· Professor, Korea University2015–
· Associate Professor, Korea University2010–2015
· Assiatant Professor, Korea University2006–2010
· Research Scientist, University of Virginia2005–2006
· Senior Engineer, Samsung Electronics2003–2005
· Intern, IBM T.J. Watson Research Center2002–2002
· Ph.D, Electrical and Computer Engineering, Seoul National University1998–2003
· MS, Computer Engineering, Seoul National University1996–1998
· BS, Computer Engineering, Seoul National University1992–1996