Cell Performance Engineer (F/M) - Bordeaux

💡 Responsible products or services
Long-term contract
Localisation Bordeaux, France
Posted on 04-12-2024

ACC - Automotive Cells Company

ACC’s mission is to accelerate the transition to sustainable and affordable mobility for all, significantly reducing greenhouse gas emissions through producing batteries in Europe.

💡 Responsible products or services

The company's mission is to design eco-responsible products and services aligned with the needs of the ecological transformation.

More information
  • Website
  • Company
  • Between 250 and 2000 employees
  • Mobility
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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, Germany and Italy. 
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.

The Cell Performance Engineer will develop performance models of the different cell generations gen 3a, gen 3b, gen 4a and gen 4b. He/she will also be in charge of monitoring the test in relation with the test team, in order to correlate his/her models.

He/she will use Simulink and other SW environments. He/she will be in close interaction with Thermal Model Engineer and Cell Modeling Engineer dedicated to cell management. He/she will design the specific technics, for example to extract calibration data. He will develop tests to support ageing models development. He/she will have to present results of his studies internally and to customers. He/she will manage his simulation environment.

As a Cell Performance Engineer, you should be familiar with the following tasks:

  • Perform Simulink performance analyses, build model, propose cell design rules.
  • Calibrate the models with data from tests.
  • Analyze cell performance, characterization and durability tests.
  • Participate to team activity within the Cell Management Modelization group
  • Apply and transmit its knowledge on Li-ion cell electrochemistry
  • Propose new concepts and materials to improve various aspects of an EV cell at chemistry level, relevant with the company roadmap and objectives.
  • Apply agile technics to be able to answer quickly to various internal and external customers.
  • Lead and manage internal and external projects, contracts, while collaborating with internal teams (R&D, , Projects, Simulation colleagues, …).
  • Lead and manage collaborations with suppliers, customers and strategic partners.
  • Contribution in the company roadmap.
  • Be aware of and analyses solutions from competitors.
  • Be up to date to the state of the art on its topic of expertise.

Know how

  • Basic physical phenomenon understanding and modelling (thermal, electrical)
  • Good programming skills
  • Excellent understanding of the Li-ion and solid-state technology
  • Excellent understanding of current technological locks and limits
  • Manufacturing processes of Li-ion cell
  • Knowledge on various analytical methods commonly used in the field of Li-ion battery


  • Minimum 3 years’ experience in similar job
  • Automotive or battery manufacturer is a plus
  • International experience (China, Japan, Korea, Germany, USA) in R&D and/or Production for Li-ion battery


  • PhD in Electrochemistry/Automatics/Material Science
  • Fluent in English

Key behaviours

  • Analytical and synthetical skills
  • organization and time-management skills
  • customer focused
  • initiative
  • result and performance motivated
  • creativity, inventiveness
  • team spirit
  • autonomous
  • good communication and social skills

Some extra skills which make the difference

  • Data mining
  • programming
  • lab conception
  • materials synthesis/manufacturing
  • problem solving methods (8D,…)
  • statistics
  • modelling
  • project management
  • French, any other languages

Our Advantages and Perks: new premises, parking spaces reserved for carpoolers, possibility of recharging your electric car on reserved spaces in our parking lot.

Other perks and advantages include : Janitorial services, telecommuting, complementary retirement (subject to a salary threshold), osteopathy sessions, company restaurant, meal and also vegetables/fruits baskets delivery service.
You also benefit from access to our Sports & Culture association, sports subsidy, conferences, etc.