We are looking for a student in electrical engineering, mechanical engineering, mechatronics, physics, or a similar engineering field to join our stationary storage team. In this role, you will support our projects in developing and building stationary battery storage systems. You will be responsible for preparing test procedures, analyzing results, supporting the configuration and implementation of control strategies, and assisting with the electrical design and grid integration of the storage system. Additionally, you will be involved in market research for potential projects and writing technical documentation. We offer flexible working hours, a diverse and motivated team, and the opportunity to work with the latest IT equipment. If you are interested in batteries, renewable energies, and the energy market, and are eager to learn and take on responsibility, we would love to hear from you. Proficiency in MS Office tools and strong communication skills in English are required, and knowledge of German or French is a plus. Initial programming experience in Python and data handling would be beneficial.