The Ferté Saint Aubin site concentrates industrial and pyrotechnic activities. Thales manufactures 81 and 120 mm Rifled/Towed or Rifled/Onboard mortars and their ammunition, as well as the Induction Rocket System, equipping the TIGRE helicopter. In order to optimize and compact its products, Junghans T2M (JV between the Thales and Diehl groups) wishes to evaluate the integration (grouping) of several functionalities, carried out to date on several components. Within the Industrialization department and in collaboration with the head of Industrial Quotations, we propose to improve the data consolidation process allowing us to establish the serial production cost of our products. With this mission, we bring you experience and knowledge in the field of rugged electronics, production, design to cost and the construction of an Offer to customers: areas currently highly sought after in the cutting-edge industry. . Your objective of the internship will be to set up a tool in Excel allowing you to calculate these costs.