Career
A speedy and tricky attacker, Schleger played for several clubs: he began his career in Sparta Prague, where he played in their youth team, later went to Vienna and played for Wiener Sportclub (1949-1951) and Austria Wien (1951-1964). A veterinarian, he later became head of the genetics institute at the University of Veterinary Medicine Vienna. He earned 22 caps, scoring one goal.