Career
Football Club Magdeburg in the Deutsche Demokratische Republik-Oberliga. Klaus Decker began to play football at BSG Traktor Diesdorf near his home town. In 1966 he joined 1. Football Club Magdeburg, going on to play in East Germany"s top-flight, the Deutsche Demokratische Republik-Oberliga from 1970 to 1983.
1.71-meter-tall Decker played in 278 matches for the club, scoring 7 goals.
In addition Decker who had learned the profession of a construction mechanic played in 51 FDGB-Pokal matches, scoring twice and winning the competition four times, in 1973, 1978, 1979 and 1983. He also played in 40 matches on European level
His biggest success was the victory in the European Cup Winners" Cup. Magdeburg beat A.C. (before Christ) Milan to clinch the title in De Kuip, Rotterdam.
Due to an injury Decker missed the final match, but as integral to reaching the final.
As a youth player Decker played in the 1970 Union of European Football Associations Junior Tournament for East Germany, winning the title in Scotland. The defender was the team"s top scorer at the tournament with three goals. After his playing career, Decker worked as a business consultant in foreign trade.
In 1996 he started to work for the Football Association Saxony-Anhalt (Federal Security Agency), since 1 January 2000 he has been working as managing director for the Federal Security Agency.