Csaba Kőrösi previously held the positions of; 

- Deputy State Secretary in charge of security policy, multilateral diplomacy and human rights

- Vice-President of the UN General Assembly (2011-12)

- Co-chair of the UN Open Working Group on Sustainable Development Goals

- Vice-Chair of Bureau of HABITAT III (2014)

- Director (state secretary) for Environmental Sustainability, Office of the President of the Republic of Hungary (2015-2022)

- Sherpa to the President of Hungary, at the High Level Panel on Water co-convened by the UN Secretary General and the President of the World Bank Group 

- Sherpa to the President of Hungary at the Water and Climate Leaders panel, 

- 77th President of the UN General Assembly

Other engagements have included;

-        Member of the UN Council of Presidents of the General Assembly 

-        Member of the Nizami Ganjavi International Center

-        Distinguished Fellow, Ogata Sadako Research Institute for Peace and Development of the Japan International Cooperation Agency 

-        Fellow, International Research Center of Big Data for Sustainable Development Goals, Beijing, China 

-        Member of the Board of Patrons, World Sustainability Forum, USA

-        Member of the National Council on Sustainable Development at the Hungarian National Assembly

-        Member of the Jury, Elisabeth Haub Award for Environmental Law and Diplomacy, USA

-        Member of the Presidential Committee on Sustainable Development at the Hungarian Academy of Sciences

-        Founding member of the Hungarian Scientific Panel on Climate Change

-        Honorary member of the Hungarian Chamber of Engineers, Department of Hydrological Engineering