Thermal Engineer - Battery Systems

Gotion

Manteno, Illinois

Full Time

Posted November 5, 2025

$90k - $128k

Energy Storage

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Job Description

As a Thermal Engineer – Battery Systems at Gotion Inc, you will play a pivotal role in leading the engineering decisions for battery cells, modules, packs, cooling plates, thermal propagation mitigation strategies in collaboration with US OEM customers and our internal design/simulation teams.

Key Responsibilities

Perform state-of-the-art Thermal/CFD simulations to analyze pressure drop, thermal efficiency, thermal propagation etc. of battery packs and module components to optimize the performance of next-generation EV battery systems
Collaborate with US OEM customers and the internal product development team to drive new pack designs from concept to mass production
Collaborate with offshore simulation team to manage end-to-end analysis processes, maintaining technical quality, efficiency, result analysis, alignment with project objectives and ensuring compliance with performance and quality standards
Prepare and present technical findings, design trade-offs, and recommended actions and report to the leadership team
Work closely with Product design, manufacturing, test, supply chain, quality etc. teams to provide simulation-driven design input. Handle supplier discussions
Correlate simulation outcomes with physical test data and update models to improve accuracy
Support DFMEA, Design reviews, Test and Validation team to lay out the plan for the DVP&R testing
Document CFD modeling approaches and simulation results, offering data-driven insights to assist design teams in improving thermal performance

Requirements

Master’s degree in mechanical engineering or related technical field
At least 3+ years of experience in high voltage battery pack thermal design and simulations and supporting product development life cycle
Proficiency using COMSOL , ANSYS Fluent , STAR-CCM+ , or other CAE tools for thermal/CFD simulation. Including design tools such as CATIA V6
Strong foundation in engineering principles and a history of applying this knowledge to solve complex problems
Self-starter with a proactive mindset , willing to learn and adapt in a fast-paced environment
Ability and willingness to travel domestically and internationally to support projects
The US base salary range for this full-time position is $90,000.00 - $128,000.00 + 15% bonus + benefits. Our salary ranges are determined by role, level, and location. The range displayed on each job posting reflects the minimum and maximum target salaries for the position across all US locations. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training. Your recruiter can share more about the specific salary range for your preferred location during the hiring process.
At Gotion Inc., we strive to create an environment where everyone feels valued, respected, and empowered to thrive.