R&D Test Engineer

The listed salary for this R&D Test Engineer position at mainspringenergy is USD 109K–124K. This is an Salary role.

This R&D Test Engineer role at mainspringenergy is based in Menlo Park, CA. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.

This is listed as a Salary position. It is posted as a R&D Test Engineer role in the Product Testing department at mainspringenergy.

This R&D Test Engineer position is part of the Product Testing department at mainspringenergy. See the full job description for more information about the team structure and responsibilities.

Click the "Apply Now" button on this page. You will be redirected to mainspringenergy's official application portal hosted on lever where you can submit your application directly.

This R&D Test Engineer position at mainspringenergy was posted on Aug 21, 2026. Apply as soon as possible — early applications are often reviewed first.