 Atkinson aiva nhengo yeAustralia 2008 Olympic triathlon team, kwaakapedza ari wechi11 mu triathlon yevarume, uye 2012 Olympic triathlon team kwaakaisa 18. Mukuwedzera mubasa rake Atkinson akakunda Mens International Triathlon Union ITU 2009 World Cup mujaho muMooloolaba neIshigaki uye akakunda mana akateedzana eAustralia Junior Triathlon Championships kubva 1996 kusvika 1999. Muna 2002, 2003 na 2004 akanga ari Triathlete weAustralia weGore. 