Quality Control Engineer Role Purpose To ensure that all incoming materials, in-process operations, and finished Battery Energy Storage System (BESS) products meet defined quality standards, customer specifications, and regulatory/safety requirements at the manufacturing facility. Key Responsibilities

• Conduct incoming quality inspection (IQC) of raw materials, cells, modules, and other BESS components as per approved specifications and drawings.
• Perform in-process quality checks (IPQC) at critical stages of module/pack/rack assembly to ensure conformance to process standards.
• Carry out final quality inspection (FQC) of finished BESS units prior to dispatch, including visual, dimensional, and functional checks.
• Identify, document, and drive closure of non-conformances (NCRs); support root cause analysis (RCA) and corrective/preventive actions (CAPA).
• Maintain and calibrate quality inspection instruments/gauges; ensure calibration records are current.
• Prepare and maintain quality documentation — inspection reports, checklists, SOPs, control plans, and traceability records.




• Support internal, customer, and third-party quality audits (ISO 9001, IATF, or equivalent) for the BESS line.
• Coordinate with Production, Design, and Supplier Quality teams to resolve quality issues and reduce rejection/rework rates.
• Track and report quality KPIs (first pass yield, defect rate, customer complaints, etc.) to plant leadership.
• Support implementation of quality tools such as 5 Why, Fishbone, FMEA, and 8D problem solving. Required Qualifications
• B.E./B.Tech in Electrical, Electronics, Mechanical, Instrumentation, or related Engineering discipline.
• 2–6 years of relevant experience in quality control/quality assurance, preferably in battery, BESS, electrical equipment, or electronics manufacturing.
• Working knowledge of ISO 9001 quality management systems; exposure to IATF 16949 is an added advantage.
• Familiarity with battery/BESS components (cells, modules, BM

📌 Quality Control Engineers (India)
🏢 Larsen and Toubro
📍 India