From 1879 to 1887, Cimon was employed by the Canadian Department of Public Works. In 1884, he married Marie-Julie-Charlotte-Amanda, the daughter of Paschal-Vinceslas Taché, sheriff for Kamouraska. He was elected to represent Charlevoix in the House of Commons following the death of his father in 1887.
Cimon held a position with the Canadian Public Works from 1879 to 1887. In 1884, he married Marie-Julie-Charlotte-Amanda, daughter of Paschal-Vinceslas Taché, Kamouraska sheriff. He was elected to represent Charlevoix in Parliament after his father's death in 1887.