[4] He played 8 games with the Islanders' American Hockey League affiliate, the Bridgeport Sound Tigers at the end of the 2006–07 campaign, notching three points and two penalty minutes.

[4][7] Smith had a breakout year during the 2008–09 season for the Sound Tigers playing on the first line between Kurtis McLean and Mike Iggulden, scoring 30 goals and notching 32 assists in 76 games.

[5] On July 5, 2013, Smith was signed as a free agent to a one-year, one-way contract with the Toronto Maple Leafs for a reported $550,000.

[16] He won the 2016 Swiss championship with Bern, but missed large parts of the 2015-16 season after undergoing elbow surgery.

On July 2, 2016, he inked a two-year, two-way contract with the Nashville Predators of the National Hockey League (NHL).

[18] Smith made his debut with the Predators in a solitary game during the 2016–17 season, spending the duration of his contract with Nashville's AHL affiliate, the Milwaukee Admirals.

As a free agent from the Predators, Smith agreed to a one-year AHL contract to add a veteran presence to the San Antonio Rampage on July 30, 2018.