Thermal Modelling Engineer

Kaiserslautern CDI

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About Automotive Cells Company - ACC

Join us and be a pioneer for a green transport revolution.

Automotive Cells Company (ACC) is one of Europe’s newest and most exciting high-tech companies. Backed by Saft-Total, Stellantis-Opel and Mercedes-Benz, ACC is set to power the future of the automotive industry by innovating in battery technology.


We aim to produce sustainable, affordable, high-capacity, longer-life batteries as a cleaner alternative to current energy sources. We create an R&D center and new state-of-the art facility in France (New Aquitaine), with gigafactories to be built in Hauts de France and Germany. 

We need a range of skilled and agile people to bring our vision to life, especially in the areas of industrialization, mechanical design, testing/prototyping and any other function of a new-born company. If you’re looking to take your career further than you imagined, if you’re passionate about creating cleaner transport, we’d like to hear from you.

Accelerating sustainable mobility for all.

Job description

As a Member of the Modelling Team responsible for the thermal Modelling of cells and modules at different technology readiness levels.

You will be in charge of :

  • Thermal simulation at pack, module and cell level.
  • Able to coordinate characterization test
  • Correlate model’s vs reality to improve company experience
  • Understanding of Hot spots and Thermal runaway
  • Should be able to make contribution to improve and advance product performance through Thermal management principles
  • Contribution in the company roadmap
  • Electrochemical-thermal modelling and optimization of lithium-ion battery design parameters
  • Be up to date to the state of the art on its topic of expertise.
  • Support ongoing projects as well as do the investigations on existing products for improvements


Knowledge / Know how      

  • Familiar with battery electrical characteristics
  • Behavior and performance characteristics of cells in the electrical context
  • Knowledge on different electrical components
  • Knowledge of battery/Cell manufacturing processes and construction

Experience :

  • Thermal/CFD/ Simulation modelling
  • Very good understanding of fluid mechanics
  • Deep knowledge on heat transfer phenomena
  • Knowledge on various analytical methods commonly used in simulation

Qualifications :

  • Masters with 5+ years of experience or PhD with thesis in relevant field
  • Read, write, and speak English and German fluently

Key behaviours :

  • Full identification with ACC mission and values
  • Customer orientation
  • Ability to work both independently and in a team-oriented, collaborative environment
  • Ability to effectively prioritize and execute tasks in a high-pressure environment
  • Ability to travel regularly to mainly European destinations

Some extra skills which make the difference

  • Ability to do thermal and electrical simulations as well is a strong plus
  • French is a plus
  • MATLAB is plus

Want to move the way we move ?

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