After completing his collegiate career with Cornell University in the ECAC, on March 30, 2010, he was signed as a free agent by the Montreal Canadiens to a two-year entry-level contract.

Nash missed the entire 2011–12 season after undergoing shoulder surgery in September 2011 for an injury suffered in training camp.

[5] On August 20, 2013, Nash failed to receive an NHL offer as a free agent, and signed to a one-year AHL contract with the Hartford Wolf Pack.

[6] After spending the 2014–15 season in the ECHL with the Bakersfield Condors on July 25, 2015, Nash signed a one-year deal with European team Rytíři Kladno of the Czech First league, which is owned by Jaromír Jágr.

On July 4, 2016, Nash continued his European career, in moving to Austria on a one-year deal with Graz 99ers of the EBEL.