He was also vice-president (1964–1970) and then president (1979–1987) of the Estonian Athletics Federation. In parallel Junk worked for the Estonian Ministry of Internal Affairs and wrote for the Estonian sports periodicals Kehakultuur and Spordileht.
He also served as vice-president (1964–1970) and later as president (1979–1987) of the Estonian Athletics Federation. Concurrently, Junk worked for the Estonian Ministry of Internal Affairs and contributed to Estonian sports magazines Kehakultuur and Spordileht.