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Contemporary Amperex Technology Co. Limited (CATL) is a global leader in advanced energy and battery technologies and was founded in 2011 in Ningde, China. CATL is a long-standing partner of the German and global electric vehicle and energy storage industry. In 2024, CATL was the supplier with the highest installed battery volume in electric vehicles worldwide for the eighth consecutive year. For four years in a row, CATL has also held the highest market share in the global supply of energy storage batteries.

From our first European production site at Erfurter Kreuz, we have been supplying German car manufacturers with cells and modules made in Thuringia since 2022. Globally, CATL employs more than 100,000 people at 13 production sites and 6 research centers with branches and offices in France, Germany, Japan, North America and China. Our batteries are already installed in more than 17 million electric vehicles worldwide - that corresponds to around one in three electric vehicles.

Become part of our team and use your talent to help increase this number even further in the future!

Engineer - Testing and Validation (m/f/d)

Date of advertisement:  Jul 10, 2025
Location: 

Arnstadt, Thuringia, DE

Company:  CATL

This is your job:
 

  • Carrying out tests on battery cells and modules in accordance with test procedures including monitoring the test process, quality control and reporting
     

  • Set-up of the test bench, assembly and disassembly of devices, preparation of tools, device maintenance   
     

  • Analysis of test requirements for the continuous development of test technologies and data analysis methods
     

  • Support and training of laboratory technicians in the execution and processing of various project tasks (also with regard to handling exceptions and test errors, data processing, creation of test reports, etc.)
     

  • Communication with customers on the test project, support in the preparation and execution of customer audits and laboratory management certifications such as ISO 17025
     

  • Administrative tasks



 

These are your previous achievements: 
 

  • Successfully completed studies as an engineer in the field of technology, electrical engineering or mechanical engineering or successfully completed technical vocational training (ideally as a mechatronics engineer or electronics technician) 
     

  • First professional experience in the automotive industry, in a test laboratory or in dealing with complex battery systems
     

  • Basic knowledge of electrical circuits and experience in dealing with measuring systems
     

  • Experience in the HV environment is an advantage (but not essential)
     

  • High quality awareness with an eye for detail; structured and conscientious way of working
     

  • Very good written and spoken German, good English skills are desirable
     

  • Confident handling of the common MS Office applications
     

  • Team and communication skills, reliability, flexibility as well as a very good grasp and analytical way of thinking

     

 

Our promise to you:
 

  • Permanent employment contract with diverse future prospects in a growing company
     

  • Annual bonus payments (Christmas bonus and variable performance bonus)
     

  • Group accident insurance that covers you professionally and privately 24 hours/day
     

  • Attractive employee referral program
     

  • International working environment where teamwork is a priority
     

  • Further qualification and professional development opportunities

 

All qualified applicants will be considered for employment regardless of color, religion, sex, gender orientation, gender identity, national origin, or disabilities.

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