Support in the further development of software for energy system planning, in particular the further development of a toolbox for the optimization of energy systems, including system integration / interfaces and data processing One focus is the integration of commercial and open-source based third-party tools and libraries (e.g. GAMS, PyPSA, Python libraries for numerical calculations and for forecasts / neural networks) and data processing and data integration Possibility to participate in selected customer projects in current topics

Interest in software development, data processing and integration Interest in the analysis and planning of energy systems and methods and tools for optimization, simulation and forecasting Degree in Engineering, Industrial Engineering, Energy Technology, Energy Industry, etc. with Bachelor Degree Required: Python knowledge Further knowledge and/or experience in the environment are advantageous, e.g. Operations Research, Simulation, Forecasting, Software Development, Databases, IT Interfaces, Development of User Interfaces Good knowledge of German and English in word and writing Structured, solution-oriented and independent working methods, accuracy, reliability, creativity, team capacity

High degrees of freedom and the ability to work independently Modern digital infrastructure that enables mobile work Short communication paths and flat hierarchies characterize our international working environment As an intern or working student (m/w/d), you have many opportunities to develop within the company in the sense of a long-term career. Canteen with several freshly prepared menus at the main location Stuttgart Regular student events such as the FICHTNER Studi regular table (Location Stuttgart) and the Studi-Tech Talk (cross-site), where you get the chance to share with other interns, expand your network and keep you up to date with the latest technology trends and projects. Regular corporate events such as summer festival, Christmas celebration and joint team activities Flexible working time convenient location with very good access to public transport