Principal Mechanical Engineer
Motion Recruitment
Woburn, MassachusettsOnsiteDirect Hire$150k - $200kA rapidly growing robotics and industrial automation startup in the Greater Boston area is hiring a full-time Senior Mechanical Engineer to develop advanced robotic systems that are transforming automotive service through automation. This role focuses on the design, analysis, prototyping, testing, and production release of complex mechatronic systems involving multi-axis motion, industrial automation, and robotic manipulation. The position offers the opportunity to work directly on innovative robotics technology, taking products from concept through deployment while helping shape the future of an emerging industry leader.This is an exciting opportunity for a mechanical engineer who enjoys solving challenging real-world engineering problems and working across multiple disciplines. The company is seeking someone with deep expertise in mechatronic system design, system dynamics, and motion systems who can thrive in a highly collaborative startup environment. You'll have significant ownership over product development, work alongside robotics, software, controls, and electrical engineers, and play a key role in bringing cutting-edge automation technology into production. Required Skills & Experience · Bachelor's Degree in Mechanical Engineering, Robotics Engineering, or related discipline
- 5–8 years of professional experience in robotics, automation, or industrial equipment development
- Proven experience designing electro-mechanical systems from concept through production release
- Strong expertise in actuator, motor, transmission, and sensor selection and integration
- Experience working with encoders, load cells, proximity sensors, and other industrial sensing technologies
- Expertise in system dynamics, simulation, modeling, and vibration analysis
- Experience performing finite element analysis (FEA) for mechanical system validation
- Proficiency with SolidWorks and mechanical CAD design tools
- Experience creating engineering drawings and documentation compliant with ASME Y14.5 standards
- Strong analytical, troubleshooting, and problem-solving abilities
- Excellent communication and cross-functional collaboration skills Desired Skills & Experience · MS or PhD in Mechanical Engineering or related field
- Experience designing industrial tooling, fixtures, or automation equipment
- Experience developing free body diagrams and governing equations for electro-mechanical systems
- Experience performing static and dynamic load calculations
- Experience conducting kinematic and motion analysis
- Experience working with industrial controls and automation systems
- Experience establishing engineering documentation processes, BOM structures, CAD vaults, and part numbering systems
- MATLAB and/or Python programming experience
- Startup experience developing products in fast-paced environments What You Will Be Doing Tech Breakdown · 45% Mechanical & Mechatronic System Design
- 25% Modeling, Simulation & Engineering Analysis
- 20% Prototyping, Testing & Validation
- 10% Documentation & Manufacturing Support Daily Responsibilities · 70% Hands On
- 10% Project Coordination
- 20% Team Collaboration The Offer • Bonus eligible
- Dental Benefits
- Vision Benefits
- Paid Time Off (PTO)
- 401(k)Applicants must be currently authorized to work in the US on a full-time basis now and in the future.
$150k - $206.8k
...warehouse automation for increased efficiency, speed and flexibility.What we needSymbotic is seeking a highly talented principal mechanical engineer to join our Core Hardware Engineering team. In this role, you will be a part of a team for conceptualization, prototyping...SuggestedFull timeWork experience placement- ...Job Description Job Description Description: Viken Detection is seeking a highly experienced Principal Mechanical Engineer to provide technical leadership and architectural ownership across our advanced detection and imaging systems. This highest-level individual...SuggestedFull timeLocal areaRelocation package
- ...MAOnsiteFull Time$160k - $200kThis client is a robotics focused mechanical engineering company right outside the Greater Boston area. They build... ...into high performing machines. They are hiring a full-time Principal Engineer that is onsite 5 days per week. You will work...SuggestedFull time
- ...vibrations analysis. The candidate will work in a small team of engineers building a novel robotics and automation solution. As we are a... ...be made with limited information. Requirements ~ BS in Mechanical Engineering, Robotics Engineering or equivalent ~5-8 years...SuggestedShift work
- ...Principal Test Equipment Design Engineer All qualified candidates will be responded to in 24 hours or less. Interim Secret required prior to start... ...Automatic Test Equipment systems. Support custom electro-mechanical fixtures, interface assemblies, cabling, harnessing,...SuggestedFull timeContract workInterim roleMonday to Friday
$160k - $280k
...faster than ever before. We’re a team of hands-on builders, engineers, and innovators reinventing how the world makes physical things... ...fabrication, come build it with us. Your Impact: Our 3D printers are mechanical engineering marvels that are challenging and exciting to...Full timeWork at officeWorldwideFlexible hours$115.2k - $172.8k
...by making them smarter, faster and more efficient. Job Summary & Responsibilities The Foundation Engineering Organization (FEO) develops the shared platforms, mechanical architectures, subsystems, software frameworks, and engineering tools used across all Onto...Permanent employmentFull time$107.5k - $204.5k
...than 100 years of experience and renowned engineering expertise to meet the needs of today’s... ...of aerospace and defense.The Radar Mechanical Design Department leads mechanical design... ...have an opportunity for an experienced Principal Mechanical Engineer to support our radar...Temporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours$107.5k - $204.5k
...network to share information and aid in decision-making. These systems allow end users to protect people and property.As a Principal Mechanical Engineer, you will join our Hardware Engineering Team as part of our Connected Aviation business. This is an opportunity to join...Contract workTemporary workWork experience placementWork at officeRemote workFlexible hours$62.5k - $237.5k
...solutions. From military defense and space exploration to biomedical engineering, lives often depend on the solutions we provide. Our... ...information about Draper, visit .Job Description Summary:Draper Mechanical Engineers develop novel solutions to customer driven problems...Full timeLocal area$107.5k - $204.5k
...the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead... ...of aerospace and defense.The Air Defense Ground Equipment Mechanical Design Department is responsible for the mechanical design, development...Temporary workWork experience placementWork at officeRemote workRelocationFlexible hours- Principal Mechanical EngineerAbout UsWe are building scalable, fault-tolerant neutral atom quantum computers that harness the power of atomic physics, precision engineering, and advanced control systems. Our interdisciplinary team combines quantum scientists, optical mechanical...
