BESS Mechanical Design Engineer

Larsen & Toubro

Location: Bengaluru, Karnataka, India
Job type: Full-time

Required skills

Airflow
Assembly
CAD
change management
compliance
IP
ISO standards
mechanical design
Radius
SolidWorks

About the role

Larsen & Toubro

Website: larsentoubro.com
Company: https://www.linkedin.com/company/larsen-&-toubro-limited
Seniority: Not Applicable
Industries: Executive Offices
Job details:
Key Responsibilities

Mechanical Architecture & Enclosure, Cabinet & Container Design
Define form factor, layout, and assembly strategy for modular & containerized BESS
Prepare and maintain: o 3D models & 2D drawings o BOMs & assembly instructions o Installation and service manuals
Ensure proper revision and change management.
Follow design best practices and motivate fellow designers to follow
Design LFP Battery modules, racks, Cabinet & BESS Container structures
Ensure IP protection, corrosion resistance, and environmental robustness.
Integration of Thermal & Cooling Components
Integrate thermal management solutions: o Forced air cooling o Liquid cooling (cold plates, heat exchangers)
Optimize airflow paths, heat sink design, and component placement.
Structural & Mechanical Analysis
Design Support for structural FEA for static, dynamic, vibration, fatigue, seismic, and transportation loads.
Design for safe lifting, load distribution, shock resistance, clearances, handling, and installation.
Integration with Electrical, Fire & Control Systems
Coordinate with electrical and control teams on: o Component placement & clearances o Cable routing and bending radius o EMI shielding & segregation o HV/LV cabinets, busbars, grounding points, and cable trays.
Ensure creepage, clearance, and safety requirements are mechanically supported.
Work with electrical teams to ensure proper placement of
Integrate fire detection, suppression, and venting mechanisms (e.g., FACP, smoke ducts, deflagration panels). Sensitivity : This Document is classified as "LNT General Business". Mechanical Design Engineer (or Senior Engineer) |Battery Energy Storage Systems
DFM, DFA & Industrialization
Design for manufacturability, assembly, and serviceability.
Balance performance, safety, manufacturability, and cost.
Select materials and finishes considering cost, durability, and environment.
Support prototype builds, NPI, and production ramp-up.
Drive cost reduction and weight optimization initiatives.
Closely Work closely with System engineering, Electrical design team, Thermal engineering, Safety engineering, Program management, Supply chain & manufacturing, Drive design reviews, DFMEA, PFMEA, and issue resolution.
Support supplier qualification for racks, sheet metal, and enclosure components.
Support Process & manufacturing teams Tooling, jigs & fixtures, Weld & fabrication process selection Assembly line setup, Takt time and manufacturability improvements 6. Testing, Validation & Compliance
Support mechanical and environmental testing: o Thermal cycling o IP / ingress tests o Vibration & shock tests
Support certification to IEC, UL, NFPA and ISO standards.
Ensure compliance with global mechanical standards
Resolve mechanical field issues and drive corrective actions.

Education & Experience

Diploma or BE / BTech in Mechanical Engineering
3–5 years in mechanical design for Energy Storage Systems, its Enclosure & Cabinet
CAD tools (SolidWorks preferred) professional level hands-on experience is must
DFM/DFA principles, DFMEA, Proto Development Support
Ability to Interpret Thermal, CFD & Structural analysis reports Preferred Industry Background
LFP Battery Pack, BESS Cabinet, & BESS container system manufacturers ----------------------------------------End of Document-----------------------------------

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BESS Mechanical Design Engineer

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