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61 jobs found in Littleton, MA

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FL
Aug 05, 2026
Full time
Sr. Mechanical Development Engineer
Flex Ltd Littleton, MA
At JetCool, a Flex company, we're at the forefront of liquid cooling innovation, delivering advanced solutions that empower our partners in AI and high-performance computing. United by a shared purpose, our teams are pushing the limits of what's possible and tackling complex challenges. A career at JetCool offers the opportunity to make a real impact by helping build smarter, more sustainable data centers. Together, we're not just advancing technology - we're redefining cooling standards to create a more sustainable tomorrow. Job Summary Job Description To support our extraordinary teams who build great products and contribute to our growth, we're looking to add a Sr. Mechanical Development engineer located in Littleton, MA. Reporting to the Product Manager the Sr. Mechanical Development engineer The Sr. Mechanical Design Engineer will own the design, analysis, validation, and refinement of mechanical components and assemblies that enable reliable, high efficiency...
EC
Aug 05, 2026
Contractor
Mechanical Design Engineer
$80,000 - $100,000 yearly
Entwistle Company Hudson, MA
Job Type Contract Description Job Overview The Entwistle Company is seeking a skilled and motivated Mechanical Design Engineer to build a long=term career in our collaborative and innovative environment. In this role, you'll help deliver mission-critical components that support U.S. and allied defense , with your skills, creativity, and impact directly contributing to national and global security. We value talent, encourage innovation, and promote professional growth. Ready to make a real difference? Join us. Our Mission Statement 1. To be an essential provider of mission-critical defense components & systems, spanning air, land, sea and space, recognized for our specialized capabilities, quality and dependability. 2. To design, manufacture & build-to-print innovative and cost-effective products. 3. To help our DoD, Prime and Foreign Military customers and US warfighter succeed in their missions. At The Entwistle Company, our values-Trust, Respect,...
In
Aug 05, 2026
Full time
Mechanical Engineer II
$45.00 hourly
Intelliswift MA
Pay rate range - $45/hr. to $48/hr. Onsite Must Have Structural Design Experience CAD Software Proficiency (SolidWorks preferred) Testing Protocol Compliance (ISTA) REQUIRED SKILLS: • Bachelor's degree in Packaging Engineering • 3-5+ years of relevant work experience • Familiar with packaging base materials and systems • Strong SolidWorks and AutoCAD Design background. • Ability to review, write and implement packaging SOP's and WI's. • Excellent analytical and problem-solving skills. PREFERRED SKILLS: • Familiar with Transportation and Logistics Principles. Working knowledge of palletizing and trailer loading software suites such as TOPS, CAPES, and EasyCargo. • Familiar with Life Cycle Analysis (LCA) calculation methods. Working knowledge of Sustainability impact software such as Compass (Trayak). • Familiar with industry test standards (ISTA and ASTM). Job Description: SERVICES TO BE PERFORMED We're looking for an outstanding mechanical engineer drafter who combines...
In
Aug 05, 2026
Full time
Process Engineering Technician
$40.00 hourly
Intelliswift MA
Pay rate range - $40/hr. to $43/hr. 100% Onsite Must Have 1. Journey level mechanical skills with a minimum 2 years of experience mechanical electrical troubleshooting, repair, and preventive maintenance of manufacturing, RD and facility equipment 2. Demonstrated ability to multitask and prioritize many different projects and workload Solid foundational knowledge of PLC based controls systems Allen Bradly Rockwell preferred Demonstrated experience in Electrical and Mechanical and Pneumatic diagnosis and troubleshooting of robotic and other machines and equipment 3. Ability to document startup processes and designs of mechanical and electrical systems for production equipment BASIC QUALIFICATIONS Journey level mechanical skills with a minimum 2 years of experience mechanical electrical troubleshooting, repair, and preventive maintenance of manufacturing, RD and facility equipment Demonstrated ability to multitask and prioritize many different projects and workload Solid...
