255 mechanical engineer designer jobs found

Join JB&B and shape the future of the built environment! Founded in1915,Jaros, Baum & Bolleshas been a pillar of engineering innovation in New York City for over a century. Specializing in mechanical, electrical, plumbing (MEP) , JB&B has contributed to some of the most iconic buildings. In October 2025 , JB&B joined forces with Trinity Consultants , a global consulting firm focused on the natural and built environments. JB&B now operates within Trinity's Built Environment division , combining its deep expertise in high-performance building systems with Trinity's strengths in acoustic design, facility operations, commissioning, and technology strategy . This strategic merger expands JB&B's capabilities and offers employees: Access to a broader portfolio of international projects and clients Enhanced career mobility across Trinity's global network Interdisciplinary collaboration with experts in sustainability, environmental science,...

Onto Innovation is a leader in process control, combining global scale with an expanded portfolio of leading-edge technologies that include: 3D metrology spanning the chip from nanometer-scale transistors to micron-level die-interconnects; macro defect inspection of wafers and packages; metal interconnect composition; factory analytics; and lithography for advanced semiconductor packaging. Our breadth of offerings across the entire semiconductor value chain helps our customers solve their most difficult yield, device performance, quality, and reliability issues. Onto Innovation strives to optimize customers' critical path of progress by making them smarter, faster and more efficient. Job Summary & Responsibilities The Electrical Engineer 3 will have a focus on high-precision semiconductor tools including lithography, inspection and metrology systems and the processes that go into the construction, validation and verification of its performance Develop new system...

Description: HFA has an exciting role for a Mechanical Engineer to join a vigorously growing, employee-owned organization providing best-in-class mechanical design solutions. This position supports HVAC and plumbing system design in a highly collaborative environment and offers flexibility in how you work. The Mechanical Engineer will contribute to projects through all phases of design. This role offers a clear path to increased responsibility and client-facing opportunities. While flexible work arrangements are available, we are seeking candidates located in the Northeast to support regional collaboration and project needs. HFA is employee-owned and people-powered. Job Requirements: Engineer has the ability to lead a small client/client team (1-2 staff), small projects, or portions of a large project utilizing their experience and education in HVAC systems, controls, plumbing systems and knowledge of national standards; as well as solve medium to difficult design...

Compensation :The salary range for this position will be determined based on experience and qualifications. Company Overview Arrotek USA is a leading medical device engineering services and manufacturing partner, specializing in complex, high-reliability devices from concept through commercialization. We are passionate about solving difficult technical challenges and building trusted client relationships while delivering innovative solutions that improve lives. Role Summary The Principal Mechanical Engineer is a senior technical leader within Arrotek's Design Services organization. This role combines hands-on engineering execution with technical oversight of complex client programs, while also supervising and mentoring engineering staff. The ideal candidate is a seasoned engineering consultant who thrives in a fee-for-service environment, excels at problem-solving, and enjoys developing high-performing teams. Key Responsibilities Provide direct supervision, mentoring,...

Bring more to life. Are you ready to accelerate your potential and make a real difference within life sciences, diagnostics and biotechnology? At Cytiva, one of Danaher's 15+ operating companies, our work saves lives-and we're all united by a shared commitment to innovate for tangible impact. You'll thrive in a culture of belonging where you and your unique viewpoint matter. And by harnessing Danaher's system of continuous improvement, you help turn ideas into impact - innovating at the speed of life. Working at Cytiva means being at the forefront of providing new solutions to transform human health. Our incredible customers undertake life-saving activities ranging from fundamental biological research to developing innovative vaccines, new medicines, and cell and gene therapies. At Cytiva you will be able to continuously improve yourself and us - working on challenges that truly matter with people that care for each other, our customers, and their patients. Take your next...

Mechanical Engineer (Opto-Design), (IS-0830-13) Application Deadline: 17 March 2026 Department: Smithsonian Astrophysical Observatory Employment Type: Full Time Location: Cambridge, MA Compensation: $120,548 - $156,715 / year Description OPENING DATE: February 17, 2026 CLOSING DATE: March 17, 2026 TYPE OF POSITION: Trust Indefinite (Non-Federal) DIVISION: Central Engineering LOCATION: Cambridge, MA AREA OF CONSIDERATION: This position requires access to export-controlled work. The candidate must be a U.S. person (citizen, permanent resident, approved asylee, or refugee) or a national of a country eligible for an export license who is eligible to work in the US. What are Trust Fund Positions? Trust Fund positions are unique to the Smithsonian. They are paid for from a variety of sources, including the Smithsonian endowment, revenue from our business activities, donations, grants and contracts. Trust employees are not part of the civil service, nor does...

