Between 1997 and 2001, Vickerman served as an assistant coach for the North Melbourne Giants, head coach of the Rockhampton Rockets, and assistant coach of the Sydney Panthers. In 2002, he became head coach of the Wellington Saints, coaching them for just over one season before walking out on the club just four games in the 2003 season because of the club's financial uncertainty.
In 2004, Vickerman guided Melbourne University to a Big V title. He subsequently joined the Melbourne Tigers as an assistant coach for the 2004–05 and 2005–06 NBL seasons. For the 2006–07 NBL season, he served as an assistant coach for the Singapore Slingers. During this time, he also served as the head coach of the Singapore national team. Then between 2007 and 2013, he served as an assistant coach for the New Zealand Breakers.
Between 2009 and 2011, Vickerman was also the head of the Waikato Pistons, a position he earned Coach of the Year honours with in 2009 and 2011. In 2013, he became head coach of the New Zealand Breakers. In 2014–15, he guided the Breakers to their fourth NBL championship in five years. Following the 2015–16 season, he departed the Breakers.
- Basketball: McHugh was cue for Saints revival
- "Basketball: Vickerman joins Breakers". nzherald.co.nz. 14 June 2007. Retrieved 30 May 2010.
- "Cedric Jackson sweeps NZ Breakers' awards". Stuff.co.nz. 28 April 2013. Retrieved 6 June 2013.
- "New Breakers coach undaunted by top role". Stuff.co.nz. 28 April 2013. Retrieved 6 June 2013.
- VICKERMAN, COPELAND JOIN THE SYDNEY KINGS
- NBL: Melbourne United name Dean Vickerman new coach for two seasons