Lead Cell Integration and Pack Engineer

QuantumScape Corp. • San Jose, CA

47d • Onsite

About The Position

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. Job Title: Lead Cell Integration and Pack Engineer (Director) About QS: QuantumScape (NYSE: QS) is on a mission to revolutionize energy storage to enable a sustainable future. The company's next-generation solid-state lithium-metal battery technology is 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 Battery Systems Development team builds and tests systems powered by QS cells. We're a diverse, hands-on group of engineers who value fast learning and resourcefulness. We work closely with our cell, electrical testing, and product teams to deliver high impact prototypes and reference designs. What we need: QuantumScape is seeking a hands-on Battery Pack Team Lead to own pack architecture, delivery, and team execution for programs that integrate next‑generation cells into safe, reliable, and testable packs. You'll lead a small team (engineers and technicians), act as the technical authority on pack design & validation, and drive cross-functional collaboration to meet schedule, performance, safety, and quality targets.

Requirements

• Engineering (or related field) degree and 12+ years industrial experience. 5+ years combined experience designing and/or testing packs or cells.
• Hands-on experience with battery cyclers (e.g. Arbin, Maccor), oscilloscopes, isolated differential probes, DMMs,
• Working knowledge of BMS architectures (AFE/ADC, fuel‑gauge, passive & active balancing, protection) and communication buses (CAN 2.0/FD, SMBus).
• Solid understanding of cell chemistries and architectures.
• Superb interpersonal skills, both written and oral. Strong interpersonal and organizational skills
• Desire to work in fast fast-paced and constantly evolving environment

Nice To Haves

• Experience integrating solid state cells and managing their unique constraints.
• CAD proficiency for mechanical/electrical layouts (e.g., SolidWorks, Altium/KiCad) and thermal simulation (ANSYS Icepak, COMSOL, or 6SigmaET).
• Familiarity with pack level compliance/validation workflows and environmental testing (HALT/HASS, IP ratings).
• Rapid prototyping methods for jigs, fixtures, and enclosures (CNC, 3D printing, laser cutting).

Responsibilities

• Pack architecture & design - translate cell electro‑mechanical constraints into module/pack layouts, interconnect schemes, and mechanical housings.
• Hands‑on prototyping - tab & ultrasonic/laser/spot welding, bus‑bar machining, harness and custom cable fabrication, potting, sealing, and enclosure builds in our in‑house lab.
• Electrical integration - select and tune BMS ICs, design wire harnesses, and high‑current connectors; validate with oscilloscopes, SMUs, battery cyclers, and HV probes.
• Testing & data analysis - run performance, safety, abuse, and environmental tests; analyze cycling & impedance data to guide design iterations.
• Cross‑functional leadership - collaborate with Cell, Product, and Safety teams; author build documentation, BoMs, and validation testing reports; mentor junior engineers and technicians.

Benefits

• QuantumScape also offers an annual bonus and a generous RSU/Equity package as part of its compensation plan.
• In addition, we do offer a tremendous benefits plan including employee paid health care, Employee Stock Purchase Plan (ESPP), and other benefits.

What This Job Offers

• Job Type: Full-time
• Career Level: Director
• Industry: Electrical Equipment, Appliance, and Component Manufacturing
• Number of Employees: 501-1,000 employees