Between 1950 and 1954 he coached Danish top-flight side Odense Boldklub, before he became head coach for AGF Aarhus from 1954 to 1956, where he became the first coach to win the Danish double and in his first season in 1954-55, which also was the first championship and Danish Cup tournament AGF had won. He went on to win his second Danish Championship with AGF in 1955–56, then took over as head coach for the Belgium national football team, the "Red Devils", for six games from 27 October 1957 to 26 May 1958. He was succeeded by Constant Vanden Stock.
Thereafter, he became coach of the Belgian first division team K. Berchem Sport in 1958-59 and 1959–60, before he once again returned to Denmark to coach AGF Aarhus from 1960 to 1964, winning the double in 1960 and thus becoming the most successful coach in the clubs very long history. He also coached B 1909.