mechanical engineer i Jobs in boston, ma

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Associate, Mechanical Engineer (Wilmington, MA)

Harris Corporation

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Wilmington, Massachusetts, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie
Posted 1 day ago | Updated 2 hours ago

Senior Mechanical Engineer 1 - Nuclear

Sargent & Lundy LLC.

•

Remote

Full-time

Description You will be involved in nuclear power plant systems design, including preparation or review of: Modification packages for operating nuclear power plantsFunctional mechanical drawings and/or drawings for nuclear power plant systemsEngineering analyses and evaluations to support modifications and operation of plant systemsTechnical specifications and procurement documents for plant equipmentVendor bid evaluations for plant equipmentStudies and options evaluations for modifications to
Posted 23 days ago | Updated 2 hours ago

Mechanical Engineer

Westinghouse Electric Company LLC

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Norwell, Massachusetts, USA

Full-time

Mechanical Engineer - 2 - 4 Years Warm Springs, VA Are you interested in being part of an innovative team that supports Westinghouse's mission to provide clean energy solutions? At WECTEC Staffing Services, a wholly-owned subsidiary of Westinghouse Electric Company LLC, we recognize that our employees are our most valuable asset and we seek to identify, attract and recruit the most qualified talent while recognizing and encouraging the value of diversity in the global workplace. Your Day - t
Posted 29 days ago | Updated 2 hours ago

Lead Mechanical Engineer 2 - Government Services

Sargent & Lundy LLC.

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Remote

Full-time

Description This is a remote position with the expectation of frequent travel to a client site near Oak Ridge, Tennessee. This is a mid-level design engineering position that offers a variety of challenging opportunities in Mechanical Engineering and will provide an excellent opportunity for career advancement: Lead Mechanical design engineering efforts on a multi-disciplined project design team and apply mechanical engineering expertise to the design and analysis of special purpose equipment,
Posted 13 days ago | Updated 2 hours ago

Senior Mechanical Engineer - CMTA

Legence Therma LLC

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Framingham, Massachusetts, USA

Full-time

CMTA, a Legence company CMTA is one of the fastest growing engineering firms in the U.S. with nationally recognized expertise in sustainable, high performance building engineering. We are a collaborative, competitive, innovative, and energetic group of engineers and team leaders who incorporate a holistic approach towards consulting engineering, performance contracting, and zero energy projects. We focus on finding engineers whose personalities lead them to excellence, and we provide exceptiona
Posted 16 days ago | Updated 2 hours ago

Lead Mechanical Engineer 1 (Power Uprates) - Nuclear

Sargent & Lundy LLC.

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Remote

Full-time

Description Our electric power generation clients are seeking to increase the power output of their existing power plants to meet the electric demands. This is expanding work in the nuclear industry. You will work on major systems, equipment and plant process in the following areas: Perform consulting level work for power uprates in the nuclear industry.Interface with clients and project teams to present technical discussions and project status.Develop engineering proposals and cost estimates.M
Posted 22 days ago | Updated 2 hours ago

Senior Mechanical Engineer Analyst 1 (Power Uprates) - Nuclear

Sargent & Lundy LLC.

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Remote

Full-time

Description This will be a remote Mechanical Analysis position to support Power Uprates. Our electric power generation clients are seeking to increase the power output of their existing power plants to meet the electric demands. This is expanding work in the Mechanical Analysis Engineering group. You will work on major systems, equipment, and plant process in the following areas: Develop and lead licensing basis system and component evaluations for nuclear power uprate projects.This position w
Posted 22 days ago | Updated 2 hours ago

Mechanical Instrumentation Engineer

Draper

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Cambridge, Massachusetts, USA

Full-time

Overview: Draper is an independent, nonprofit research and development company headquartered in Cambridge, MA. The 2,000+ employees of Draper tackle important national challenges with a promise of delivering successful and usable solutions. From military defense and space exploration to biomedical engineering, lives often depend on the solutions we provide. Our multidisciplinary teams of engineers and scientists work in a collaborative environment that inspires the cross-fertilization of ideas
Posted 45 days ago | Updated 2 hours ago

Sr Mechanical Engineer

Flextronics

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Littleton, Massachusetts, USA

Full-time

Job Posting Start Date 07-23-2025 Job Posting End Date 07-28-2025 Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world. A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraord
Posted 60+ days ago | Updated 2 hours ago

Principal Mechanical Engineer - Tewksbury, MA (On-site)

RTX Corporation

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Tewksbury, Massachusetts, USA

