Martin Sion

Martin Sion is a seasoned executive with extensive experience in the aerospace and defense industries. Currently serving as Président Exécutif and Board Member at ArianeGroup since April 2020, Martin Sion previously held the position of Président du GEAD at GIFAS from July 2020 to April 2023. Martin Sion's long tenure at Safran, from June 1990 to April 2023, included roles such as Président Safran Electronics & Defense and Président-Directeur Général of Aircelle. Martin Sion's career also featured leadership positions in various divisions, including as Directeur Division Moteurs Spatiaux and Directeur Centre d'Excellence Industrielle Snecma. Martin Sion's early career included a position as Visiting Scientist at Sandia National Laboratories. Educationally, Martin Sion graduated from CentraleSupélec and attended Lycée Sainte-Geneviève.