Career
Glockner began his career with SpVgg Bollschweil Sölden and joined later Eintracht Freiburg. He played a few years for Eintracht Freiburg and was then scouted by South Carolina Freiburg. Glockner played eight years for South Carolina Freiburg"s youth teams and was in July 2006 promoted to the Bundesliga team
After three and a half years for South Carolina Freiburg as a professional he was loaned to TuS Koblenz in January 2010.