- DEIC-L&T Precision Engineering & Systems IC
- Coimbatore Campus
Posted On 27 Jul 2026
End Date 23 Jan 2027
Required Experience3 - 8 years
Skills
Knowledge & Posting Location
Testing Products
Minimum Qualification
Bachelor of Engineering (BE)General Diploma
Job Description
Role Summary
Responsible for validation, testing, and commissioning of Battery Energy Storage Systems (BESS) at component, pack, and container level. Ensures system performance, safety, and compliance with applicable standards.
Key Responsibilities
1. Testing & Validation
- Battery packs (Li-ion, LFP, etc.)
- BMS (Battery Management System)
- PCS (Power Conversion System)
- Complete BESS containers
- Perform electrical, thermal, functional, and safety testing
- Conduct FAT (Factory Acceptance Test) and SAT (Site Acceptance Test)
2. System Integration Testing
- Validate interfaces between battery, BMS, PCS, EMS, and SCADA
- Test communication protocols (CAN, Modbus, Ethernet)
- Perform charge-discharge cycle testing and efficiency validation
3. Compliance & Standards
- IEC / UL / BIS relevant to BESS
- Support certification processes and documentation
4. Data Analysis & Reporting
- Analyze test data and identify performance gaps
- Prepare detailed test reports and failure analysis
- Suggest corrective actions and design improvements
5. Troubleshooting & Root Cause Analysis
- Diagnose issues in battery systems, wiring, control logic
- Work closely with design, quality, and production teams
6. Test Infrastructure Setup
- Define and set up test benches, load banks, cyclers
- Support automation of testing where applicable
Qualifications
- B.E / B.Tech / Diploma in Electrical / Electronics / Mechatronics
- 3–8 years experience in BESS, EV, battery, or power electronics testing
Required Skills
- Lithium-ion batteries & BMS
- Power electronics & inverters
- Battery cyclers, HV testing equipment
- Data acquisition systems
- CAN tools, Modbus tools
- Safety practices for high voltage systems