On February 11, 2025, the Institut Polytechnique de Paris hosted the event "Gérer ses données sur le plateau de Saclay", co-organized by the libraries of the Institut Polytechnique de Paris, the Department of Libraries, Information and Open Science of the Université Paris-Saclay and the Data Infrastructure and Scientific Computing service unit of the Ecole Polytechnique. This event brought together around sixty data professionals (engineers, researchers, librarians, research support staff) to identify the data management issues and challenges faced by scientific communities and the solutions implemented by the Plateau de Saclay services and infrastructures.