Alternance - Assistant achats pièces de rechange bus & cars F/H (Courbevoie, FR, 92400)

Participate in the procurement organization for bus and car spare parts within the Bus & Cars Purchasing department. Support the drafting of supplier framework contracts, deploy and animate purchasing contracts across the spare parts portfolio, analyze supplier price catalog changes, and assist the buyer through purchasing steps. You will also contribute to KPI follow-up and ensure administrative purchase management, including updating related databases.