Mechanical Engineer II

Hinge Health is seeking a Mechanical Engineer to join our Hardware Engineering team. In this role, you will play a key part in designing and developing our next generation hardware products. As a junior-to-mid-level engineer, you will work on diverse projects, driving mechanical designs for highly integrated medical devices. You will work cross-functionally with electrical, mechanical, and manufacturing teams to bring products from concept through production.

The ideal candidate is excited about solving real problems with hardware – your work will have a direct impact on reducing pain and improving the lives of our millions of members. In joining our HW group within the broader R&D organization, you will be part of a highly capable, motivated, small team where your contributions and ideas truly matter.

• Design complex device assemblies and manufacturing fixtures in 3D CAD, integrating components such as PCBAs, batteries, connectors, etc.
• Rapidly build and test prototypes using a variety of technologies (3D printing, machining, etc.
• Work at all stages of the product development process, from exploration and prototyping to detailed design, testing, and ramping to mass production
• Collaborate closely with electrical, firmware, and senior mechanical engineers on system architecture and integration
• Ensure design quality and meeting medical device regulatory requirements with clear documentation and robust testing
• Support manufacturing and sustaining engineering by improving designs for reduced cost or improved manufacturability, supporting process or test development, and assisting with failure analysis

We believe that remote work and in-person work have their own advantages and disadvantages, and we want to be able to leverage the best of both worlds. Employees in hybrid roles are required to be in the office 3 days per week, for the full 8 hours of a typical business day. The San Francisco office has a dog-friendly workplace program.

• 2+ years of professional experience in Mechanical Engineering or Product Design, designing consumer electronics, medical devices, or other highly integrated embedded hardware
• Professional experience with 3D CAD modeling and 2D engineering drawings
• Experience with various manufacturing processes and design for manufacturing/assembly best practices (DFM/DFA)
• Experience with prototyping and basic machine shop equipment
• Proficient with part joining techniques, tolerance stackup analyses, and mechanical testing methods (e.g. drop, water ingress testing, etc.)

• Proficiency with Solid Works
• Experience working in medical device development or, alternatively, within another highly regulated industry (aerospace, automotive, etc.)
• Experience with quality management systems (QMS)
• Familiarity with Surface Mount Technology (SMT) and basic electronics principles
• Proven experience transitioning designs to high-volume manufacturing, including supporting vendor management

Hinge Health leverages software, including AI, to largely automate care for joint and muscle health, delivering an outstanding member experience, improved member outcomes, and cost reductions for its clients. The company has designed its platform to address a broad spectrum of MSK care—from acute injury, to chronic pain, to post-surgical rehabilitation—and the platform can help to ease members’ pain, improve their function, and reduce their need for surgeries, all while driving health equity by allowing members to engage in their exercise therapy sessions from anywhere.

The company is headquartered in San Francisco, California.

Learn more at

• Inclusive healthcare and benefits:
  On top of comprehensive medical, dental, and vision coverage, we offer employees and their family members help with gender-affirming care, tools for family and fertility planning, and travel reimbursements if healthcare isn’t available where you live.
• Planning for the future:
  Start saving for the future with our traditional or Roth 401k retirement plan options which include a 2% company match.
• Modern life stipends:
  Manage your own…