Battery Data Engineer

Munich

16h

At Sphere Energy, we are a dynamic and forward-thinking battery technology company, committed to developing AI-driven solutions that revolutionize the development of battery technologies. We combine deep battery expertise with state-of-the-art data science to solve the toughest challenges in the battery-powered world.

Tasks

We are looking for a Data engineer to join our growing team and help design, develop, and deploy robust software solutions for clients across the battery industry—including automotive OEMs, BESS companies, and cell manufacturers. You will collaborate closely with a small team of developers to build integrated data analytics tools that drive innovation. You will be responsible for creating user-friendly solutions for our clients which allows them to handle large-scale data from battery testing. Beyond software development, this is an opportunity to accelerate development processes and play a key role in bringing next-generation green technology to market faster than ever before.

Requirements

A degree in electrical or mechanical engineering, physics, or chemistry.
Proficiency in Python with experience using functions and scripts to process raw, time-series battery test data.
Deep knowledge of electrochemical data and battery testing, including familiarity with various test types such as Reference Performance Tests, Cyclic Aging, OCV, Rate Capacity, and DCIR.
The ability to extract relevant processed data and key performance indicators (KPIs) from raw data
Experience with Git and GitHub is required, and knowledge of the AWS suite is a plus.

Benefits

The opportunity to drive digital innovation in the fast-growing battery sector
High-impact, client-facing role with real responsibility and room for initiative
A collaborative and dynamic work environment that values creativity and vision
Opportunity to contribute to company strategy and growth
Flexible working hours and hybrid work model
Competitive salary incl. variable compensation

If you are excited to shape the future of battery technology and drive real change with leading industry players, please send us your resume and a short cover letter. Join us to help power a more sustainable world!