2018-Present Assistant Professor at Department of Clinical Chemistry, Faculty of Allied Health Sciences, Chulalongkorn University, Thailand2001-2018 Lecturer at Department of Clinical Chemistry, Faculty of Allied Health Sciences, Chulalongkorn University, ThailandApril 2021-November 2024 Head of Department of Clinical Chemistry, Faculty of Allied Health Sciences, Chulalongkorn University, ThailandAugust 2017-September 2019 Deputy Dean for Administration, Faculty of Allied Health Sciences, Chulalongkorn University, Thailand