Heidelberg Materials is one of the world's largest integrated manufacturers of building materials and solutions with leading market positions in cement, aggregates, and ready-mixed concrete. We are represented in more than 50 countries with around 51,000 employees at almost 3,000 locations. At the centre of our actions lies the responsibility for the environment. As the front runner on the path to carbon neutrality and circular economy in the building materials industry, we are working on sustainable building materials and solutions for the future. We enable new opportunities for our customers through digitalisation. To support the Competence Center Aggregates in Heidelberg, we are looking for a working student (m/f/d) in the area of Global Geology, Reserve and Mine Planning starting in July 2025, for 15-20 hours per week. An internship of at least 6 months is also possible. You will actively work with the Global Geology, Reserve and Mine Planning team. This team initiates and coordinates global activities in the areas of geology, raw material security, extraction planning, and reserve & resource reporting, and serves as the central hub for raw material-related topics within the Heidelberg Materials Group. YOUR NEXT CHALLENGE \* Your tasks will be diverse, interesting, and demanding \* You will support and contribute to various daily activities (e.g. raw material security, extraction planning, permitting processes, knowledge management, etc.) \* You will update and manage data in the Heidelberg Materials Geographic Information System \* Spatial data preparation using CAD/ Geo-Mining software YOUR PROFILE \* You are studying in the field of geosciences \* You are in the advanced stage of your bachelor's or at the beginning of your master's program \* You have a quick grasp of new topics and excellent skills in MS Office \* Ideally, you have prior experience with open-source GIS tools and programming in PHP and JavaScript \* You work independently and responsibly and have very good English skills \* You are creative and solution-oriented \* You are open, communicative, and integrate quickly into a team OUR OFFER We are convinced that only those who successfully realize their personal goals can also fully contribute professionally. That's why we offer you attractive benefits, such as: \* Attractive compensation \* Flexible working time models and remote work \* Canteen with discounted and healthy meals \* Ergonomic workstations with height-adjustable desks If you identify with this profile, you can expect an exciting and challenging role with responsibility from day one - a great foundation for your future career.