Faucher was a graduate of École Polytechnique, and his abilities earned him a professorship of general tactics and engineering at the School of Applied Artillery in Fontainebleau, a position he held from 1901 to 1905.

He joined the war college at the École Militaire and from 1910 and 1914 pursued a career in Central Administration at the Ministry of Defense.

During the Interwar period he was head of the French military mission in Czechoslovakia from 1926 to 1938.

[1] During World War II, Faucher was head of Region B (Southwest) of the Armée secrète,[2] and was arrested by the Gestapo in 1944.

[3] Faucher died in 1964; he was honored by the president of the Association of Czechoslovak Volunteers in France.