Yvan Jeannin has extensive experience in the field of welding and materials, having worked at Castolin Eutectic since October 2014 in various capacities including Chef de marché, Chef de produits Soudage, OEM Manager, and Export Field Engineer. Responsibilities include developing and managing a portfolio of products, negotiating national contracts, providing training and support, and implementing commercial and marketing actions. Prior to Castolin Eutectic, Yvan Jeannin served as a Professor de Technologie at Education Nationale and held engineering roles at CHRYSO France and KP1, focusing on innovative analysis techniques and product development. Educational qualifications include a degree in Materials, Technology, and Economics from Université de Technologie de Troyes and a DUT in Science and Engineering of Materials from Université de Bourgogne.