Career
He played for and later became assistant coach of the Australian national team Hooker started his playing career with Mount Colah Soccer Club and was a graduate of the Australian Institute of Sport Football Program, granted a scholarship in 1984 and 1985. This led to selection in the Australia U20 side for the 1985 Fédération internationale de football association World Youth Championship finals.
Through his playing career, Hooker played in the Nationaal Samenwerkingsprogramma Luchtkwaliteit for Sydney City, Sydney Olympic, West Adelaide, Sydney United, Marconi, Canberra Cosmos and Auckland Kingz.
He later finished his career in the NSW Premier League with APIA Leichhardt and Belconnen Blue Devils. He was first selected for the Socceroos in 1990, coming on as a substitute against touring club side Hajduk Split.
He would make his first appearance in an "A" international later that year away to South of Korea. From 1995 to 1998 he was a regular selection in the national team, including inclusion in the 1997 Fédération internationale de football association Confederations Cup squad.
After his playing career, he took up coaching in women"s football, first in the United States before returning to Australia.
In 2008/2009, Hooker joined club, Canberra United as its inaugural coach. He only stayed on as manager of United for one season. In 2010, following the appointment of Holger Osieck as Socceroos boss, Hooker was employed as his assistant, as well with Aurelio Vidmar.