Thermal Engineer

Location: Bangalore

Experience: 5-10 yrs

Roles and Responsibilities

• Architect, design, model, and validate thermal solutions for Energy Storage Systems (ESS) and power electronics

• Build CFD models and instrumented thermal test vehicles to validate designs against simulation

• Create thermal solutions that balance performance, form, and function across the product portfolio

• Optimize designs for thermal performance, DFM/DFA, acoustics, size, reliability, and cost

• Provide clear, actionable thermal design guidance to cross-functional engineering teams

• Size and select components for passive, forced-air, liquid, and two-phase thermal solutions

• Manage thermal supplier relationships, supporting component selection, validation, and integration

• Partner with validation and reliability teams to define thermal test parameters and acceptance criteria

• Collaborate with software and firmware teams to establish thermal policies for control algorithms

Minimum Qualifications

• Bachelor's degree in mechanical engineering or a related field

• Minimum 7 years of hands-on experience in thermal design and electronics cooling

• Willingness to travel up to 30%, including international travel

Knowledge, Skills, and Abilities

• Expert-level knowledge of heat transfer, thermodynamics, and fluid mechanics

• Expertise modeling passive cooling, forced-air, liquid cooling, two-phase systems, battery thermal behavior, and solar radiation

• Proficiency sizing and selecting fans, radiators, heat sinks, heat pipes, and related components

• Experience with instrumentation and data acquisition methods for thermal validation

• Expert proficiency in Ansys, Flotherm, Star-CCM+, or a comparable CFD package

Preferred Qualifications

• Master's degree in mechanical engineering with a specialization in heat transfer

• Demonstrated record of bringing thermally complex products from development into volume production

• Experience with thermal solutions for outdoor NEMA/IP-rated products

• Background in validation testing, product reliability, and failure analysis

• Proficiency with 3D CAD tools (Creo or SolidWorks preferred)

• Experience designing thermal solutions specifically for battery energy storage systems

• Familiarity with battery pack failure modes, including thermal runaway, outgassing, and propagation

• Working knowledge of UL 9540A regulatory requirements and associated testing

Excellent written and verbal communication skills