ORGANIZATION OF TIME: Ensure management of diaries, anticipate and organize business trips (reservation of hotels, vehicles, flights, etc.), prepare meetings, alert and propose solutions in the event of conflict. LOGISTICS MANAGEMENT: Ensure logistical management of office/IT resources and on-site or off-site events, make purchasing requests to restock if necessary; Guarantee the confidentiality of certain data; Monitor the implementation of rearrangements decided by management. COMMUNICATION: Welcome visitors and make a connection within the team; Coordinate and prepare the arrival and integration of new employees; Be the preferred interface with internal support functions and external partners (customers, suppliers, etc.). PROCESSING CORRESPONDENCE/INFORMATION: Receive and use letters, emails, calls, prepare responses to redirect correspondence and create documents to collect information from various contacts for the production of files.