Engineering Test Technician, Energy Storage
Redwood MaterialsSan Francisco, California
Full Time
Posted February 13, 2026
$43 - $66
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Job Description
An Engineering Test Technician at Redwood Materials will support the development and validation of new battery-related products by building, setting up, and executing tests, troubleshooting hardware issues, and collaborating with cross-functional teams to ensure product performance, safety, and reliability.
Key Responsibilities
- Build, set up, and execute validation tests for a new electromechanical product
- Assemble, install, and maintain test infrastructure such as fixtures, sensors, actuators, chambers, and power supplies
- Operate test equipment, follow procedures, and ensure safe handling of high-voltage systems and lab hardware
- Collect, organize, and document test data, observations, and results
- Perform basic failure triage and support failure analysis through teardown, inspections, and root-cause investigations
- Troubleshoot test setups and hardware issues, escalate and collaborate to resolve blockers
- Support test automation and data logging tools, including running scripts and validating outputs
- Assist with product assembly, build readiness, and day-to-day troubleshooting in NPI line operations
- Create, update, and maintain build documentation, work instructions, and change logs
- Manage lab inventory, organization, and power infrastructure
- Assemble and validate high-voltage harnesses and electrical sub-systems, ensuring electrical safety compliance
Requirements
- Associate degree, technical certification, or equivalent hands-on experience in mechanical, electrical, mechatronics, or related fields.
- At least 3 years of experience in a lab, manufacturing, or test environment as a technician, engineering tech, or similar role.
- Experience working with or around high-voltage systems ranging from 400V to 2000VDC and 480VAC to 800VAC, with strong safety discipline including LOTO, PPE, and safe work practices.
- Strong hands-on skills with mechanical assembly, wiring, sensors, instrumentation, and lab equipment.
- Comfortable following test procedures, maintaining detailed documentation, and producing clear test summaries.
- Experience assembling, installing, and maintaining test infrastructure such as fixtures, sensors, actuators, chambers, and power supplies.
- Ability to operate test equipment safely and effectively, including handling high-voltage systems and lab hardware.
- Ability to collect, organize, and document test data, observations, and results clearly and consistently.
- Experience performing basic failure triage and supporting failure analysis through teardown, inspections, and root-cause investigations.
- Troubleshooting test setups and hardware issues, escalating and collaborating to resolve blockers quickly.
- Supporting test automation and data logging tools, including running scripts, validating outputs, and contributing small updates as needed, with familiarity with basic scripting or automation tools such as Python being a plus.
- Ability to support New Product Introduction (NPI) line operations by assisting with product assembly, build readiness, and day-to-day troubleshooting.
- Creating, updating, and maintaining build documentation, including work instructions, assembly procedures, and change logs.
- Supporting the management of lab inventory, organization, and power infrastructure.
- Assembly and validation of high-voltage harnesses and electrical sub-systems, including wiring, terminations, and integration, while ensuring full compliance with electrical safety requirements and site policies.
- Physical ability to perform essential job functions safely and successfully, including working with small components under a microscope for extended periods, manual dexterity for precision soldering and handling heavy copper assemblies, occasional lifting of up to 25 lbs, and working in challenging environments with exposure to noise, dust, chemicals, and temperature extremes while protected by PPE.
- Willingness to work flexible hours, including occasional weekends, nights, or being on-call, and occasional travel as required.
Benefits & Perks
Salary range: $43,000 - $66,000 USD
Full-time employment
Compensation commensurate with experience
Ready to Apply?
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