Battery Failure Analysis Engineer

Role Description The Battery Failure Analysis Engineer role at HaiShi Automotive Engineering Services & Consulting is a full-time, on-site position based in chennai. The engineer will perform root-cause analysis of battery-related failures in automotive systems, using structured failure analysis and fault isolation techniques to identify defects and performance issues. Daily responsibilities include planning and executing test procedures, analyzing test data, documenting findings, and preparing clear technical reports and recommendations for design, manufacturing, and quality teams. The role collaborates closely with cross-functional engineering groups to improve product reliability, supports corrective actions, and contributes to continuous improvement of battery design, fabrication, and validation processes. The engineer will also help define and refine laboratory methods, maintain analysis equipment, and ensure all work adheres to safety, regulatory, and customer requirements.
Qualifications
Battery Failure Analysis Engineer in Chennai (Cell / Pack / BMS).
Key required skills:
✅ Hands‑on lithium‑ion cell teardown (cylindrical / prismatic / pouch) inside Ar glove‑box, mindful of preventing secondary sample damage
✅ Identify typical failure modes: lithium plating, SEI thickening, electrolyte dry‑out, delamination, ISC, capacity fade & swelling
✅ Perform root‑cause analysis via X‑Ray / CT, EIS, dQ/dV, SEM‑EDS characterization
✅ Read BMS schematics; troubleshoot Pack voltage anomalies, differentiate cell‑intrinsic defects, BMS sampling & harness faults
✅ CAN message parsing (CANoe / PCAN / ZLG), analyse BMS log data (V, I, SOC)
✅ Lab tools: multimeter, oscilloscope; prepare professional failure‑analysis reports

Work arrangement
No