Career
Wieczorek started his career at VfL Schildesche. In 1999 he joined Arminia Bielefeld"s youth team After 6 years, he left Arminia Bielefeld and moved to Football Club Vaduz and played 48 games, scoring 4 goals.
In December 2008 his career finished, following injury (a cranial fracture the previous April).
Wieczorek will begin to work as Head Coach in Bielefeld.