Full-time

Date Posted: 2025-07-17 Country: United States of America Location: MA131: Tewksbury, MA Bldg 1 Assabet 50 Apple Hill Drive Assabet - Building 1, Tewksbury, MA, 01876 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help
Posted 11 days ago | Updated 2 hours ago

Mechanical Engineer II - Tewksbury, MA (On-site)

RTX Corporation

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Tewksbury, Massachusetts, USA

Full-time

Date Posted: 2025-07-17 Country: United States of America Location: MA131: Tewksbury, MA Bldg 1 Assabet 50 Apple Hill Drive Assabet - Building 1, Tewksbury, MA, 01876 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help
Posted 11 days ago | Updated 2 hours ago

Cooling Systems Mechanical Engineer

Schneider Electric

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Andover, Massachusetts, USA

Full-time

We are seeking a Cooling Systems Mechanical Engineer. Are you an inquisitive and self-motivated Cooling Systems Mechanical Engineer with a passion for sustainable technologies and a keen interest in the data center industry? If so, Schneider Electric has an outstanding opportunity for you! Join our high-performance Technology Exploration team as a Senior Cooling Systems Engineer, where you'll be at the forefront of creating innovative cooling architectures for the next generation of data centers
Posted 22 days ago | Updated 2 hours ago

Mechanical Engineer

Formlabs

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Somerville, Massachusetts, USA

Full-time

To reinvent an industry, you have to build the best team. Join Formlabs if you want to bring groundbreaking professional 3D printers to the desktop of every designer, engineer, researcher, and artist in the world. As mechanical engineers at a 3D printing company we create tools we use ourselves. We're excited to build devices that not only create beautiful parts but also reflect careful user experience design. Our team prototypes, designs, and manufactures the mechanisms and systems that make o
Posted 60+ days ago | Updated 2 hours ago

Senior Mechanical Design Engineer

Flextronics

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Littleton, Massachusetts, USA

Full-time

Job Posting Start Date 07-23-2025 Job Posting End Date 07-28-2025 Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world. A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraord
Posted 60+ days ago | Updated 2 hours ago

Staff Mechanical Engineer - R&D Robotics

Johnson & Johnson

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Remote or Santa Clara, California, USA

Full-time

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn m
Posted 55 days ago | Updated 2 hours ago

Mechanical Engineer III

Textron, Inc.

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Wilmington, Massachusetts, USA

Full-time

Who We Are Textron Systems is part of Textron, a $14 billion, multi-industry company employing 35,000 talented makers, thinkers, creators and doers worldwide. We make things that fly, hover, zoom and launch. Things that move people. Protect soldiers. Power industries. We serve customers in industries spanning aerospace and defense, specialized vehicles, turf care and fuel systems. This role is in Textron System's Weapon Systems business area. Visit TextronSystems.com & Lycoming.com to read mo
Posted 60+ days ago | Updated 2 hours ago

Principal Mechanical Design Engineer - Tewksbury, MA (On-site)

RTX Corporation

•

Tewksbury, Massachusetts, USA

Full-time

Date Posted: 2025-07-06 Country: United States of America Location: MA131: Tewksbury, MA Bldg 1 Assabet 50 Apple Hill Drive Assabet - Building 1, Tewksbury, MA, 01876 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help
Posted 16 days ago | Updated 2 hours ago

Senior Mechanical Engineer 1 - Government Services

Sargent & Lundy LLC.

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Remote

Full-time

Description Sargent & Lundy's Government Services Division provides cutting-edge engineering and consulting to the management and operating contractors for the US Department of Energy (DOE) and the National Nuclear Security Administration (NNSA). What does this mean? You can be a part of multi-discipline teams developing and designing facilities, systems, and equipment for the nation's major research laboratories and the legacy nuclear weapons production complex. This critical engineering work
Posted 30 days ago | Updated 2 hours ago

Sr. Mechanical Engineer, Hardware Simulation

Johnson & Johnson

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Remote or Santa Clara, California, USA

Full-time

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn m
Posted 27 days ago | Updated 2 hours ago

Mechanical Engineer Intern/Co-op Fall 2025 - CMTA

Legence Therma LLC

•

Framingham, Massachusetts, USA

Full-time

CMTA, a Legence company CMTA is one of the fastest growing engineering firms in the U.S. with nationally recognized expertise in sustainable, high performance building engineering. We are a collaborative, competitive, innovative, and energetic group of engineers and team leaders who incorporate a holistic approach towards consulting engineering, performance contracting, and zero energy projects. We focus on finding engineers whose personalities lead them to excellence, and we provide exceptiona
Posted 40 days ago | Updated 2 hours ago