 Bumbut was selected in the second round of the 2008 MLS Supplemental Draft by the Chicago Fire.He turned professional in 2008 when he signed with the Richmond Kickers in the USL Second Division.He made his professional debut on 19 April 2008 in Richmond's 3-0 opening day victory over the Western Mass Pioneers, and helped the Kickers to the 2009 USL Second Division championship.