# Lead Mechanical Engineer > Raydar · San Francisco, United States · Full-time · Posted 2026-11-05 **Salary:** USD 140,000–160,000 **Workplace:** on_site ## Description About the company Our client is a technology company. The role Raydar is recruiting for this role on behalf of our client. Own the mechanical design of hardware products, taking them from early concept through prototyping, validation and production readiness. The work covers enclosures, thermal and vibration performance, supplier collaboration and the design of new hardware for future products. What you'll do \- Develop designs from initial concept in CAD through prototyping and iteration. \- Engineer thermal and vibration performance for sealed electronics enclosures. \- Work with manufacturing suppliers to make designs practical to produce. \- Oversee assembly and hands-on validation of hardware in real field conditions. \- Design new hardware products and form factors as the product line grows. ## Requirements What we're looking for \- Several years of mechanical work on a student engineering build team, such as a racing, rover, rocketry or robotics group. \- Two or more hardware engineering internships or roles, with software experience not counted. \- Graduate or undergraduate training in mechanical, aerospace or a neighbouring engineering discipline, with a grade point average of at least 3.0. \- Practical experience managing temperature and vibration in a physical product, such as cooling electronics in a sealed housing or analyzing dynamic loads. \- A portfolio of physical hardware projects you personally designed and built, including personal builds or projects outside of class. \- Working knowledge of CAD, FEA and GD&T. Bonus points \- Experience at large aerospace, automotive or robotics companies. ## Benefits Compensation and benefits \- Base salary: $140K to $160K \- Equity Location and work model \- San Francisco, California, United States \- On-site \- Full-time ## Apply [Apply at Raydar](https://apply.workable.com/raydar/j/8F79583291/apply) --- Powered by [Workable](https://www.workable.com)