After obtaining an Engineering Diploma from the ENSEIRB-MATMECA engineering school and a Advanced Studies Diploma in Fluid Mechanics in Bordeaux, Arnaud joined the Safran Group in 2001 at Safran Transmissions Systems, where he held the XAO support position in the Power Transmissions & Hydromechanics Department, then CATIA V5 project manager. In 2007, Arnaud took over responsibility for the Service Desk of the Safran Aircraft Engines Information Systems Department, and then, in 2009, for the Customer Workstation Support Department. Arnaud subsequently joined Safran SA in 2011 as Head of Purchasing Support within the Group Purchasing Department. Since 2021, Arnaud has been in charge of business travel for the Safran group within the Human & Social Responsibilities Department.