices. This Principal Engineer role will be based in Marlborough, MA and is… more
    RTX Corporation (11/13/25)
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  • ADGE Sr Principal Mechanical

    RTX Corporation (Tewksbury, MA)
    …a security clearance **Security Clearance:** DoD Clearance: Secret **Title: ADGE Sr Principal Mechanical Engineer (On-Site)** **Job Description:** **The Air ... interconnects.** **We are seeking a motivated and driven Senior Principal Mechanical Engineer to join...8 years focused on the design and development of mechanical equipment-preferably in military or defense environments.**… more
    RTX Corporation (09/16/25)
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  • ADGE Principal Mechanical

    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 ... including at least 3 years of hands-on design and development of mechanical equipment (preferably in military or defense environments). Proven experience… more
    RTX Corporation (09/16/25)
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  • Sr Principal Mechanical

    RTX Corporation (Tewksbury, MA)
    …and production support. The ADGE department is looking for a full-time Senior Principal Mechanical Engineer to support Patriot GEM-T Missile major ... a minimum of 10 years focused on the design and development of mechanical equipment-preferably in military or defense environments. + Bachelor of Science… more
    RTX Corporation (10/22/25)
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  • Principal Mechanical CADD…

    RTX Corporation (Tewksbury, MA)
    …design, integration, and production support. We have an opportunity for an experienced Principal Mechanical CADD Engineer to support our radar development ... improvements such as: large assembly management techniques, modeling productivity and mechanical component selection effectiveness + Experience military , or… more
    RTX Corporation (09/30/25)
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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. This ... A minimum of eight years of experience in the design of mechanical design for military or aerospace or commercial applications. + Experience with innovative … more
    RTX Corporation (11/06/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Marlborough, MA)
    …tough, meaningful problems that create a safer, more secure world. Raytheon Mechanical Engineering (ME) is the premier organization for mechanical hardware ... the Tactical Radars and Effectors (TRE) Department. The TRE Department leads mechanical and hardware design, development and production of radar, sonar, torpedo,… more
    RTX Corporation (11/25/25)
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  • Principal Production Engineer

    J&J Family of Companies (Danvers, MA)
    …more at https://www.jnj.com/medtech **We are searching for the best talent for Principal Production Engineer in Danvers, MA.** **Purpose:** This role provides ... and hands-on technical leadership across manufacturing operations for complex electro- mechanical medical devices used in life-saving cardiac support therapies. This… more
    J&J Family of Companies (12/06/25)
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  • Principal Firmware Engineer , Motor…

    J&J Family of Companies (Danvers, MA)
    …United States of America **Job Description:** Johnson & Johnson is hiring for a ** Principal Firmware Engineer , Motor Control - Abiomed** to join our team located ... + Collaborate with hardware, product, and manufacturing teams on electro- mechanical requirements. + Develop control strategies (PI/PID, PWM, signal processing)… more
    J&J Family of Companies (12/09/25)
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  • Principal RF Design Engineer

    RTX Corporation (Marlborough, MA)
    …by Collins Aerospace Collins Aerospace, an RTX company, is seeking a highly motivated ** Principal RF Design Engineer ** to work on Identification of Friend or Foe ... subsystems that integrate these components with antennas, RF feeds, and mechanical assemblies. The designs satisfy rigorous requirements of government programs. The… more
    RTX Corporation (10/13/25)
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  • Principal Electrical Engineer

    Mercury Systems (Andover, MA)
    …Number 25-471 Job Description Job Summary: Mercury Systems seeks a talented principal electrical engineer to deliver cutting-edge solutions for mission-critical ... as a key liaison between program management, system engineering, mechanical design, software, and manufacturing, working independently with minimal supervision.… more
    Mercury Systems (12/04/25)
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