He has previously managed Polish top flight teams Groclin and Ruch Chorzów.

In 2005, under Radolsky, Groclin won the Polish Cup for the first time in their history (in 2020, in connection with proven cases of match-fixing, they were deprived of this title)[1] and he was made an honorary citizen of the town of Grodzisk Wielkopolski.

[2] In 1998, he spent a short time as interim coach of the Slovakia national team.

[3] In October 1999, the under-21 national team, under Radolsky, defeated Azerbaijan 3–0 to win its qualifying group for the European championships.

[4] The team was eventually among the top four that qualified for the 2000 Summer Olympics in Sydney.