In
Aug 05, 2026
Full time
Mechanical Engineer IV
$65.00 hourly
Intelliswift MA
Pay rate range - $65/hr. to $68/hr. Fully Onsite Must Have Bachelor's degree in mechanical engineering, Industrial Engineering or related discipline. 5+ years' experience in manufacturing environment and knowledge of GMP. Own creation of optimized manufacturing and test processes for New Product Introduction (NPI). The more experience regarding NPI is extremely important Basic qualifications - Bachelor's degree in Mechanical Engineering, Industrial Engineering or related discipline. - 5+ years' experience in manufacturing environment and knowledge of GMP. - Experience with Project Management tools. - Experience in New Product Introduction environment including Phase-Gate process experience. - Experienced CAD user, demonstrated capabilities in AutoCAD and SolidWorks. - Experience using industry Problem Solving Tools such as 8D, Fishbone/Cause-Effect, or CAPA methodology. - Experience using Quality & Statistical tools such as PFMEA, control charting, pareto, and histograms....
IT
Mar 14, 2026
Full time
Principal Engineer Package Concept (Module)
Infineon Technologies AG MA
At Infineon, we're powering AI - from the grid to the core, today and in the future - delivering innovative solutions and redefining what's possible in the world of data centers and beyond. As our hashtag#PoweringAI teams continue to grow, we're looking for talented professionals eager to be part of this exciting journey Your Role Key responsibilities in your new role Define package concepts for AI power supply products with focus on high-performance computing modules Validate package concepts through simulation and hardware demonstrators in cooperation with Back End development, product development and system architects Align new ideas and concepts with Back End development (in-house + OSAT) and initiate assembly projects Follow up and support package development projects until final release of the product Identify new development topics and incorporate them into the package roadmap Support our customers with package specific questions Stay up to date on...
JI
Aug 05, 2026
Full time
Project Engineer II
$87,300 - $157,200 yearly
Jabil, Inc. Clinton, MA
At Jabil (NYSE: JBL), we are proud to be a trusted partner for the world's top brands, offering comprehensive engineering, supply chain, and manufacturing solutions. With 60 years of experience across industries and a vast network of over 100 sites worldwide, Jabil combines global reach with local expertise to deliver both scalable and customized solutions. Our commitment extends beyond business success as we strive to build sustainable processes that minimize environmental impact and foster vibrant and diverse communities around the globe. As a Project Engineer II at Jabil, you will lead and execute engineering projects from concept through implementation, ensuring delivery within scope, schedule, budget, and quality requirements. This role is responsible for driving technical solutions, coordinating cross-functional teams, and supporting the design, development, and deployment of manufacturing automation, controls, and process-improvement initiatives. The ideal candidate...
TM
Aug 05, 2026
Full time
Design and Manufacturing Engineer
$120,400 - $150,500 yearly
The MITRE Corporation Bedford, MA
Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We're making a difference every day-working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities for career growth, and a culture of innovation that embraces adaptability, collaboration, technical excellence, and people in partnership. If this sounds like the...
TM
Aug 05, 2026
Full time
Intermediate Mechanical Engineer
The MITRE Corporation Bedford, MA
Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We're making a difference every day-working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities for career growth, and a culture of innovation that embraces adaptability, collaboration, technical excellence, and people in partnership. If this sounds like the...
EI
Aug 05, 2026
Full time
Chemical Process Project Engineer 1200H-BFNC
$95,000 - $125,000 yearly
E Ink Billerica, MA
Team up with the most innovative company where Imagination becomes reality! E Ink is the originator, pioneer, and commercial leader in ePaper technology. The Billerica Research & Development team is thriving and growing as we help develop products that are changing how people access information every day. We are seeking qualified candidates who are self-driven, looking to advance their career and become a high-impact player on a team. Based on technology from MIT's Media Lab, E Ink has transformed and defined the eReader market. Its Electrophoretic Display products make it the worldwide leader for ePaper. The Company's corporate philosophy aims to deliver revolutionary products, user experiences and environmental benefits through advanced technology development. Our diversity of people, backgrounds, experiences, thoughts and perspectives is fostered to create an inclusive work environment. Our culture is built on value commitments to innovation, quality, results, integrity,...
