Research Fellow, CRI(Chungbuk Research Institute), Regional Public Research Institute in South Korea (March 2020 ~ current)
Research Professor, CTIM, Korea University of Technology and Education, South Korea (November 2019 ~ February 2020)
Principal Research Fellow, Business Consulting Research Center, Daejeon University, South Korea (December 2017 ~ October 2019)
Adjunct Faculty, Dept. of Business Consulting, Daejeon University, South Korea (September 2018 ~ June 2019)
Instructor of Economics, Dept. of Social and Behavior Sciences, Front Range Community College, Fort Collins, CO (September 2015 ~ May 2017)
Postdoc Researcher, Dept. of Ag and Resource Economics, Colorado State University, Fort Collins, CO (August 2016 ~ September 2017)
Research Assistant, Dept. of Ag and Resource Economics with CSU Ventures (Technology Transfer Office), Fort Collins, CO (January 2013 ~ July 2016)
Co-manager, Korea Regional Economic Association (January 2023 ~ current)
Associate editor, International Journal of Engineering Business Management (July 2019 ~ 2022)
Editorial board member, International Journal of Engineering Business Management (February 2019 ~ June 2019)
Journal reviewer, Korea Corporation Management Association (August 2018 ~ current)
Journal reviewer, Knowledge Management Society of Korea (September 2018 ~ current)
General member, Agricultural and Applied Economics Association (January 2014 ~ 2016)Â
General member, American Economic Association (January 2014 ~ 2016)
General member, Western Agricultural Economics Association (January 2015 ~ 2016)