Test Engineer (Battery Testing)

About the role

Amprius Technologies is hiring a Test Engineer in its Engineering Team in Fremont, California. The role runs engineering tests and experiments, manages testing equipment and compiles inspection reports so the Engineering team receives accurate, timely data for product decisions. It reports to the Sr. Director of Engineering and is an on-site position.

Key responsibilities

• Run cell qualification tests such as charge/discharge cycling, rate capability, capacity checks, formation, DCIR/HPPC, temperature performance and EIS using Arbin and Neware testers and environmental chambers, and build test schedules, wire fixtures and thermocouple mounts.
• Perform safety, abuse and environmental tests (overcharge, hot box, external short, nail penetration, thermal cycling, vibration, altitude) to UN38.3, IEC 62133 and UL 1642 standards.
• Maintain testing and formation equipment: installation, calibration, preventive maintenance, troubleshooting, repair, uptime tracking and spare parts.
• Create data summaries, inspection reports, test plans, SOPs and work instructions, keep traceable records and support CAPA and ECOs under ISO 9001.
• Support engineering development with CT scanner, resistivity and adhesion tests, and run incoming quality checks (IQC) on cells and components.
• Follow safety protocols, stop abnormal tests and recommend efficiency and safety improvements.

Required profile

• Bachelor's degree in engineering, physical sciences or a related technical field.
• At least 3 years of experience with battery testing methods and equipment.
• Solid technical background, strong organization and attention to detail, able to work independently with minimal direction.
• Ability to lift and move objects up to 25 pounds, prolonged sitting at a desk, and wearing PPE such as a lab coat, gloves, safety glasses, face mask, respirator and safety shoes.

Required skills

• Solid knowledge of battery testers, cyclers and inspection equipment.
• UN38.3, IEC 62133 and UL 1642 compliance.
• ISO 9001 documentation and CAPA/ECO processes.

What we offer

• Salary of $98,075 - $127,375 depending on knowledge, experience and education.
• Medical, dental and vision coverage (HMO and PPO options), employer-funded HRA, HSA-compatible plan and FSA options.
• Pet health insurance, traditional and Roth 401(k) plans.
• Generous vacation leave starting at 3 weeks per year, 10 paid holidays and sick time.
• Cell phone reimbursement.