STAGE - Marketing | Assistant.e Chef de produit Gaviscon | Septembre 2026 (Massy, Ile-de-France, FR, 91300)

Support the Gaviscon brand and its product manager on day-to-day brand management, tracking monthly sales, and preparing reports and recommendations from analyses, including competitor monitoring. Help operationally with product launches (packaging, coordination with plants and internal teams, launch support materials), promotional offers, creative developments, and digital projects (content, website updates, Amazon page management). Coordinate with internal teams (Trade, Digital, Sales field, factories, Legal/Regulatory) and external agencies, and contribute to next year’s commercial strategy planning.