 Platter signed with Minnesota Thunder in 2005, and was used primarily a backup to first-choice keeper Joe Warren, playing in just six first team games in his first two years with the club.Platter emerged as the starting goalkeeper for the team in 2007, eventually logging 1,620 minutes in 18 games played, and has continued to hold the starting goalkeeper position through 2008 and into 2009.After five years with Minnesota Thunder Platter signed a two-year contract with Carolina RailHawks in March 2010.