Thermal CFD Engineer (Battery)

MAN TRUCK & BUS INDIA PVT. LTD; Pune District; On-site; INR 1,200,000 - 2,400,000; Full time

Job summary

MAN TRUCK & BUS INDIA PVT. LTD is seeking a seasoned thermal CFD engineer to advance battery thermal management simulations for cell, module, and pack levels. You will develop 3D-CFD/CHT models, perform validation studies, and collaborate with global teams to ensure accuracy and robust methodologies.

Proficiency in STAR-CCM+, Python, and Linux HPC environments is essential. This role requires a Master’s in Thermal/Mechanical/Automobile Engineering and 5+ years of hands-on battery CFD

Qualifications

• Master’s degree in Thermal Engineering, Mechanical Engineering, Automobile Engineering, Heat Power Engineering.
• 5+ years of hands-on experience in thermal CFD simulation of battery systems (cell, module, pack).
• Strong proficiency in STAR-CCM+ and experience with CFD optimization tools.
• Programming experience in Python, Java, or equivalent scripting languages.

Responsibilities

• Develop 3D-CFD and conjugate heat transfer (CHT) models to predict thermal and electrical behavior of battery systems.
• Conduct battery thermal CFD analysis at cell, module, and pack levels to support design decisions.
• Develop 3D Conjugate Heat Transfer (CHT) CFD models using ANSA / 3D CAD in STAR-CCM+.
• Execute 3D-CFD simulations including setup, solving, and post-processing, leveraging Python scripting.
• Perform test-to-model correlation and validation studies to ensure model accuracy and robustness.
• Communicate simulation findings to global counterpart/project teams with technical documentation.
• Collaborate with global counterpart to align simulation scope, methodologies, and results.
• Maintain documentation of methodologies and workflows; ensure adherence to simulation quality standards.
• Deliver simulation activities in line with product development timelines.

Skills

STAR-CCM+

3D-CFD

Python scripting

Linux HPC

CFD validation

Education

Master’s degree in Thermal/Mechanical/Automobile Engineering

Tools

CATIA

NX

SpaceClaim

Job description

Qualification

Master’s degree in Thermal Engineering, Mechanical Engineering, Automobile Engineering, Heat Power Engineering.

• Develop 3D-CFD and conjugate heat transfer (CHT) model to predict thermal and electrical behavior of cell, stacks, pack, battery junction boxes / battery disconnect unit and other power electronic component of battery system under normal operation and abuse scenario.


• Conduct battery thermal CFD analysis at cell, module, and pack levels to support early design decisions, concept evaluations, and verification of battery systems and thermal management strategies.


• Develop 3D Conjugate Heat Transfer (CHT) CFD models using ANSA / 3D CAD in STAR-CCM+.


• Execute 3D-CFD simulations, including setup, solving, and advanced post-processing, leveraging Python scripting within STAR-CCM+.


• Perform test-to-simulation correlation and validation studies to ensure model accuracy, robustness, and predictive capability.


• Effectively communicate finding of simulation to global counterpart / project teams using appropriate technical documentation and presentation media.


• Collaborate closely with global counterpart to align on simulation scope, methodologies, assumptions, and result interpretations.


• Ensure strict adherence to simulation quality standards, best practices, and thorough documentation of methodologies, assumptions, and workflows.


• Maintain and continuously improve simulation templates, methodologies, and processes for battery CFD and thermal safety analyses.


• Deliver simulation activities in line with structured product development timelines, ensuring commitments to quality, cost, and schedule are consistently met or exceeded.

Must Have

• 5+ years of hands-on experience in thermal CFD simulation of battery systems (cell, module, pack).


• Strong proficiency in STAR-CCM+ and experience with CFD optimization tools.


• Proven experience in test-to-model correlation and validation.


• Programming experience in Python, Java, or equivalent scripting languages.


• Experience working in Linux-based distributed computing environments.


• Demonstrated capability in result plausibility assessment, bug identification, and solver troubleshooting.


• Strong technical knowledge of battery thermal management technique, along with a strong understanding of thermal runaway, propagation mechanisms, and related testing methodologies.


• Solid understanding of battery systems, battery thermal safety concepts, and failure modes.


• Strong fundamentals in thermodynamics, heat transfer, CFD, and numerical modeling techniques.


• Self-motivated professional with the ability to work independently as well as collaboratively in multicultural, global teams.


• Strong analytical, conceptual, and system-level thinking capabilities.


• Excellent communication and interpersonal skills, with experience working across regions, organizations, and functions.


• Willingness to support international travel when needed.

Good to Have

• Exposure to CFD automation frameworks and simulation assistants.


• Exposure to program management tools such as Jira and Kanban boards


• Working knowledge of CAD tools such as CATIA, NX, and Space Claim.


• Experience in electro-thermal coupling (electrical + thermal simulations).


• Understanding of cell electrochemistry, aging behavior, and electrical arcing phenomena.


• Familiarity with battery safety regulations and standards, such as ECE R100 and GB 38031-2025.


• Experience in passenger vehicle programs with OEMs.


• Business-level German proficiency (minimum B1 level) is an advantage.