He has been working at the Permanent Delegation of the Republic of Poland to NATO and WEU in Brussels (1999–2003) and NATO headquarters in Brussels as legal adviser and prive officer of the Secretary General of NATO (2003–2006).
In 2009 he became deputy director of the Legal and Treaty Department (MFA), and in 2012 acting director of the Dearment of the Amecias.
Between 2012 and 2014 he was deputy chief of Embassy of Poland in Paris.
In 2016 he was promoted to the director of the United Nations and Human Rights Department.In January 2018 he was appointed as Permanent Representative of the Republic of Poland to the UN Office in Geneva.He can speak English, French, Spanish and Russian languages.