He was with the IBM Zurich Research Laboratory, Switzerland, working mainly on microcantilever devices for chemical AFM applications. Since March 2004, he has been a Professor of mechanical systems engineering at Chonnam National University (CNU), Gwangju, Korea. At CNU, his research interests include smart cantilever devices, miniaturized energy harvesters, smart materials and structures, and nanoscale transducers.,Dr. Lee is a member of the Technical Program Committee of the IEEE Sensors Conference, Transducers, and Microprocesses and Nanotechnology Conference.