Working Student Photovoltaics System Design (f/m/d)

We are now looking for a

Working Student Photovoltaics System Design

located in our office in Berlin.

What we are looking for:
You are open, you are active, you are positive and both health and safety matter to you!
When talking to friends or family you are proud to tell you are working within Renewables. You consider the combat against climate change as one of the biggest challenges of our time and you want to be part of it. You are convinced that even at work it is all about people; and cooperation, good communication and stakeholder management is key to reach your professional targets. Whilst working in a dedicated way to achieve these targets you want to live a diverse, balanced and healthy life and you do acknowledge your employer’s efforts to support you here.

You have the following key accountabilities

• Supporting the optimization of large-scale PV designs
• Maintaining an in-house simulation model for the techno-commercial optimization
• Assessment of the potential of particular technical improvements with respect to savings in Capex, Opex, and Yield
• Close cooperation with Engineering and Development teams in the optimization of specific PV projects

Location  
Berlin

Your profile

• You are enrolled as a full-time student at a university (Uni, TU, Fachhochschule) in Berlin or the federal state of Brandenburg (mandatory), preferably as a Master’s student
• You will study for at least another 12 months (mandatory)
• Your major is Renewable Energy, Electrical Engineering, Industrial Engineering, or similar.
• You have excellent knowledge in MS Excel plus in any programming language (mandatory)
• You have good knowledge about photovoltaic systems
• Ideally, you have basic knowledge about economics or business administration

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 are seeking to fill this position at earliest availability
• Work hours are flexible, working student contract with up to 20 hours per week
  (40 hours/wk during the semester break)
• We offer a 12-month limited contract with the option to extend

We welcome your application in ENGLISH, including CV and cover letter, no later than 15.04.2026. 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 Sabrina Parsons  via sabrina.parsons@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, DISA. 
 
We look forward to receiving your application! 

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.