 Born in Klingenthal, he won a Bronze medal in the Individual Large Hill event at the 1956 Winter Olympics.Glaß, who is not related to fellow East German jumper Henry Glaß of the 1970s, started training as jumper in 1952, and became a member of the GDR-team in 1953.A change in style after 1954 helped him win the medal in 1956.