• Lead , Thermal Mechanical

    L3Harris (Wilmington, MA)
    …air, land, sea and cyber domains in the interest of national security. Job Title: Lead , Mechanical Engineering - Thermal Analyst Job Code: 29892 Job ... test, and risk mitigation for space-based environments + Perform thermal design and analysis tasks on complex mechanical...conceptual through detailed design phases + Experience as a lead engineer , project engineer , or… more
    L3Harris (10/12/25)
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  • Senior Staff Engineer , Hardware Design…

    Celestica (Merrimack, NH)
    …contribute or lead the specification, design, and debug of complex thermal solution systems for datacenter products. **Skills & Responsibilities:** + Engage with ... an unrelenting drive to find the way for our customers. Let's engineer the future together. Responsible for architecting, implementing, and supporting thermal more
    Celestica (11/05/25)
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  • Lead , Mechanisms Mechanical

    L3Harris (Wilmington, MA)
    …air, land, sea and cyber domains in the interest of national security. Job Title: Lead , Mechanical Engineer - Mechanisms Job Code: 31987 Job Location: ... Job Description: L3Harris is seeking a highly skilled and dynamic senior Mechanical Engineer to support customer-funded programs and internal research efforts… more
    L3Harris (12/11/25)
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  • Lead , Structural Mechanical

    L3Harris (Wilmington, MA)
    …land, sea and cyber domains in the interest of national security. Job Title: Lead , Structural Mechanical Engineer Job Code: 31531 Job Location: Wilmington, ... to both external and internal groups. + Mentor and lead mechanical teams of junior engineers and...within a multi-disciplined team environment + Experience as a lead engineer , project engineer , or… more
    L3Harris (11/25/25)
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  • Senior Mechanical Engineer

    RTX Corporation (Westford, MA)
    …these sensors. The mechanical engineering group is seeking an established ** Mechanical Engineer ** for an **On-Site** position in our **Westford, MA** ... location. We are looking for self-starting candidates to perform mechanical design and documentation of electro- mechanical assemblies, coordinate with and visit… more
    RTX Corporation (12/16/25)
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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, MA ... analyst, Materials Engineering, Quality, Safety, Supply Chain). + Working knowledge of Thermal , Structural, Dynamic, and Reliability analysis + Lead EAC review,… more
    RTX Corporation (12/12/25)
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  • Principal Mechanical Engineer

    BAE Systems (Nashua, NH)
    **Job Description** BAE Systems is seeking a seasoned Principal Mechanical Engineer to lead a team of mechanical engineers and to be a subject matter ... track record of driving technical innovation. **Key Responsibilities:** + Lead a team of mechanical engineers in...complex countermeasure and electromagnetic attack solutions + Be a Mechanical Engineer on key business pursuits helping… more
    BAE Systems (10/22/25)
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  • Scientist, Sr. Mechanical Engineer

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

    BAE Systems (Nashua, NH)
    **Job Description** BAE Systems is seeking a Senior Mechanical Engineer to join our team in Nashua, NH! We Protect Those Who Protect Us is our mission, and we re ... design and verification. Typical duties assigned to this position: + Lead mechanical engineering designs, development, integration/test, and production of… more
    BAE Systems (12/18/25)
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  • Production Support Engineer

    BAE Systems (Nashua, NH)
    **Job Description** We are seeking a seasoned Mechanical Engineer to support our EO/IR seeker and precision munitions products and related technologies. If ... Solutions product line. Key Responsibilities: + Serve as Responsible Engineer (RE) for mechanical and opto- mechanical...Be the expert own the product. + Identify and lead continuous improvement activities aimed at mitigating or eliminating… more
    BAE Systems (10/22/25)
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  • Senior Mechanical Engineer

    ZOLL Medical Corporation (Chelmsford, MA)
    …purpose.Join our team. It's a great time to be a part of ZOLL!Job SummaryThe Senior Mechanical Engineer is part of the R&D team and executes the design of parts, ... functional team of engineers and scientists in support of thermal management, ingress protection, EMI isolation, and shock/vibration control...FMEA for creation of the design history file. + Lead and participate in technical design reviews for new… more
    ZOLL Medical Corporation (12/09/25)
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  • Senior Mechanical Engineer