Mechanical Engineer (Opto-Design), (IS-0830-13) Application Deadline: 17 March 2026 Department: Smithsonian Astrophysical Observatory Employment Type: Full Time Location: Cambridge, MA Compensation: $119,355 - $155,164 / year Description OPENING DATE: February 17, 2026 CLOSING DATE: March 17, 2026 TYPE OF POSITION: Trust Indefinite (Non-Federal) DIVISION: Central Engineering LOCATION: Cambridge, MA AREA OF CONSIDERATION: This position requires access to export-controlled work. The candidate must be a U.S. person (citizen, permanent resident, approved asylee, or refugee) or a national of a country eligible to be approved for an export license who is eligible to work in the US. What are Trust Fund Positions? Trust Fund positions are unique to the Smithsonian. They are paid for from a variety of sources, including the Smithsonian endowment, revenue from our business activities, donations, grants and contracts. Trust employees are not part of the civil...

Job Description Are you ready to revolutionize Cell & Gene Therapy? Join us in shaping the future of therapeutics! We are seeking a Senior Mechanical & Automation Engineer in our journey of developing cutting-edge manufacturing solutions for Casgevy-a first-of-its-kind therapy transforming the treatment of Sick Cell Disease and Beta Thalassemia. In this role, you will be at the forefront of automating complex processes in one of the most dynamic and rapidly evolving fields in biotechnology. By leveraging your expertise in mechanical engineering and automation, you will play a pivotal role in streamlining manufacturing, enhancing manufacturing reliability, and scaling life-saving therapies to reach patients faster. You will work with a passionate team of scientists, engineers, and innovators, all united by a shared mission: to push the boundaries of what's possible in Cell & Gene Therapy. This role reports to the Associate Director of Automation, Equipment, and...

Company Description Do you love solving tough design challenges and bringing new products to life? Senior Metal Bellows has been creating custom-engineered bellows-based products for over 70 years, serving Aerospace, Defense, Space, Oil & Gas, Medical, and Semiconductor industries. We're seeking a Sr. Mechanical Design Engineer to help us design the next generation of innovative, high-performance products. Job Description What You'll Do Develop detailed designs and drawings in SolidWorks (ASME Y14.5), transforming customer concepts and team input into high-quality, manufacturable products. Translate engineering proposals and specs into manufacturable products, including tooling and fixturing designs using DFMA principles. Design, analyze, and prototype components for the world's most demanding industries. Research and recommend materials, tolerances, GD&T, and finishes to achieve design intent. Perform complex engineering calculations (strength, pressure,...

About Phoenix Tailings Phoenix Tailings is a rapidly-growing clean mining and metals production startup dedicated to sustainable and economic critical metals production. Our mission is to be the world's first fully clean mining and metals production company, producing the resources needed for the next generation of our economy. Why Phoenix Tailings At Phoenix Tailings, we believe that nothing great is ever accomplished alone or without the passion of people who push and motivate one another. If you are someone who shares our relentless pursuit of a better future, passion for innovation, and are excited about working with some of the top innovators in the world, then this is the place for you. Our Values: • You are only crazy if you are wrong, it's ok to be wrong • Lead with Compassion • Be Resourceful • Listen • Hustle Who We Are Looking For: Phoenix Tailings is looking for a Mechanical Engineer II to support the design, build, and scale-up of industrial...

Job Type Full-time Description Division: Optical Communications As the industry's leader in fiber optic interconnects, SENKO is relentlessly pushing the boundaries of technology. Our dynamic and fast-paced environment fosters a culture of creativity and collaboration, where your ideas can thrive. We partner with the world's most renowned technology giants, shaping the future of connectivity together. At Senko, you'll be part of a team that's passionate about innovation and dedicated to making a global impact. If you're ready to take your career to the next level and be at the forefront of technological advancements, Senko is the place for you. The Senior Mechanical Design Engineer is responsible for creating new products and enhancing existing product designs, drawings, and documentation-including those used in manufacturing and customer-facing applications. This role involves contributing to and guiding both current and future engineering development initiatives,...

Nanobiosym is dedicated to creating technology platforms at the interface of physics, medicine and nanotechnology. Nanobiosym Diagnostics, Nanobiosym 's commercial engine, focuses on the commercialization of its disruptive diagnostic technology platform, which will empower people worldwide with rapid, accurate, and portable diagnostic information about their own health. Nanobiosym was founded by an MIT/Harvard alum and is comprised of a world class team of Directors, Advisors, and Strategic Partners. This hyper growth company allows for unique career opportunities with strong long-term incentives. Our Mission is to democratize access to basic health care, empower the health care consumer, and ultimately transform the overall health care experience. DUTIES Nanobiosym is seeking strong candidates to work in a dynamic team environment of physicists, engineers, and other multidisciplinary scientists. The job responsibility will primarily include developing, designing, troubleshooting...

Zulu Pods is building America's next-generation component and sub-system company, and we are seeking highly motivated team players to join us in this mission. We believe in bringing your human to work and embrace out of the box thinking and creativity. We also believe in excellence and competence, with an engineering team boasting extensive turbomachinery mechanical design expertise and holding a combined experience of more than 150 years. At Zulu Pods, we operate with Integrity, take Extreme Ownership, lift each other up with Servant Leadership, win by Exceeding Expectations, and succeed with Optimistic Vision. If these values describe you, please continue: Zulu Pods is seeking an experienced mechanical design engineer in our Northampton, Massachusetts location. The selected individual will continue developing our patented ZPod technology as well as explore potential new markets by designing, prototyping, and testing new products. The experienced design engineer will...

