Cell Assembly Local Mechanical Engineer (F/M) - Billy-Berclau

💡 Responsible products or services
Long-term contract
Localisation Billy-Berclau, France
Posted on 11-20-2023

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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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 have created an R&D center and new state-of-the art facility in France (New Aquitaine), and we are building gigafactories 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.

Our core Values are : Pioneering Spirit, Fast & Agile, Excellence, Greener & Cleaner !

We are also very proud of our 2023 CSR Report : https://www.acc-emotion.com/stories/accs-2022-corporate-sustainability-report

Accelerating sustainable mobility for all.


Will participate to develop new CEll for the Li-Ion batteries in the frame of the product Engineering team

Overall job description

Assembly Responsible :  

  • Support the central assy engineer for each level of Cell assembly, 
  • Ensure interfaces for Cell components and for the customers, 
  • Central engineer reporting in order to complete the synthesis for the project  
  • Mechanical technician functional management, 
  • Define the needs necessary for mechanical prototyping phases. 

Give Support on design issues for a permanent solution.


1. Assembly Design 

  • Support central component assembly  
  • Ensure the reliability of component interface on production line for all components, 
  • Ensure the capability of the interfaces for the customers, 
  • Support central engineer to Design and development of mock-ups and prototypes 
  • Be able to propose innovative solutions. 
  • Support central engineer to deliver Design technical justification. 

Be the relay of the central engineer on production plant.  

2. Assembly characterisation and qualification 

  • Assembly manufacturing follow up for B, C & D samples. 
  • Carrying out dimensional measurements of parts, sub-assemblies, or assemblies. 

Write reports, procedures, specifications based on test results. 

3. Project management 

  • Reporting to central assembly engineer. 

To share his experiences with others 

4. Process and Production support 

  • Ensure convergence with Process on the assembly. 
  • Support the problem solving for assembly issues with the fields. 


Extrusion, Injection, Molding, Laser welding, Aluminum 


5 years minimum of mechanical development 


Engineering Master degree 
Fluent in technical written and spoken English. 

Key behaviours

Autonomous , Motivated , Proactivity, team spirit , synthetic reporting 

Some extra skills which make the difference

Knowledge on the Li-Ion batteries will be a plus

Some of our assets: A production site 30 minutes from Lille, connected to Paris, Bruxelles and London by highways and TGV, equipped with cutting-edge technologies, in an international environment and surrounded by green spaces.

You will be participating in the launch of the first Gigafactory in France, and benefit from charging stations for electric vehicles, telecommuting 1 day/week for those eligible, catering service delivered (with 7 euros/day paid by the employer), complementary retirement plan (subject to a salary threshold), additionnal & seniority leaves, free access to Gofluent, etc

Billy-Berclau Gigafactory - presentation


Our process usually involves 3 interviews: 2 technical and one HR.