Adelaide United defeated Waitakere FC NZ 2–1 in their opening match and further went on to defeat African Champions, Al Ahly FC of Egypt 1–0. They exited the FIFA World Club Cup in the Quarter finals by losing to eventual finalist's Gamba Osaka of Japan 0–1. Stubbins joined Football Federation Australia in 2011. Working as an assistant/analyst with various Australian National youth teams and also with the renowned Men's football program at the Australian Institute of Sport. The institute is renowned as a cutting edge facility for Sports Science and Best Practice. In 2012 Stubbins further expanded on his football experiences by taking an offer to work in South East Asia and the Thai Premier League, in particular. He spent a year with Police United FC as their Technical Director before moving over to Bangkok Glass FC with (7) games remaining of their campaign as Manager/Head Coach. Stubbins concluded the campaign with Bangkok Glass FC as 'Coach of the Month' for Thailand. However, both parties agreed on a split before the season got under way in March 2013. In September 2013 Stubbins accepted an offer to join 16th placed Ayutthaya FC of Thailand. The 1st division club ultimately going on to consolidate an 8th-place finish in the league after undertaking a twelve-game unbeaten run under Stubbins guidance. Stubbins was twice awarded Coach of the Month during this period. Pro Diploma / AFC 'A' Licence / F.A. International Licence