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Senior Staff/Principal Battery Cell Engineer

Irvine, CA💼 Full-time🗓 2026-09-09 → 2026-09-26

Core

Lead technical interface for U.S. OEM customers on battery cell design, development, validation, and industrialization, translating vehicle/pack requirements into cell-level solutions.

Role type

Senior Staff/Principal Battery Cell Engineer (Customer-Facing Technical Lead)

Builds

Next-generation lithium-ion battery cells and systems for electric vehicles and energy storage

Domain

Electric Vehicle (EV) and Energy Storage / Lithium-ion Battery Technology

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work -> product features (cell design solutions, validation strategies, integration plans)

Required skills

Lithium-ion cell design and architecture, electrochemical performance analysis, safety and lifetime assessment, fast charging optimization, manufacturing feasibility evaluation, root-cause analysis, FMEA development (DFMEA/PFMEA), APQP/PPAP support, cross-functional technical leadership, data analysis for cell performance

Preferred skills

Fast-charging application development, knowledge of battery safety standards (UN 38.3, UL, IEC, GB, FMVSS), direct automotive OEM experience, DFMEA/PFMEA and product qualification support, advanced material characterization (XRD, FTIR, Raman, SEM, NMR), large battery dataset analysis with Python/MATLAB

Technologies

Python, MATLAB, GITT, EIS, CV, PITT, XRD, FTIR, Raman spectroscopy, SEM, NMR

Responsibilities

Serve as lead technical interface for U.S. OEM customers on cell design and industrialization; Translate customer vehicle/pack/system requirements into cell-level design targets; Develop cell design solutions balancing energy density, power, safety, and cost; Lead technical alignment on specifications, validation plans, and acceptance criteria; Develop test methods and validation strategies for cell and pack performance; Analyze test data to assess performance and identify risks; Lead root-cause investigations for design and manufacturing issues; Collaborate on DFMEAs, PFMEAs, and quality activities (APQP, PPAP); Represent technology roadmap and capabilities to customers; Travel up to 30% for customer engagements and launches

Seniority

Senior Staff/Principal, hands-on IC with strategic customer leadership

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