This position is part of the ramp-up of the Geodesic project. The documentalist will participate in the development of Numdam and Geodesic, within the documentation team composed of two permanent staff and one contractor, in close collaboration with the Mathdoc developer team. He/she will be in regular contact with the unit’s external users or partners (national documentation networks, publishers, and researchers) and will participate in documentary networks. Position reserved only for CNRS agents (civil servants and permanent contracts).