$110.39k - $151.81k
...and on LinkedIn and X. Senior Systems Semiconductor Packaging Engineer About the Role As a Senior Systems Semiconductor Packaging... ...as SolidWorks and simulation tools such as ANSYS to evaluate mechanical and process performance Process and Quality Methods: - Apply...Permanent employmentFull timeWork at officeShift workDay shift- ...of MIT and RISD (Rhode Island School of Design), and backed by Engine Ventures, Techstars, Fortistar and Gates Corporation, RISE Robotics... ..., RISE is looking for a passionate and team-oriented Senior Mechanical Engineer to join us in shaping the future of heavy duty linear...Work at officeOverseasFlexible hours
$157.08k - $227.46k
...billion in FY25, ADI ensures today's innovators stay Ahead of What's Possible. Learn more at and on LinkedIn and X.The Mechanical/Assembly Engineering Team within Global Operations and Technology which supports the development of transformative integrated medical products...Permanent employmentFull timeWork at officeFlexible hoursDay shift$107.5k - $204.5k
...the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead... ...and help shape the future of aerospace and defense.The Radar Mechanical Design Department leads mechanical design, development, and...Temporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours- ...Job Description Job Description Wunderlich-Malec Engineering (WM) is a 100% employee-owned ESOP and one of the largest and most well... ...responsibilities, or efforts associated with a job. They reflect principal job elements essential for performing the job and evaluating...Work at office
- ...autonomy, and impact. We invite you to join us. The Role Boston Materials is seeking a highly skilled and hands-on Principal Mechanical Engineer, Process Equipment to lead the design, build, and commissioning of specialized production equipment used to manufacture...Full time
$132.4k - $251.6k
...than 100 years of experience and renowned engineering expertise to meet the needs of today’s... ...of aerospace and defense.The Radar Mechanical Design Department leads mechanical design... ...Design Department is seeking a Senior Principal Mechanical Engineer to support the LTAMDS...Contract workTemporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours- ...AMETEK SFMS is looking for a highly collaborative problem-solver with a natural curiosity about mechanical and electrical devices to join us as a Senior Mechanical Engineer in our Wilmington, MA facility. This position will specialize in the development of aerospace components...Local areaFlexible hours
$50k
...solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Scientist, Mechanical Engineer (Space Optical Mechanisms) : Sign-on bonus ($50K max) Job Code: 39051 Job Location: Wilmington, MA or Rochester, NY Job Schedule...Remote workRelocationRelocation package- ...Ametek Aerospace & Defense is looking for a highly collaborative problem-solver with a natural curiosity about mechanical devices to join us as a Mechanical Engineer in our Wilmington, MA facility. This position will specialize in the development of aerospace components...Local areaFlexible hours
- ...An engineering-focused manufacturer is seeking a Mechanical Design Engineer to support the design, development, testing, and production of specialised electronic and electromechanical products. This role offers the opportunity to work across the full product lifecycle...Local area
$125k - $171.6k
...reinventing warehouse automation for increased efficiency, speed and flexibility.What we needWe are looking for a Manager of Mechanical Engineering to join our Fleet Robotics team within our Hardware Engineering organization. Your job will be to lead the mechanical...Full timeContract work$206k - $284k
...We investigate cutting-edge technologies and collaborate with engineers across STR, academic researchers, and industry partners to develop... ...warfare problems. The Role: We are looking for a Principal Engineer to develop state-of-the-art algorithms for RF sensing...Full timeLocal areaNight shift$144k - $216k
...critical path of progress by making them smarter, faster and more efficient.Job Summary & ResponsibilitiesThe Senior Manager, Mechanical Engineer supports the execution of engineering efforts across Onto Innovation, with a focus on technical problem-solving and...Permanent employmentFull time$206k - $284k
...realize the value, the team develops both engineering and operational prototypes to... ...operational needs. Our core team includes principal investigators, program managers, signal... ...RF and Electromagnetic engineers, and mechanical design experts. Our facilities support...Full timeFor subcontractorLocal areaImmediate startNight shift$50k
...solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Scientist, Mechanical Engineer (Space Optical Mechanisms) : Sign-on bonus ($50K max) Job Code: 39051 Job Location: Wilmington, MA or Rochester, NY Job Schedule...Remote workRelocationRelocation package- ...Job Description Apply now Job Title: Equipment Engineering Tech 6 Posting Start Date: 6/5/26 Job Location(s... ...production equipment in a specific area. Perform electrical/mechanical troubleshooting to determine problems in non-functioning electro...Night shift
- ...POSITION SUMMARY The Refrigeration Engineer supports the design and documentation of supermarket refrigeration systems for new... ...sequencing Support assessments of existing HVAC or related mechanical systems, as assigned, with guidance from senior engineers...InternshipImmediate startNight shift
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Principal Mechanical Engineer. Be the first to apply!


