Working Student – Energy battery systems (bess)

For Vattenfall Solar GmbH, we are looking for a

Working Student – Energy  battery systems (bess)

at our Hamburg or Berlin location, starting on August 1st, 2025.

At Vattenfall, we are accelerating the integration of battery energy storage systems (BESS) into renewable energy projects, supporting our goal of enabling fossil-free living within one generation. To ensure a high-quality knowledge base and strong project execution, our Battery Integration Team is looking for a motivated Working Student who will take on a key supporting role in shaping and maintaining our internal knowledge tools — especially the Battery Integration Book — while contributing to hands-on project work.

Your Role

• Take on the role of Battery Integration Information Coordinator, responsible for collecting, organizing, and maintaining information in the Battery Integration Book — our internal knowledge platform for battery-integrated projects.
• Create and revise technical drawings and plans using AutoCAD (2D), integrate available public data
• Support engineers and project managers in the design and planning of technical systems or infrastructure
• Collaborate with team members and stakeholders to gather relevant data, project learnings, and documentation.
• Support the facilitation of a regular content update cycle and help ensure information is accurate and accessible.
• Assist in various battery integration projects, contributing to research, documentation, and coordination tasks.
• Help prepare presentations, reports, and internal communications.

Location  
Hamburg, Berlin 

Vattenfall is a European energy company with approximately 21 000 employees. For more than 100 years we have electrified industries, supplied energy to people’s homes and modernized our way of living through innovation and cooperation. We are looking for talented individuals who, in addition to their passion for their own role, also have strong team spirit and want to contribute to supporting a meaningful corporate mission. 

• Currently enrolled in a Bachelor’s or Master’s program, ideally in Engineering, Energy Systems, Renewable Energy, Environmental Science, or a related field.
• Structured and detail-oriented, with a good sense for organizing technical and project information.
• Curious and proactive, able to work independently and take initiative when needed.
• A good communicator in English (C1) and German (C1) - comfortable working in an international, cross-functional environment.
• Interested in energy storage, battery systems, and renewable energy.

Our offer 
Good remuneration, a challenging and international work environment, and the possibility to work with some of the best in the field. You will be working in interdisciplinary teams and you can always count on support from committed colleagues. We offer attractive employment conditions and opportunities for personal and professional development. 

More Information 
We kindly request that you do not send applications by any means other than via our website as we cannot guarantee that we will be able to process applications that are not made via our website. 

For more information about the recruitment process you are welcome to contact our recruiter Alexandra Michelle Weitkus via mail: alexandramichelle.weitkus@vattenfall.de. 

At Vattenfall we are convinced that diversity contributes to build a more profitable and attractive company and we strive to be good role model regarding diversity. Vattenfall works actively for all employees to have the same opportunities and rights regardless of gender, ethnicity, age, transgender identity or expression, religion or other belief, disability or sexual orientation.

The security of Vattenfall and its employees is essential. For that reason, a pre-employment screening will be part of your recruitment process. The screening is based on the role you will fulfill within Vattenfall. The screening will be performed by a third party, Validata. 
 
We look forward to receiving your application!