Description
Job Title: HV Battery Pack Engineer – BESS
Location: Chennai (Plant / R&D;)
Department: Product Engineering / Manufacturing Engineering
Experience: 5–12 years
Role Summary
The HV Battery Pack Engineer will be responsible for the design, development, integration, and industrialization of high-voltage battery packs used in Battery Energy Storage Systems (BESS). The role involves working across electrical, mechanical, and thermal domains to ensure protected, reliable, and scalable HV pack solutions.
Key Responsibilities
1. HV Pack Design & Development
- Design and develop high-voltage battery packs (600V–1500V) for BESS applications
- Define architecture: modules, racks, busbars, harness, connectors, enclosure
- Work on cell-to-pack / module-to-pack integration strategies
- Selection of components: contactors, fuses, relays, HV connectors

2. Electrical Integration
- Integrate Battery Management System (BMS) with HV pack
- Design HV/LV wiring harness and interconnections
- Ensure proper insulation, grounding, and isolation compliance




- Perform electrical schematics and validation

3. Thermal & Safety Engineering
- Develop thermal management systems (air/liquid cooling)
- Ensure compliance with safety standards (IEC, UL, UN38.3)
- Conduct DFMEA / PFMEA and hazard analysis
- Implement thermal runaway mitigation strategies

4. Manufacturing & Industrialization
- Support prototype builds → pilot → mass production
- Define assembly processes, SOPs, and line setup
- Work closely with manufacturing for line balancing & yield improvement
- Troubleshoot production issues related to HV packs

5. Testing & Validation
- Define and execute DVP (Design Validation Plan)
- Conduct electrical, thermal, vibration, and lifecycle testing
- Root cause analysis of failures and implement corrective actions

6. Cross-Functional Collaboration
- Work with R&D;, Quality, Supply Chain, and Manufacturing teams
- Coordinate with suppliers for component development & qualification
- Support cer

📌 Senior Manager (India)
🏢 Vikram Solar
📍 India