– 2017~Present: Associate Professor, UNIST
– 2017~2018: Visiting Professor, Department of Chemical and Biomolecular Engineering, University of Pennsylvania
– 2010~2017: Assistant Professor, UNIST
– 2006~2010: Postdoctoral Associate, Department of Chemistry, Massachusetts Institute of Technology
– 2005~2006: Postdoctoral Fellow, Institute of Molecular Biology and Genetics, Seoul National University