He played Canadian Interuniversity Sport (CIS) football for the Montreal Carabins.

He has also played for the Carolina Panthers of the National Football League (NFL) and the Montreal Alouettes and Edmonton Elks of the CFL.

Along with Antoine Pruneau, he became one of the first two Montreal Carabins chosen in the first round of the CFL Draft.

He attended the Panthers' camp because the team had fewer offensive linemen competing for positions than the Colts and the Dolphins.

[12] On March 27, 2017, the BC Lions (CFL) acquired the rights to Foucault and offensive lineman Vincent Brown from the Montreal Alouettes in exchange for international offensive lineman Jovan Olafioye and future considerations.