EI
Aug 05, 2026
Full time
Mechanical & Controls Engineer
$100,000 - $130,000 yearly
E Ink Billerica, MA
E INK CORPORATION E Ink Corporation is the global leader in electronic paper technology, transforming the way people access information through innovative, low-power display solutions. Our technology is used worldwide in eReaders, electronic shelf labels, digital signage, transportation displays, wearable devices, and a growing range of Internet of Things applications. By combining cutting-edge innovation with a commitment to sustainability, E Ink enables products that consume minimal power while delivering an exceptional reading and viewing experience. At E Ink, innovation, collaboration, and continuous improvement are at the core of everything we do. We foster an inclusive and supportive work environment where diverse perspectives are valued, employees are empowered to grow, and teams work together to solve complex challenges. Whether you're advancing next-generation display technology, supporting our customers, or driving business operations, you'll have the opportunity to...
CC
Aug 05, 2026
Full time
Senior Design Engineer - Piezoelectric Transducer Systems (Industrial)
$119,700 - $142,900 yearly
Crane Company Billerica, MA
As a Senior Design Engineer, you will be responsible for: Leading the design, and development of piezoelectric transducer assemblies and optimization of their performance across acoustic, mechanical, and electrical domains in challenging and variable clamp-on and wetted configurations. Building and validating coupled multi-physics models using tools like COMSOL or OnScale, validating simulation results with experimental data and refining them accordingly. Developing detailed designs and production documentation to meet hazardous area requirements and environmental constraints using SolidWorks, and supporting the creation of thorough and concise assembly and test process documentation for global production teams in SAP Designing and executing experimental validation test plans for prototype builds to ensure performance, reliability, and environmental robustness, and owning the root cause analysis to diagnose and resolve performance gaps. Serving as a technical lead or subject...
MT
Aug 05, 2026
Full time
Senior MMIC Design Engineer
$107,000 - $157,000 yearly
MACOM Technology Solutions Holdings Lowell, MA
MACOM (NASDAQ: MTSI) is a global leader in the design and manufacture of advanced semiconductor products across a diverse range of end markets, including Data Centers, Telecommunications, Industrial and Aerospace and Defense. We develop innovative, cutting-edge technologies and products across the spectrum of radio frequency (RF), microwave, millimeter wave, photonics and high-speed analog technologies. Our solutions support critical network infrastructure applications like artificial intelligence, high performance computing, satellite communications, radar, unmanned aerial vehicles, medical equipment, test and measurement and advanced wireless networks. MACOM has more than 75 years of expertise in semiconductor process development, wafer fabrication, circuit design, advanced packaging, systems architecture and applications engineering. We are committed to our customers' success. We partner with customers to help solve their most challenging problems by providing semiconductor...
MT
Aug 05, 2026
Full time
Principal RF / Microwave Module Electronic Design Engineer
$133,000 - $198,000 yearly
MACOM Technology Solutions Holdings Lowell, MA
MACOM (NASDAQ: MTSI) is a global leader in the design and manufacture of advanced semiconductor products across a diverse range of end markets, including Data Centers, Telecommunications, Industrial and Aerospace and Defense. We develop innovative, cutting-edge technologies and products across the spectrum of radio frequency (RF), microwave, millimeter wave, photonics and high-speed analog technologies. Our solutions support critical network infrastructure applications like artificial intelligence, high performance computing, satellite communications, radar, unmanned aerial vehicles, medical equipment, test and measurement and advanced wireless networks. MACOM has more than 75 years of expertise in semiconductor process development, wafer fabrication, circuit design, advanced packaging, systems architecture and applications engineering. We are committed to our customers' success. We partner with customers to help solve their most challenging problems by providing semiconductor...
MT
Aug 05, 2026
Full time
Senior RF / Microwave Module Electronic Design Engineer
$107,000 - $157,000 yearly
MACOM Technology Solutions Holdings Lowell, MA
MACOM (NASDAQ: MTSI) is a global leader in the design and manufacture of advanced semiconductor products across a diverse range of end markets, including Data Centers, Telecommunications, Industrial and Aerospace and Defense. We develop innovative, cutting-edge technologies and products across the spectrum of radio frequency (RF), microwave, millimeter wave, photonics and high-speed analog technologies. Our solutions support critical network infrastructure applications like artificial intelligence, high performance computing, satellite communications, radar, unmanned aerial vehicles, medical equipment, test and measurement and advanced wireless networks. MACOM has more than 75 years of expertise in semiconductor process development, wafer fabrication, circuit design, advanced packaging, systems architecture and applications engineering. We are committed to our customers' success. We partner with customers to help solve their most challenging problems by providing semiconductor...
