He entered the diplomatic corps in 1992 and held several positions within the Ministry of Foreign Affairs. He was specialised in Africa at that time. Chmiel served as the nation's Ambassador to Nigeria from 1996 to 2003 and Australia from 2008 to 2009. From September 2014 to June 2019 he served as Czech Republic Ambassador to Hungary. In June 2019, he took post of Ambassador to Slovenia till 2023. From October 2023 till July 2024 he was posted in the headquarters of MFA in Prague. At present he works as Czech Ambassador to the State of Kuwait. [2]