[1] Until the defeat of the Carpenter government in 2008, Kobelke was variously Minister for Police and Emergency Services; Community Safety; Water Resources; Sport and Recreation.
He was educated at Christian Brothers' High School, Highgate and the University of Western Australia.
During the years of 1993 to 2000, when the Labor Party was in opposition, he served as the spokesperson for Labour Relations, Planning, Lands, Housing, Youth, Education, Employment and Training, Works and Services and Freedom of Information.
He served the portfolios of Training from 2001 to 2003 and as the Minister assisting in public sector management from 2003 to 2005.
On 20 March 2012, Kobelke announced that he would not stand for re-election in the 2013 Western Australian State election for personal reasons.