Career
Schupp started playing professionally in 1984 at 1. He went on to play over 150 matches for the club over seven years before joining SG Wattenscheid 09 in July 1991. He played at Wattenscheid for just one season, but he was so impressive during that time that it led to him being signed by Football Club Bayern Munich in the Summer of 1992.
Later that year, he signed for Saskatchewan Sturm Graz of Austria and retired in 2001, having played 128 league games for the club
After his retirement from playing, he managed SV Wacker Burghausen from 2004 until 2006 and was assistant manager to Huub Stevens at Hamburger SV during the 2007/08 season. On 22 April 2009 signed a contract with Football Club Red Bulletin Salzburg as assistant coach and signed then on 3 September 2009 a contract as head coach from Karlsruher South Carolina, the contract runs between 30 June 2011.