He has been working in the water engineering section as an academic staff since 2007. Prior to joining CBNU, He worked as a civil engineer in HHI construction company (Korea) from 1997 to 2000 and a Marie-Curie researcher in UFZ-Helmholtz Centre (Germany) from 2006 to 2007. He has BEng in civil engineering from University of Seoul (Korea) and MSc in hydrology and environmental engineering and PhD in hydrology from Imperial College London (UK).