Who we are Elia Grid International (EGI) is a global engineering consultancy company, part of Elia Group (Belgium) and 50Hertz (Germany), specializing in complex power system challenges. Our goal is to provide high quality solutions for the challenges of the energy transition. Our multidisciplinary team of experts offer strategic, technical, and regulatory advice in all fields related to power transmission, as well as a range of specialist solutions to a diverse and international client base in the power sector. Elia Grid International has offices in Belgium, Germany, United Arab Emirates (UAE), Kingdom Saudi Arabia (KSA), Malaysia and Canada. Application information EGI is eager to reinforce its team to better support our international clients navigating the complex environments they operate in. As part of this effort, we are seeking passionate and talented students who are ready to contribute their skills and knowledge. As an intern/working student, you will contribute to projects focused on power system economics, energy sysrtem modeling, and data analysis. Your responsibilities Review methodologies from TSOs and institutions (e.g. ENTSO-E) Support meetings, technical reports, and presentations Build and analyze power system models (Plexos, PyPSA) Perform data/statistical analysis and time-series modeling (Python) Assist in developing and debugging in-house Python-based tools Your profile Enrolled Master’s student in Industrial/Electrical Engineering, Energy Economics, or similar Solid understanding of the energy sector, policies, and market structures Knowledge of optimization methods (Unit Commitment, Economic Dispatch, OPF) Strong Python skills; experience with Git, data analysis, and visualization Independent, team-oriented, fluent in English EU-based and willing to relocate to Berlin (on-site only) What we offer Paid internship: 6 months minimum 37h/week (interns) or 20h/week (working students) Flexible hours, mentorship, and feedback Option to develop your Master’s thesis Subsidized cafeteria and gym membership Location Berlin Please note that Incomplete applications will not be considered.