- Assistant Professor, Department of Mechanical System Design Engineering, Seoul National University of Science and Technology, Korea (Apr. 2021 - Present)
- Principal Researcher, Manufacturing Process Platform R&D Department, Korea Institute of Industry and Technology, Korea (Aug. 2014 - Mar. 2021)
- Associate Professor, Department of Robotics and Virtual Engineering, University of Science and Technology, Korea (Sep. 2015 - Aug. 2018)
- Guest Researcher, Life Cycle Engineering Group, System Integration Division, National Institute of Standards and Technology, USA (Jan. 2012 - Jul. 2014)
- Research Assistant, UGS PLM Solution & Digital Manufacturing Research Centers, Korea (Oct. 2003 - Aug. 2011)
- Researcher, VR/CAD Team, Institute for Graphic Interfaces, Korea (Sep. 2007 - Aug. 2008)
- Global Internship, Research Assistant, Department of Industrial Application, Fraunhofer IGD, Germany (Jun. 2006 - Feb. 2007)
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