• Senior Mechanical Engineer

    BAE Systems (Nashua, NH)
    …Other incentives may be available based on position level and/or job specifics. ** Senior Mechanical Engineer - Development ** **115781BR** EEO Career ... **Job Description** BAE Systems is seeking a proactive Sr. Mechanical Engineer with analytical capabilities and demonstrated technical expertise. This individual… more
    BAE Systems (09/12/25)
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  • Scientist, Sr. Mechanical Engineer

    L3Harris (Wilmington, MA)
    …Job Description: L3Harris is seeking a highly skilled and dynamic senior Mechanical Engineer to perform design, development and analysis tasks which ... domains in the interest of national security. Job Title: Scientist, Sr. Mechanical Engineer - Space Optical Systems Job Code: 30813 Job Location: Wilmington, MA… more
    L3Harris (11/06/25)
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  • Senior Mechanical Engineer

    RTX Corporation (Marlborough, MA)
    …ground, and airborne platforms** . The Senior Mechanical Engineer will perform research, design, development , documentation and support to build ... Mission Systems organization has an exciting opportunity for a ** Senior Mechanical Engineer ** to join...and maintenance employees, as they are essential to the development of our products.** At Collins, the paths we… more
    RTX Corporation (10/07/25)
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  • Senior Mechanical Engineer

    RTX Corporation (Tewksbury, MA)
    …have an opportunity for an experienced Senior Mechanical CADD Engineer to support our radar development programs. You will conceptualize, design, ... safer, more secure world. The Raytheon Hardware Engineering Organization leads the mechanical , electrical and test hardware design, development and production of… more
    RTX Corporation (10/31/25)
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  • Senior Mechanical Engineer

    RTX Corporation (Tewksbury, MA)
    …design, integration, and production support The ADGE department is looking for a full-time Senior Mechanical Engineer , to support Patriot Missile GEM-T major ... Raytheon Mechanical Engineering (ME) Organization leads the mechanical hardware design, development and production of...supplier support located in Tewksbury, MA. (Onsite) As a Senior Mechanical Engineer you will… more
    RTX Corporation (08/26/25)
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  • Senior Staff Engineer

    Celestica (Merrimack, NH)
    …Americas Country: USA State/Province: New Hampshire City: Remote Employee US **Summary** The Senior Staff Engineer , Mechanical Design develops new ... mechanical system that they have designed. The Senior Staff Engineer , Mechanical Design...project leadership to ensure robust and high quality product development . Enhance designs with feedback from reviews in areas… more
    Celestica (11/01/25)
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  • Senior Mechanical Engineer

    BAE Systems (Nashua, NH)
    **Job Description** BAE Systems is seeking a Senior Mechanical Engineer to support a team of mechanical engineers in designing and developing innovative ... Other incentives may be available based on position level and/or job specifics. ** Senior Mechanical Engineer (Design/Analysis)** **117600BR** EEO Career Site… more
    BAE Systems (10/22/25)
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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. ... from early development through transition to production. + Lead the mechanical development of radar systems and components that achieve the performance… more
    RTX Corporation (11/06/25)
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  • Senior Mechanical Engineer

    RTX Corporation (Tewksbury, MA)
    …integration, and production support. The ADGE department is looking for a full-time ** Senior Mechanical Engineer - Design Lead,** located in Tewksbury, ... world. The **Raytheon Mechanical Engineering (ME) Organization** leads the mechanical hardware design, development and production of radar, sonar, torpedo,… more
    RTX Corporation (09/13/25)
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  • ADGE Senior Mechanical

    RTX Corporation (Tewksbury, MA)
    …integration, and system interconnects. We are currently seeking a motivated and driven Senior Mechanical Engineer to join our Ground Equipment Design ... Ground Equipment Mechanical Design Department is responsible for the mechanical design, development , and integration of critical defense platform systems.… more
    RTX Corporation (09/16/25)
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  • Lead Senior Opto- Mechanical