    Leonardo DRS, Inc. (Fitchburg, MA)
    …the world. **Job Summary** DRS NPS has an immediate need for a Senior Mechanical Engineer with a well-rounded skill set, including design, analysis, assembly ... and customer interaction. The ideal candidate is an individual possessing strong mechanical engineering technical skills and a working knowledge of thermal ,… more
    Leonardo DRS, Inc. (11/18/25)
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  • Engineer VI

    General Atomics (Acton, MA)
    …**Clearance Required?:** Desired **Pay Range High:** 208,505 **Recruitment Posting Title:** Lead Senior Opto- Mechanical Engineer **Job Qualifications:** + ... and laser technologies. We are hiring a Senior Level Opto- Mechanical Engineer to join our team in...mechanical design team activities, including design and drafting, thermal and structural analysis. + Operate in a program… more
    General Atomics (12/11/25)
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  • Senior Thermodynamic Engineer

    Leonardo DRS, Inc. (Fitchburg, MA)
    …systems. + Ability to work effectively in multidisciplinary teams, balancing thermal , aerodynamic, and mechanical constraints. Secondary Skills, Experience, and ... steam turbines. + Address and solve problematic flow issues related to thermal energy within turbine systems. + Collaborate with aerodynamic engineers to ensure… more
    Leonardo DRS, Inc. (09/23/25)
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  • Principal Product Design Engineer

    ThermoFisher Scientific (Tewksbury, MA)
    …**Key Responsibilities and Functions:** + Serve as the Principal Product Build Engineer on multi-functional product teams. You will have the creativity and judgment ... concepts. You will enable concepts throughout the product development cycle. + Lead meaningful priorities and project timelines to deliver on time and to… more
    ThermoFisher Scientific (12/06/25)
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  • Supplier Quality Engineer - Interconnect…

    BAE Systems (Nashua, NH)
    …of? Come build your career with us.We are looking for a Supplier Quality Engineer to implement tools and processes to ensure suppliers improve on current products ... trends, and leading continuous improvement projects. The Supplier Quality Engineer will conduct capability assessments that verify supplier qualifications, travel… more
    BAE Systems (11/18/25)
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  • Power Design Hardware Engineer - Acacia…

    Cisco (Maynard, MA)
    …Your Impact You will be key member of Acacia's Hardware Team. The Power Design Engineer will lead the design of DC-DC switch-mode power supplies and component ... disciplines to assure power supply designs meet the power, thermal , and safety requirements of the system specification. You...teams to understand the system requirements and contribute or lead the specification, design, and debug of complex power… more
    Cisco (11/14/25)
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  • Senior Engineer - Physical Substation

    CDM Smith (Nashua, NH)
    …**Requisition ID:** 42785BR **Business Unit:** IND **Job Description:** As a Senior Substation Engineer - Physical, you'll lead the design and execution of extra ... your expertise in a collaborative environment. Job Description: Electrical Engineer - Physical Lead the design and...programs for lightning and grounding studies Proficiency in assessing mechanical forces and thermal effects of high… more
    CDM Smith (09/27/25)
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  • Principal Hardware Engineer -Hybrid/Remote…

    Curtiss-Wright Corporation (Tewksbury, MA)
    **Principal Hardware Engineer -Hybrid/Remote Northeast US** Curtiss Wright is seeking an experienced **Principal Hardware Engineer ** to join our Defense Solutions ... The ideal candidate brings deep expertise in electronic components, integrated circuitry, mechanical systems, and DSP systems, and has a proven track record of… more
    Curtiss-Wright Corporation (10/05/25)
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  • Project Engineer

    Textron (Wilmington, MA)
    **Project Engineer ** **Description** **Who We Are** Textron Systems is part of Textron, a $14 billion, multi\-industry company employing 35,000 talented makers, ... We are seeking a highly skilled and motivated Project Engineer to join our team in the development of...and a commitment to excellence in engineering\. **Responsibilities:** + Lead and manage the technical aspects of the project,… more
    Textron (11/27/25)
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