As Material Planner (m/f/d) you will be responsible for the central planning of specific components (e.g. separators, lead, etc.) used in battery production, create monthly supply base overviews for defined product groups, prepare demand forecasts for both internal and external suppliers, monitor plant performance and actual material consumption, collaborate closely with Procurement on forecasting for purchased materials, prepare weekly plant inventory reports, identify potential bottlenecks and develop mitigation plans to avoid shortages.