Test Engineer, Energy Storage
Redwood MaterialsSan Francisco, California
Full Time
Posted December 16, 2025
$112k - $224k
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Application opens on company website
Job Description
The Test Engineer at Redwood Materials is responsible for designing, developing, and validating manufacturing and field testers for new energy storage products, collaborating across mechanical, electrical, and software domains to ensure robust product testing and quality assurance.
Key Responsibilities
- Develop and implement manufacturing field testers for a new electromechanical product
- Collaborate with firmware and hardware teams to develop test coverage, define metrics, and align on hardware and firmware features for testing
- Debug and root cause issues found during manufacturing testing
- Design and develop manufacturing test hardware, including functional and system power tests
- Lead tester builds and validation efforts such as GRR and SAT
- Work with software teams to develop test automation, self-test, and data analysis
Requirements
- Bachelor's degree in Mechanical Engineering, Electrical Engineering, Mechatronics, or a related field
- At least 5 years of technical experience in manufacturing test engineering or a related role
- Experience working with high-voltage systems of 400-2000VDC and 480-800VAC
- Deep technical expertise in at least one aspect of test engineering, with comfort working across disciplines including mechanical, electrical, and software
- Experience working in a high volume manufacturing environment
- Direct experience with battery testers or characterization tools
- Experience developing scalable tools, infrastructure, and design practices for test engineering teams
- Excellent communication and interpersonal skills with the ability to engage effectively with stakeholders at all organizational levels, including executives
- Ability to perform the essential job functions safely and successfully in environments that may include exposure to noise, dust, chemicals, and temperature extremes, while protected by PPE
- Ability to maintain regular, punctual attendance consistent with the ADA, FMLA, and other federal, state, and local standards
- Ability to work in challenging working conditions which may include exposure to noise, dust, chemicals, and temperature extremes, while protected by PPE
- Essential physical requirements such as climbing, standing, stooping, or typing
- Willingness to occasionally work weekends, nights, or be on-call as a regular part of the job
- Willingness to undertake occasional travel as needed
Benefits & Perks
Salary range: $112,000 - $224,000 USD
Full-time position
Compensation commensurate with experience
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