A five-time all-league selection in the USL-1 and its predecessor, the A-League,[1] Nash has won four league championships, two with the Rochester Rhinos in 2000 and 2001 and two with the Vancouver Whitecaps in 2006 and 2008.

Nash was also a regular member of the Canadian national soccer team, making 38 appearances and scoring 2 goals during his 13-year career.

In 2006, Nash helped Vancouver capture their first USL First Division Championship, beating Rochester Raging Rhinos by a score of 3–0.

[1] The following season, on September 30, 2008, Nash was named to his second consecutive USL-1 First All-League Team,[3] en route to another USL-1 Championship on October 12, 2008, beating the Puerto Rico Islanders 2–1 in Vancouver.

[4] The win marked Nash's fourth league title (including the USL's predecessor, the A-League).

[8] Nash made his debut for Canada in an April 1997 FIFA World Cup qualification match against El Salvador.

Nash was named the assistant coach of the Ottawa Fury on October 18, 2013, for their inaugural year in the North American Soccer League.

[15] On December 21, 2021, he was announced as the head coach of York United FC of the Canadian Premier League.