FL
Aug 05, 2026
Full time
NPI Process Engineering Co-op
Flex Ltd Hollis, NH
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 extraordinary. Job Summary To support our extraordinary teams who build great products and contribute to our growth, we're looking to add a New Product Introduction (NPI) Process Engineering Co-Op located in our Nashua, NH site. Reporting to the NPI Engineering Manager, the student will work with process engineers across a range of projects to help move our new products from the early prototype stage into pilot line production and final transfer to our contract manufacturer. What a typical day looks like: Assess new medical product designs for...
FL
Aug 05, 2026
Full time
Mechanical Engineering Co-op
Flex Ltd Hollis, NH
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 extraordinary. Job Summary To support our extraordinary teams who build great products and contribute to our growth, we're looking to add a Mechanical Engineering Co-Op located in our Hollis, NH site. Reporting to the Engineering Manager, the student will learn effective concept generation, design for manufacturing, prototyping, and documentation as they apply their engineering knowledge to real world product development problems. A motivated student will thrive in Farm's fast paced environment as they participate in all aspects of the design process....
LD
Aug 05, 2026
Full time
Acoustic Engineer
$79,919 - $114,285 yearly
Leonardo DRS Fitchburg, MA
Job ID: 114933 The Leonardo DRS Naval Power Systems business is a trusted provider of innovative naval gas and hybrid power systems, control technology and support solutions for the U.S. Navy and navies around the world. Job Summary DRS NPS has an immediate need for an Acoustic Engineer who will be a subject matter expert on the acoustic design and analysis of high performance rotating equipment and associated static structures. You will provide direct contributions to acoustic design performance considerations for multiple product lines including Steam Turbines, large Electric Motors, Integral Blowers / Compressors and other propulsion system components. The ideal candidate is an individual possessing strong mechanical engineering technical skills, a superior knowledge of airborne and structure-borne acoustic analysis, and an understanding of the design considerations for large rotating equipment. Job Responsibilities You are expected to work independently or...
LD
Aug 05, 2026
Full time
Manufacturing Engineer
$79,919 - $114,285 yearly
Leonardo DRS Fitchburg, MA
Job ID: 114597 The Leonardo DRS Naval Power Systems business is a trusted provider of innovative naval gas and hybrid power systems, control technology and support solutions for the U.S. Navy and navies around the world. Job Summary DRS NPS has an immediate need for a Manufacturing Engineer to provide direct engineering support to specialized manufacturing operations in our Fitchburg, MA location. This person is responsible for Lean manufacturing process flow, design/development of production tools, and creation of detailed work instructions. Additionally, this person would work directly with manufacturing department personnel on training and production readiness. He/she will work closely with engineering, program management, supply chain and manufacturing to achieve objectives in a fast paced and dynamic environment. Assignments can range from new product proposal support to new product DFx and introduction to sustainment and continuous improvement of existing product...
LD
Aug 05, 2026
Full time
Manufacturing Engineer
$66,049 - $94,450 yearly
Leonardo DRS Fitchburg, MA
Job ID: 114551 The Leonardo DRS Naval Power Systems business is a trusted provider of innovative naval gas and hybrid power systems, control technology and support solutions for the U.S. Navy and navies around the world. Job Summary DRS NPS has an immediate need for a Manufacturing Engineer to provide direct engineering support to specialized manufacturing operations in our Fitchburg, MA location. This person is responsible for Lean manufacturing process flow, design/development of production tools, and creation of detailed work instructions. Additionally, this person would work directly with manufacturing department personnel on training and production readiness. He/she will work closely with engineering, program management, supply chain and manufacturing to achieve objectives in a fast paced and dynamic environment. Assignments can range from new product proposal support to new product DFx and introduction to sustainment and continuous improvement of existing product...
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