LNT/B-SE/1855592

- DEIC-L&T; Precision Engineering & Systems IC
- Bengaluru - L&T; Tech Park S2
- Posted On 11 Sep 2026
- End Date 10 Mar 2027
- Required Experience5 - 8 years

Skills

Knowledge & Posting Location

Service Energy Storage

Minimum Qualification

General DiplomaBachelor of Engineering (BE)

BESS Service Engineer

Location: Coimbatore

Job Type: FTC /Direct Contract

Job Summary The BESS Service Engineer is responsible for commissioning support, preventive maintenance, troubleshooting, diagnostics, and corrective maintenance of Battery Energy Storage Systems. The role involves working with battery systems, PCS/Inverters, MV/LV equipment, EMS/SCADA systems, HVAC, Fire Suppression Systems, and ensuring maximum system availability and safety.

Key Responsibilities

Installation & Commissioning Support

- Support installation and commissioning of BESS projects.
- Perform pre-commissioning checks and site acceptance tests.
- Verify battery racks, PCS, transformers, switchgear, EMS, and auxiliary systems.
- Coordinate with EPC contractors, OEMs, and customers during commissioning.

Preventive Maintenance

- Conduct routine inspection and preventive maintenance activities.
- Check battery health parameters including:
- Cell Voltage
- String Voltage
- SOC
- SOH
- Temperature
- Insulation Resistance

- Inspect HVAC, fire protection,



and safety systems.
- Prepare maintenance reports and service documentation.

Fault Diagnosis & Troubleshooting

- Diagnose and rectify faults in:
- Battery Packs
- BMS (Battery Management System)
- PCS/Inverter
- EMS
- SCADA
- MV/LV Switchgear
- Transformer Systems

- Analyze alarms and event logs.
- Coordinate with OEM technical teams for complex issues.

Performance Monitoring

- Monitor plant performance remotely and on site.
- Analyze charging/discharging performance.
- Evaluate system efficiency and Round Trip Efficiency (RTE).
- Recommend corrective and optimization measures.

Safety & Compliance

- Follow electrical safety standards and LOTO procedures.
- Ensure compliance with local regulations and OEM guidelines.
- Conduct toolbox talks and safety audits.
- Support incident investigations and root cause analysis (RCA).

Customer Support

- Provide technical support to customers.
- Participate in warranty claim assessment.
- Conduct training for customer O&M; teams.
- Ensure SLAs and response times are met.

Required Qualifications

- - Bachelor's Degree / Diploma in: Electrical Engineering
- Electrical & Electronics Engineering

Experience: 3-8 years of experience in: Same BESS /Similar industries.

📌 BESS - Service Engineer (Bengaluru)
🏢 Lu0026T Technology Services
📍 Bengaluru