[1] Wilkie came to prominence after winning the Australian national championship and qualifying for the 2009 World Singles Champion of Champions event, where he won the gold medal defeating Wayne Hogg of Scotland in the final.

[2] He was selected to play for Australia during the 2010 Commonwealth Games in Delhi where he won a triples silver medal.

He competed in the men's fours at the 2014 Commonwealth Games where he won a bronze medal.

[3][4] He won two silver medals at the 2011 Asia Pacific Bowls Championships in Adelaide.

[6] He was selected as part of the Australian team for the 2018 Commonwealth Games on the Gold Coast in Queensland where he claimed a silver medal in the Fours with Aron Sherriff, Barrie Lester, and Nathan Rice.