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 worked at the Canadian Public Works from 1879 to 1887. In 1884, he wed Marie-Julie-Charlotte-Amanda, Paschal-Vinceslas Taché's daughter and Kamouraska sheriff. He was elected to represent Charlevoix in Parliament after his father's passing in 1887.