Jean-Arnold Chenilleau is a seasoned professional in program management and engineering, currently serving as Chef de programme at Safran since November 2023. Previously, Jean-Arnold held the position of Program Manager at Safran - Navigation & Timing from May 2018 to October 2023, where responsibilities included managing military programs, establishing strategic partnerships, and creating technical offers for governmental clients. A background as a Senior Application Engineer at Spectracom involved designing solutions for EMEA customers within the fields of Timing and GNSS simulation. Earlier experience includes project management at Messier-Bugatti-Dowty and roles at Morpho, Renault F1 Team, and Dassault Aviation. Jean-Arnold holds a degree in Strategic Business Unit Management from HEC Paris and a degree in Electronics and Mechatronics from Ecole nationale supérieure de l'Electronique et de ses Applications.