Executive director of Research Council, Korean Society of Industrial and Systems Engineering (한국산업경영시스템학회, 상임이사)
International Committee, Accreditation Board for Engineering Education of Korea (ABEEK) (한국공학교육인증원, 국제위원회 위원)
Co-Editor, Journal of the Korea Society for Simulation (한국시뮬레이션 학회 논문지, 편집위원)
Guest Editor, Building Integrated Photovoltaics: Present and Future, Energies (https://www.mdpi.com/journal/energies/special_issues/D986Q0304S)
Guest Editor, Simulation Modelling and Analysis of a Renewable Energy System, Volume II, Energies (https://www.mdpi.com/journal/energies/special_issues/0JSO3307K4)
Guest Editor, Simulation Modelling and Analysis of a Renewable Energy System, Energies (https://www.mdpi.com/journal/energies/special_issues/Simulation_Modelling_and_Analysis_of_a_Renewable_Energy_System)
Co-Publicity Chair, Winter Simulation Conference, 2023
Co-Publicity Chair, Winter Simulation Conference, 2022
Proceedings Editor, Winter Simulation Conference, 2021
Co-Proceedings Editor, Winter Simulation Conference, 2020
Registration Chair, Winter Simulation Conference, 2019
Reviewer, Industrial Marketing Management
Reviewer, IEEE Transactions on Intelligent Transportation Systems
Reviewer, Expert Systems with Applications
Reviewer, Journal of Industrial Engineering and Management
Reviewer, Journal of Simulation
Reviewer, Industrial Engineering and Management Systems
Reviewer, International Journal of Industrial Engineering: Theory Applications and Practice
Reviewer, International Journal of Services Operations and Informatics
Reviewer, Omega International Journal of Management Science
Reviewer, Simulation
Reviewer, Transportation Research Part C
Reviewer, Institute of Industrial and Systems Engineers (IISE) Annual Conference, Pittsburgh, PA, 2017
Reviewer, Institute of Industrial and Systems Engineers (IISE) Annual Conference, Orlando, FL, 2018
Reviewer, Winter Simulation Conference, Washington, D.C., 2016
Reviewer, Winter Simulation Conference, Huntington Beach, CA, 2015
Reviewer, Summer Simulation Multi-Conference, Monterey, CA, 2014
Regular Member of Institute for Operation Research and the Management Sciences (INFORMS)
Professional Member of Institute of Industrial & Systems Engineers (IISE)
Regular Member of The Korean Management and Technology Consultant Association (KTMCA)
Sun Certified JAVA Programmer (SCJP)
Microsoft Certified System Engineer (MCSE)
Microsoft Certified Database Administrator (MCDBA)
Lean Six Sigma Master Black Belt (LSSMBB)