Tech Lead - Central Inverter R&D;: LNT/TL-CI/1725689
- DEIC-L&T; Precision Engineering & Systems IC
- Bengaluru- Posted On 23 Jun 2026-
- End Date 20 Dec 2026-
- Required Experience 12 - 15 yearsSkills:
Knowledge & Posting Location:
- MATLAB Simulink Filter Design Modbus CAN

Minimum Qualification:
- Bachelor of Technology (BTech)

Technical Lead - Central Inverter Development

Location:India -Bangalore

Experience:12-15 years

Domain: Power Electronics -Solar / BESS / Grid-tied Systems

Role Summary

Key Responsibilities

1.System Architecture & Design
- Define end-to-end architecture for central inverter systems:
- Topology selection (NPC, ANPC, T-Type, Modular Multilevel)
- Power stage design (IGBT / SiC based)
- Define:
- DC bus structure (1000V / 1500V systems)
- Thermal management strategy (air / liquid cooling)
- Efficiency optimization (>98.5%)

2.Power Electronics Development
- Lead design of:
- DC-AC inverter stage
- LCL filters and EMI/EMC compliance
- Gate driver and protection circuits
- Evaluate semiconductor technologies:




- IGBT vs SiC trade-offs (cost vs efficiency vs switching frequency)

3. Control & Firmware
- Define and guide control algorithms:
- Grid synchronization (PLL)
- Current control loops (dq control)
- MPPT (if integrated)
- Grid support functionalities:
- Reactive power control
- LVRT / HVRT compliance
- Interface with DSP/FPGA teams

4. Grid Compliance & Standards
- Ensure compliance with:
- IEC standards (IEC 62109, IEC 61727, IEC 61000)
- IEEE 1547
- Indian grid codes (CEA regulations)
- Lead certification efforts (CE, UL if export-focused)

5. Thermal & Mechanical Integration
- Work with mechanical teams for:
- Heat sink design
- CFD validation
- IP rating (IP54/IP65 outdoor systems)

6. Reliability & Safety
- Define:
- Derating strategies
- Lifetime calculations (mission profile-based)
- Conduct:
- FMEA / DFMEA
- HALT / HASS testing
- Ensure functional safety alignment (where applicable)

7. Team Leadership
- Lead a cross-functional

📌 Tech Lead (Bengaluru)
🏢 Larsen and Toubro
📍 Bengaluru