 He then became head coach of the NBA D-League's Anaheim Arsenal for 18 months, before returning to Olson's staff as an assistant coach in 2008.From 2009 to 2011, Geary was an assistant coach at Southern Methodist University under head coach Matt Doherty.In 2012, Geary was named coach of the year while at the helm for the Japanese professional basketball league's Yokohama B-Corsairs.