Principal Mechanical Engineer - Sustaining Engineer

Job Description:

Please note that this position is not available for visa sponsorship, and we are unable to take over existing employment visa sponsorships

POSITION SUMMARY 

TransMedics is seeking a Principal Mechanical Engineer to serve as a technical lead across our on-market product portfolio. In this role, you will drive innovation, mentor engineering teams, and lead the end-to-end development of complex mechanical designs — setting standards that elevate the entire organization.

RESPONSIBILITIES 

This position is responsible for, but not limited to, the following: 

• Serve as the technical lead in developing new designs for on-market product lines, operating with full autonomy and influencing organizational engineering direction.
• Prepare, own, and chair design reviews at the program level while contributing to cross-functional design reviews as a subject matter expert.
• Lead and produce advanced SolidWorks solid models, assemblies, and engineering drawings.
• Lead structural, dimensional, fluid, vibration, thermal, and reliability analyses for new and existing products.
• Oversee prototype fabrication strategy utilizing internal and external resources.
• Define and own product and process specifications, test methodologies, and engineering feasibility frameworks for new and existing product lines.
• Author and execute V&V test protocols and technical reports ensuring compliance with regulatory and quality system requirements.
• Own engineering change orders and technical documentation at the system level, ensuring traceability and alignment with design history requirements.
• Collaborate with internal and external manufacturing partners at a strategic level to ensure design for manufacturability across the product portfolio.
• Identify, evaluate, and qualify strategic suppliers to support program and technology roadmaps.
• Lead cross-functional investigations into field issues and product defects driving systematic root-cause analysis and implement robust, scalable corrective actions.
• Perform other TransMedics tasks and duties as assigned/required. 

MANAGEMENT RESPONSIBILITIES

This position manages the following positions on a daily basis.

• This position will not have management responsibilities. 

PHYSICAL ATTRIBUTES  

• General Office Environment
• Must be able to lift up to 25 lbs
• May travel up to 10% domestically / 10% internationally

MINIMUM QUALIFICATIONS  

• BSME with 10 years or MSME with 8 years mechanical design/engineering experience or equivalent combination of education and experience
• Proven ability to develop mechanical designs using best engineering practices
• Must have experience with applicable manufacturing processes such as injection molding, thermoforming, machining, and plastic joining technologies.
• Experience developing and troubleshooting electromechanical systems
• Must have expertise with SolidWorks CAD software
• Must be reliable and able to work both independently and in a team environment with outstanding written and verbal communication skills

 PREFERRED QUALIFICATIONS  

• Experience with FDA, ISO, and IEC standards
• Full life cycle medical device development experience preferred
• Experience with analytical software packages preferred

As part of our long-term growth plans, TransMedics is excited to announce our plan to relocate our headquarters (HQ) to Somerville, MA by 2028. We chose this location because we believe it is a place where innovation will thrive. Our new state-of-the-art headquarters is designed to support collaboration, creativity, and discovery. We believe this will be a place where we can continue to do things few thought possible in organ transplantation to help patients. Specific timing and role impact may vary.

Every Organ Wasted is a Life Not Saved.

TransMedics, Inc. is a commercial-stage medical technology company transforming organ transplant therapy for patients worldwide. Our mission is to help save more patients’ lives by increasing access to viable donor organs for those who are awaiting an organ transplant. To accomplish this mission, we partner closely with transplant stakeholders worldwide and help expand their access to healthy donor organs, while delivering the highest quality technology, service, clinical care and outcomes. 

Driven by a passion for improving patient care, we make the impossible possible and keep our employees at the center of everything we do. Together, we strive to enhance the quality of life for transplant recipients and their families, fostering hope and healing in the journey toward better health. 

Maximize your potential at TransMedics, Inc. 

www.TransMedics.com 

TransMedics is committed to equitable and transparent compensation. The expected base salary range for this role is $155,300.00 – $193,700.00 which represents the company’s current good-faith estimate of compensation for this position. Actual salary will depend on factors such as, but not limited to, candidate experience, qualifications, skills, and the specific work location. This role may also be eligible for bonuses, equity, and a comprehensive benefits package (medical, dental, vision, retirement savings, paid time off, and wellness resources). We comply with all U.S. pay transparency laws and do not request or consider salary history.

TransMedics is an equal opportunity employer and does not discriminate on the basis of race, color, religion, sex, national origin, marital status, age, disability or protected veteran status, or any other characteristic protected by law. We are committed to creating an inclusive environment for all employees.