01Responsibilities
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. .
