Supplier Quality Engineer, Energy Storage
Redwood MaterialsSan Francisco, California
Full Time
Posted October 16, 2025
$136k - $184k
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Application opens on company website
Job Description
The Supplier Quality Engineer at Redwood Materials is responsible for ensuring external supplier components meet quality and reliability standards, qualifying new suppliers, and supporting production ramp-up for energy storage products in a fast-paced, dynamic environment.
Key Responsibilities
- Conduct supplier audits, process assessments, and risk evaluations to qualify new sources and ensure readiness for mass production
- Lead PPAP, FAI activities, and define incoming inspection criteria based on part criticality
- Partner with cross-functional teams to align specifications, tolerances, and process controls
- Manage supplier non-conformances, lead 8D investigations, and verify corrective actions
- Create and maintain supplier scorecards with KPIs such as PPM, delivery performance, and responsiveness
- Support new product introduction (NPI) builds and provide DFM feedback through early supplier engagement and pilot line walkthroughs
Requirements
- A B.S. in Mechanical, Electrical, or Industrial Engineering
- At least 4 years of supplier quality experience in high-voltage, power electronics, automotive, or industrial hardware environments
- Deep understanding of PCBA, harnessing, connectors, and mechanical fabrication including CNC, casting, and plastics
- Familiarity with APQP, PPAP, SPC, DFMEA, PFMEA, and ISO9001 IATF16949 systems
- Ability to perform supplier audits, process, system, product, and risk assessments to qualify new sources and ensure readiness for mass production
- Experience leading PPAP FAI activities and defining incoming inspection criteria based on part criticality
- Ability to manage supplier non-conformances, lead 8D investigations, and verify the effectiveness of corrective actions
- Experience creating and maintaining supplier scorecards with KPIs such as PPM, delivery performance, and responsiveness
- Ability to support NPI builds and DFM feedback loops with early supplier engagement and pilot line walkthroughs
- Ability to build a network of supplier partners with robust process maturity, reliability, and capacity
- Ability to travel up to 30% to supplier locations domestically and internationally
- Ability to perform essential physical functions such as climbing, standing, stooping, or typing
- Ability to work in challenging conditions that may include exposure to noise, dust, chemicals, and temperature extremes while protected by PPE
- Ability to maintain regular, punctual attendance in accordance with ADA, FMLA, and other federal, state, and local standards
- Willingness to work occasional weekends, nights, or be on-call as part of the job
Benefits & Perks
Compensation/salary range: $136,000 - $184,000 USD
Full-time position
Ability to work in challenging conditions with PPE
Occasional work on weekends, nights, or on-call
Occasional travel to domestic and international supplier locations
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