Intern (mfd) in Battery Testing and Data Analysis

At Clarios we are producing the worlds best batteries essential for the evolving future of transportation. Our advanced low-voltage batteries and smart solutions power nearly every type of vehicle and are found in 1 of 3 cars on the road today. Ready to contribute to exciting projects and gain hands-on experience in a global leaders dynamic environment Then take on the challenge and become a valued member of our team!

For our location in Hanover we are looking for you with immediate effect as an

Intern (m/f/d) in Battery Testing and Data Analysis

As part of your internship which is scheduled to last at least 4 months you will gain a variety of insights into battery testing and data analysis and support our team in day-to-day business.

You will take on the following tasks:

• Supporting the setup and execution of battery tests including installation of thermocouples and sensors

• Assisting with the collection processing and analysis of both laboratory test data and field data from real-world battery applications

• Creating clear and insightful visualizations to communicate findings and trends in battery behaviour

• Documenting test procedures results and findings in a clear and structured manner

• Contributing to the development and validation of models for automotive batteries

• Collaborating with engineers to improve test protocols and data analysis workflows

Your qualifications:

• Advanced degree in Engineering Materials Science Physics Chemistry or a comparable field of study

• Practical experience or strong interest in hands-on laboratory work and experimental setups

• Familiarity with Python for data analysis and visualization

• Experience with SQL and PowerBI is a plus

• Basic understanding of battery mechanisms and operation

• You are confident in using MS-Office (especially Excel Word and PowerPoint)

• You have a very good command of German and English

• With initiative commitment and organizational skills you strengthen our team

Your advantages:

As a powerful market leader we offer people with drive and power many good reasons to come to us:

• Working in an international environment

• Valuable practical experience and mentorship from experienced engineers

• A modern office

• Responsible tasks

• Free space for your ideas and initiatives

• Flexible working hours and partial home office possibility

• Use of the companys own fitness studio

• Grants for canteen meals

Please upload your application preferably to our career portal or send it to us by e-mail to

Lea Waßmann will be happy to provide you with preliminary information at-2668.

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About Clarios:

Clarios is the global leader in advanced low-voltage battery technologies for mobility. Our batteries and smart solutions power nearly every type of vehicle and are found in 1 of 3 cars on the road today. With around 18000 employees in over 100 countries we bring deep expertise to our Aftermarket and OEM partners and reliability safety and comfort to everyday lives. We answer to the planet with a rigorous sustainability focus advancing best-in-class sustainability practices and advocating for them across our industry. We work to ensure 100% of our products sold are recyclable and we recycle 8000 batteries an hour in our network. You can find more information here (PDF).

To all recruitment agencies: Clarios does not accept unsolicited agency resumes/CVs. Please do not forward resumes/CVs to our careers email addresses Clarios employees or any other company location. Clarios is not responsible for any fees related to unsolicited resumes/CVs.

Clarios LLC is an equal employment opportunity and affirmative action employer and all qualified applicants will receive consideration for employment without regard to race color religion sex national origin age protected veteran status status as a qualified individual with a disability or any other characteristic protected by law. For more information please view EEO is the Law EEO is the Law (supplement) and Pay Transparency Non-discrimination. If you are an individual with a disability and you require an accommodation during the application process please email

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