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Mechanical Engineer II

TransMedics, Inc.
Andover, MA Full Time
POSTED ON 5/7/2026
AVAILABLE BEFORE 6/4/2026
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 Mechanical Engineer II to serve as a hands-on technical contributor across our on-market product portfolio. In this role, you will be responsible for supporting, advancing and scaling existing product lines through detailed mechanical design, prototyping, testing, and validation.

Responsibilities

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

  • Serve as hands-on, technical contributor in developing design enhancements to support on-market product lines, operating
  • Document designs by constructing solid models, assemblies, and drawings
  • Fabricate prototypes utilizing internal and external resources
  • Perform engineering analyses to support new and existing product designs
  • Work with internal and external manufacturing partners to ensure design for manufacturability and serviceability
  • Develop specifications, test methods, and conduct engineering feasibility testing of new and existing product designs
  • Prepare and lead design reviews
  • Identify and qualify new suppliers as necessary
  • Write test protocols and reports in support of product and process verification/validation
  • Prepare engineering change orders and documentation
  • Work cross-functionally as needed to address field issues and defects to determine root-cause and implement corrective actions as necessary
  • 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 2 years or MSME with 0-2 years mechanical design/engineering experience or equivalent combination of education and experience
  • Experience developing mechanical designs using best engineering practices
  • Experience using Microsoft Office software
  • Must be reliable and able to work both independently and in a team environment
  • Must possess outstanding written and verbal communication skills

Preferred Qualifications

  • Experience with injection molding, thermoforming, and plastics
  • Full life cycle medical device development experience
  • Experience with analytical software packages
  • Experience in 3D modeling and drafting, SolidWorks
  • Experience developing and troubleshooting electromechanical systems

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 $85,750.00 – $107,050.00, 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.

Employee Benefit

Medical with Health Reimbursement Account through Blue Cross/Blue Shield of MA

Dental

Vision

Healthcare Flexible Spending Account

Dependent Care Flexible Spending Account

Short Term Disability

Long Term Disability

401K Plan

Pet insurance

Employee Stock Purchase Plan

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.

Salary : $85,750 - $107,050

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