· Mobile Robotics Researcher, McGill University2024–
· Chair of Mathematics, Collège de France
· Professor, Collège de France
· Professor, École Centrale des Quatre-Nations
· Instructor in Mathematics, École de Gardes de la Marine
· Professor of Analysis, École Polytechnique
· Professor of Mathematics, Physics and Chemistry, École Royale d'Artillerie
· Instructor, École Royale Militaire de Paris
· Director, Executive Committee for Public Instruction
· Professor of Differential Calculus, Faculté des Sciences de Paris
· Instructor, Paris Lycée
· Graduate Student, University of Paris