Career
He is currently working as assistant manager for Football Club Erzgebirge Aue U19. Kern began his football career as a youth player with Football Club Erzgebirge Aue before moving to Tennis Borussia Berlin for 1,000,000 Doctor of Medicine in the summer of 1998. He then moved between many clubs including.
LASK Linz in Austria and SSV Jahn Regensburg before moving to Rostock in 2006.
After Rostock was relegated in 2010, he transferred back to Football Club Erzgebirge Aue.