• [2019.03 - present] Principal Research Scientist at Korea Institute of Science and Technology (KIST)
• [2009.01 - present] Assistant Professor at Univ. Science and Technology (KIST School, UST)
• [2009.01 - 2019.02] Senior Research Scientist at Korea Institute of Science and Technology (KIST)
• [2011.03 - 2011.09] Visiting Researcher at Institute for Creative Technologies, University of Southern California (USC)
• [2010 - 2011] Adjunct Professor at Korea University
• [2008.01 - 2008.12] Research Scientist at Korea Institute of Science and Technology (KIST)
• [2007.08 - 2007.12] Assistant Research Professor at Korea University
• [2007.03 - 2007.08] PostDoc at Korea University
• [2003.09 - 2004.08] Visiting Scholar at University of Southern California (USC)