Overall Responsibility: We are looking for a Sr. Electrical Engineer to join our team in our Boston-area (Braintree, MA) office. The Sr. Electrical Engineer shall be engaged in projects involving, but not limited to, the design of building/facility related electrical systems including medium voltage substations and switchgear, transformers, distribution panels, circuiting, and equipment and device connections. We are looking for an engineer that is enthusiastic about electrical design and enjoys working on complex projects in a wide variety of fields such as commercial, industrial, institutional, and airport projects. In this senior role the successful applicant will be responsible for design / quality control and leading a team throughout the design process and involved in construction administration services. We are looking for someone who has passion in design and leadership. They will participate in and support project teams to undertake the design and delivery of services...

About the Company The company is a global leader in the design and manufacturing of advanced tension-membrane building systems used across aviation, defense, sports, warehousing, and other specialized markets. This is a highly collaborative engineering-driven organization where new ideas are valued, and where team members directly impact large-scale, meaningful projects from initial concept through installation. About the Position The Chief Structural Engineer will serve as the technical leader of a tight-knit engineering team, owning complex structural designs and guiding projects from inception to completion. Reporting directly to the CEO, this individual will shape engineering standards, mentor junior staff, and play a critical role in both client-facing and internal project execution. This is an ideal opportunity for a seasoned structural engineer (10+ years) seeking leadership growth, greater project ownership, and the chance to help steer a high-performing...

Find your path and enjoy the journey at Haley & Aldrich . With us, you'll tackle clients' most meaningful challenges in the built and natural environments - and, in turn, build stronger communities. You'll work with teams of passionate colleagues, driven by a commitment to technical excellence and continuous learning. As a company, we aim to build a world where communities go beyond resilience, embracing change as an opportunity to enhance safety, well-being, and quality of life. Join us to accelerate this vision and your professional development. We are looking to add new talent to our growing team! We are currently seeking a Project Geotechnical Engineer to work in a technical support role with highly skilled professionals on diverse project teams in a dynamic environment. This is an excellent opportunity to join a growing group and company and get involved in a variety of projects for a diverse range of clients. This is a full-time position located in our Boston ,...

Job Type Full-time, Internship Description Kickstart your engineering career with hands-on experience in a dynamic, collaborative environment. BETA Group, Inc. is seeking motivated candidates for our Summer Internship - Water Resources & Wastewater Engineering program. As an intern, you'll have the opportunity to contribute to a variety of real-world environmental, water resources, and wastewater projects alongside a team of experienced engineers, planners, and scientists. This is a valuable opportunity to learn from industry leaders and gain practical skills that will support your future in engineering. Responsibilities: Gain valuable hands-on experience to begin building your engineering career Apply classroom knowledge to real-world water and environmental engineering challenges Conduct field investigations, data collection, and site visits with engineering staff Support a variety of active projects across both design and construction phases Contribute to...

Description The Underground Engineer will work on a variety of 2.4kV to 345kV underground utility transmission and distribution projects. The Lead Engineer will work with a project team to implement effective and creative solutions for the grid according to budget constraints, design factors and client needs. This position will require interface with utility clients and collaboration with multiple offices. Lead design teams of 2 to 10 engineers and designers and work closely with construction, procurement and permitting teams to execute underground transmission and distribution construction projects. Work closely with local and national leadership to develop new clients and continue building relationships with existing clients. Support business development efforts with new clients across North America. Support thought leadership including conference attendance, marketing and other internal initiatives. Prepare and develop distribution and transmission voltage...

We are the global test and automation specialists, powering next-generation technologies through sophisticated solutions. Behind every electronic device you use, Teradyne's test technology ensures your device works right the first time, every time! Our portfolio of automation solutions help manufacturers to develop and deliver products quickly, efficiently and cost-effectively. Together, Teradyne companies deliver manufacturing automation across industries and applications around the world! We attract, develop, and retain a high-performance workforce, comprised of people with diverse backgrounds and a shared drive for excellence. We strive to foster a positive and inclusive work environment that helps employees, and communities, thrive. Our Purpose TERADYNE, where experience meets innovation and driving excellence in every connection. We are fueled by creativity and diversity of thought and in our workforce. Our employees are supported to innovate and learn something new every...

Founded in 2015, Shield AI is a venture-backed deep-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT and X-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With offices and facilities across the U.S., Europe, the Middle East, and the Asia-Pacific, Shield AI's technology actively supports operations worldwide. For more information, visit www.shield.ai. Follow Shield AI on LinkedIn, X, Instagram, and YouTube. Job Description: Shield AI is redefining autonomous aviation with cutting-edge AI and GPS/RF-denied navigation technologies. Now, we're building a next-generation aircraft like no other-one that will push the boundaries of innovation and performance. We are looking for a Staff Electromechanical Engineer to join our team, focused on the design and integration of avionics systems and driving designs from concept to production. If you thrive in fast-paced environments,...