2023 - 2024
• Advisor, Confederation of St. Gabriel's Foundation of Thailand Parent and Teacher Associations
2022 - 2024
• Honorary Advisor, Confederation of St. Gabriel's Alumni Associations of Thailand (CGA)
2021 - 2022
• Board of Directors, St. Gabriel's College
2020 - 2022
• Advisor, St. Gabriel’s Alumni Associations
2019 - 2020
• Acting Vice President for Policy, Planning and Quality Assurance, Assumption University
• Acting Director, Center for Excellence, Assumption University
• Board of Directors, St. Gabriel’s College
Jun. 27 - Aug. 31, 2016
• Acting Director, Center for Excellence, Assumption University
2014 - 2016
• Board of Directors, Assumption Commercial School
May 1, 2012 - Oct. 31, 2013
• Acting Dean, Albert Laurence School of Communication Arts, Assumption University
Nov. 1, 2011 - Present
• Rector Magnificus, Assumption University
2010 - 2013
• Member of College Council, University of Phayao
2009 - Present
• Member of College Council, Asia-Pacific International University
Nov. 17, 2008 - Apr. 15, 2011
• Acting Dean, Faculty of Communication Arts, Assumption University
2008 -
• Board of Directors, Saint Louis School, Chachoengsao
• Board of Directors, Assumption College, Nakhonratchasima
2003 -
• Board of Directors, St.Gabriel’s College
2002 -
• Board of Directors, Phra Mae Maree Sathorn School
• Member of College Council, Mission College
Nov. 1, 2002 - Present
• President, Assumption University
2001 -
• Advisor to the University Council, Hatyai University
2001 - 2011
• Director, Center for Excellence, Assumption University
2000 -
• Member of College Council, North Bangkok College
• Board of Directors, Darasamutr School, Chacherngsao
• Board of Directors, Assumption College, Bangkok
1998 - 2003
• Acting Dean, Albert Laurence School of Communication Arts, Assumption University
1994 - 2003
• Vice President for Academic Affairs, Assumption University
1991 - 1994
• Vice President for Student Affairs, Assumption University
1985 - 1990
• Principal, Saint Gabriel’s College
1983 - Present
• Member of the University Council, Assumption University
1979 - 1983
• Principal, Assumption College Samrong
1978 - 1984
• Vice President for Student Affairs, Assumption Business Administration College
1974 - 1977
• Principal, Assumption College Thonburi
1967 - 1970
• Teacher, Assumption College Rayong
