Principal Process Development Engineer (CA, US, 95131)
QuantumScape
United States · California$162k–$217kPosted Jul 12, 2026
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Title:
Principal Process Development Engineer
Date:
Jul 10, 2026
Location:
CA, US, 95131
Work Location Type:
On-site
Company:
QuantumScape Corporation
Description:
QuantumScape is on a mission to transform energy storage with solid-state lithium-metal battery technology. The company’s next-generation batteries are designed to enable greater energy density, faster charging and enhanced safety to support the transition away from legacy energy sources toward a lower carbon future.
About the team: The Cobra Hardware & Process team develops the heat treatment equipment and process for scale-up of the Cobra ceramic separator manufacturing process. We custom design most of our tools in-house to the needs of our unique process and materials system. The team consists of both hardware and process engineers, who work closely together to identify and implement novel solutions for improving throughput, quality and robustness.
What we need: The Cobra team is seeking an experienced and highly skilled Process Development Engineer to help develop our next-generation processes and tools. We are looking for a candidate with a strong background in processing or materials, who also has experience working on equipment and can interface seamlessly with mechanical and controls engineers on the team. In this position, your input will be critical in guiding which new design and process approaches are prototyped, get deployed on production tooling, and become part of our long-term roadmap, making this a pivotal role for shaping the future of our separator manufacturing.
What You’ll do:
Design and execute experiments for fabricating ceramic films on prototype heat treatment equipment
Analyze materials characterization data, prepare reports for colleagues, and make recommendations for process and hardware improvements
Suggest, oversee and evaluate effects of hardware modifications to existing processing equipment
Bring up, debug and transfer processes to new production equipment
Identify potential process or hardware failure modes and develop robust mitigation strategies
Skills You’ll Need:
PhD in engineering or science with 6+ years of experience, preferably in an industrial process R&D setting. MS and BS candidates with equivalent industry experience in process research and development will also be considered.
Experience in materials characterization techniques (e.g. XRD, SEM, FIB, EDS)
Experience in hands-on troubleshooting of mechanical systems, preferably processing equipment for battery, semiconductor, or related fields
Familiarity with mechanical design, including at least one major CAD package, e.g. SolidWorks, AutoDesk Inventor
Working knowledge of statistics and proficiency in data analysis software, e.g. JMP, Python, or equivalent
Capability to drive projects to completion with little oversight
Nice to have:
Experience in web handling
Deep familiarity with high temperature processing and equipment, e.g. Rapid Thermal Processing...