Research and Development Test Engineer

Job overview

The Research and Development Test Engineer role is onsite in Menlo Park, CA. The stated salary range is $108,768–$123,600 per year, with salary adjusted for local market conditions and experience. Mainspring Energy develops a Linear Generator, and this role supports product development and validation. The engineer designs and executes experiments and tests on electrical and software changes to assess product capabilities and performance. The work informs product design and releases through hands-on troubleshooting, data analysis, reporting, and improvements to testing processes and infrastructure.

What you'll do

• Work hands-on with technicians to troubleshoot, retrofit, and operate Linear Generator test units. Collaborate with engineering teams to design and execute experiments
• analyze data, generate reports, and communicate results. Manage daily test priorities to meet deadlines and develop or improve processes and infrastructure for testing next-generation products.

What we're looking for

Skills & competencies

research and development test engineer

linear generator

product testing

electrical engineering

software changes

instrumentation

data analysis

python

matlab

c++

menlo park ca

mainspring energy

$108,768–$123,600/year

onsite

Work arrangement

• Weekend coverage required

Benefits & perks

• Pre-IPO company equity through Restricted Stock Units (RSUs) and benefits.

Why this role

Works across research and production environments and engages with electrical, mechanical, software, and controls aspects of the system. The posting lists pre-IPO company equity through Restricted Stock Units and benefits.

About the employer

Mainspring Energy is hiring for this role. Industry: Engineering Services. Sector: 54.