Sr. Mechanical design Engineer

Larsen & Toubro • Bengaluru, Karnataka • Posted July 02, 2026

About the Role

Mechanical Design Engineer | Power Electronics Products & Systems

Role Purpose

Design and deliver robust, thermally efficient, and manufacturable mechanical solutions for power electronics products and systems, ensuring reliability, safety, serviceability, and compliance across indoor and outdoor deployments. 

Key Responsibilities

1. Mechanical Architecture & Enclosure Design

  • Design product and system-level mechanical architecture for:Solar inverters (string & central)PCS & BESS containersEV chargers (AC/DC)Electrolysers & power supply cabinets
  • Develop enclosures, cabinets, skids, and container layouts.
  • Ensure IP protection, corrosion resistance, and environmental robustness.

    • 2. Thermal & Cooling Design

  • Design thermal management solutions:Forced air coolingLiquid cooling (cold plates, heat exchangers)
  • Perform thermal simulations (CFD) and support validation.
  • Optimize airflow paths, heat sink d...