Senior Mechanical Design Engineer BESS

Larsen & Toubro • Bengaluru, Karnataka, India • Posted June 13, 2026

Location Bengaluru, Karnataka
Job Type Full-time
Category Engineers
Posted June 13, 2026

Role Summary

The Sr Mechanical Design engineer for BESS is responsible for leading the mechanical architecture, design, analysis, validation, and industrialization of battery racks, enclosures, containers, cooling interfaces, structural frames, and auxiliary mechanical systems used in large-scale energy storage systems. The role ensures structural integrity, manufacturability, thermal compatibility, fire safety, and compliance with global BESS standards. It involves cross-functional leadership across thermal, electrical, safety, and system engineering teams.

Key Responsibilities

  • Lead mechanical architecture for utility-scale BESS platforms:
  • Battery modules, racks & sub-racks, Enclosures & container structures
  • LV/HV panels & wiring harness routing, Cooling ducting & air/liquid flow paths
  • Define form factor, layout, and assembly strategy for modular & containerized BESS.
  • Balance performance, safety, manufacturability, an...
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