    General Atomics (Acton, MA)
    …sensors, and advanced electric, electronic, wireless and laser technologies. We are hiring a Senior Level Opto- Mechanical Engineer to join our team in Acton, ... companies, is one of the world's leading resources for high-technology systems development ranging from the nuclear fuel cycle to remotely piloted aircraft, airborne… more
    General Atomics (09/23/25)
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  • Production Support Senior Principal…

    BAE Systems (Nashua, NH)
    …may be available based on position level and/or job specifics. **Production Support Senior Principal Mechanical Engineer ** **118125BR** EEO Career Site Equal ... company. With our robust offering of educational and career development opportunities, your chances to grow are limitless. Given...roles available for an experienced and highly motivated Principal Mechanical Engineer to join our Transition to… more
    BAE Systems (11/05/25)
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  • Senior Mechanical Engineer

    RTX Corporation (Tewksbury, MA)
    …department technical processes and tools) and lead teams to meet program milestones **The Senior Mechanical Engineer - Structural Analysis job is in ... is seeking a mid-level career Senior Structural Engineer to join the Mechanical Analysis and...structural analysis to support all phases of programs including development and production. The analyses will cover a wide… more
    RTX Corporation (09/11/25)
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  • Senior Mechanical HVAC…

    Jacobs (Hudson, NH)
    …every market and every location. We're looking for an experienced, high-energy, HVAC Engineer to join our Building Mechanical team and help deliver innovative ... include: * Layout and design of HVAC systems. * Development of the design criteria for the HVAC systems....of HVAC systems. * Bachelor of Science Degree in Mechanical Engineering. * Adaptability to work within a fast-paced… more
    Jacobs (10/17/25)
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  • ADGE Sr Principal Mechanical

    RTX Corporation (Tewksbury, MA)
    …launchers, hardware integration, and interconnects.** **We are seeking a motivated and driven Senior Principal Mechanical Engineer to join our Ground ... clearance **Security Clearance:** DoD Clearance: Secret **Title: ADGE Sr Principal Mechanical Engineer (On-Site)** **Job Description:** **The Air Defense Ground… more
    RTX Corporation (09/16/25)
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  • Lead, Mechanisms Mechanical Engineer

    L3Harris (Wilmington, MA)
    …qualified applicants Job Description: L3Harris is seeking a highly skilled and dynamic senior Mechanical Engineer to support customer-funded programs and ... monitor the earth for a variety of commercial and governmental users. Mechanical Engineer to perform design, development , analysis, and manufacturing tasks… more
    L3Harris (10/12/25)
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  • Sr Principal Mechanical Engineer

    RTX Corporation (Tewksbury, MA)
    …integration, and production support. The ADGE department is looking for a full-time Senior Principal Mechanical Engineer to support Patriot GEM-T Missile ... world. The Raytheon Mechanical Engineering (ME) Organization leads the mechanical hardware design, development and production of radar, sonar, torpedo,… more
    RTX Corporation (10/22/25)
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  • Sr. Principal II Mechanical Engineer

    BAE Systems (Hudson, NH)
    **Job Description** We are seeking a talented and experienced Senior Principal II Mechanical Engineer with experience in the area of electronic packaging for ... available based on position level and/or job specifics. **Sr. Principal II Mechanical Engineer ** **115663BR** EEO Career Site Equal Opportunity Employer.… more
    BAE Systems (09/09/25)
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  • Opto- Mechanical Structural Engineer

    General Atomics (Acton, MA)
    …and advanced electric, electronic, wireless and laser technologies. We are hiring an Opto- Mechanical Structural Engineer /Analyst to join our team in Acton, MA to ... companies, is one of the world's leading resources for high-technology systems development ranging from the nuclear fuel cycle to remotely piloted aircraft, airborne… more
    General Atomics (09/19/25)
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  • Co-op, R&D Mechanical Engineer

    Hologic (Marlborough, MA)
    Co-op, R&D Mechanical Engineer Marlborough, MA, United States As a Hologic Co-Op, you are not just taking a job; you are taking your place on a global team of ... to provide rapid feedback and direction to the broader development team to drive fast and decisive decisions. Clear...Mechanical Engineering is preferred + Rising Junior, Rising Senior + A resourceful problem-solver with the ability to… more
    Hologic (11/07/25)
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