Thomas played with the Vancouver Whitecaps Residency squad in the team's first USL Premier Development League season in 2008, before being called up to the senior Vancouver Whitecaps side. He spent the 2009 season back in the PDL playing for the Vancouver Whitecaps Residency squad, before being recalled to the senior Whitecaps squad for the 2010 season. Thomas made his professional debut on September 11, 2010 against Crystal Palace Baltimore, coming on as a late substitute for Jay Nolly. On August 5, 2011, after a successful trial period, he signed a one-year contract with English side Huddersfield Town. He left the club in June 2012, after not being offered a new contract by the manager, Simon Grayson. He did not make a single first team appearance for the club. In August 2014 Thomas joined Football League Two club Newport County on a short contract to cover injuries. He left the club September 1, 2014 having not made a first team appearance, though he was regularly on the substitutes bench for League Two matches. Thomas signed a contract with OBOS-ligaen club Strømmen prior to the 2015 season. As the first choice goalkeeper, he started 28 of the club's 30 matches in 2015, and broke club records for fewest goals against, and most shutouts in a season. In November 2015 Thomas joined Tippeligaen club Bodø/Glimt on a three-year deal. In early 2018, Thomas joined Kongsvinger in the OBOS-ligaen. After only a few months with Kongsvinger, Thomas switched to fellow 2nd tier side Strømmen, where he played in 2015. On February 18, 2019 he signed with newly promoted Norwegian First Division club KFUM-Kameratene Oslo.
Career statistics
International career
Thomas received his first call up to the Canada Under-23 squad on the March 9, 2012, for the 2012 CONCACAF Men's Olympic Qualifying Tournament. Thomas made his senior team debut on January 26, 2013 in a friendly against Denmark as a second half sub for Lars Hirschfeld, the game ended as a 4–0 defeat. Days later he played the full 90 minutes and kept a clean sheet in a 0–0 draw with the United States. On June 27, 2013 Thomas was listed as a part of the confirmed 23-man squad for Colin Miller's Canada squad for 2013 CONCACAF Gold Cup. After becoming the first choice goalkeeper for Strømmen, Thomas was listed as part of the 23 man roster for a friendly against Ghana, as well as 2018 World Cup Qualifiers against Honduras and El Salvador.
