Vice Chancellor, Universiti Malaysia Sabah (Since 30^rd October 2022)

President of Malaysian University Sport Council (MASUM) (2011-2014)

Adjunct Lecturer - Upper Iowa University, USA (2 semester 1999)

Part time Economic lecturer – Milwaukee Area Technical College (MATC), Milwaukee, Wisconsin, USA (1998-1999)

Teaching assistant at University of Wisconsin-Milwaukee, Wisconsin, USA (1998- 2000)

Wakil UMS ke Malaysia APEC Study Center, 13 Julai 2001

HeBei Normal University. China. Since 2005 – present. Topic: Malaysian Economy

University of International Business and Economics (UIBE), Beijing. April 2005 – present

Public lecture at Petro-Chemical Institute Beijing, April 2012. Topic: Malaysian Economy 

Public lecture at Beihang University Beijing, China. April 2012. Topic: Malaysian Economy

University Fellow - Guizhou University, Guiyang, China – (2016 for 3 years)

University Fellow - Wako University, Tokyo, Japan, Since 2004 – Present

University Fellow at Palawan State University, Palawan, The Philippine 

Fellow, Pusat Pembangunan Ekonomi dan Dasar, Universiti Malaysia Sabah

Associate Fellow – Pusat Pengajian Pembangunan Ungku Aziz (Centre of Poverty and Development study (CPDS)) Universiti Malaya (2017-2020)

Associate Editor on The Borneo Review Editorial Board, Institute of Development Study Sabah (IDS)

Deputy Chairman, National Professor Council (MPN) UMS Chapter – in charge of Socioeconomic Development cluster

Adviser of Association of China-ASEAN Education and Training Centers (2016 - 2021), Guizhou University, Guizhou, China

Head of Sepanggar Consultative Council, Kota Kinabalu Sabah.

Appointed by Ministry Education Malaysia as internal auditor, Malaysia Research Assessmnet (MyRA), UMS, 1 January 2019 – 31 Oct 2020

 Internal auditor, Malaysia Research Assessment (MyRA), UMS 

Ahli Jawatankuasa Teknikal Pembangunan Modal Insan Berasaskan Sains, Teknologi dan Inovasi negrei Sabah (1 Okt 2021 – 30 Sept 2023)

Timbalan Pengerusi Majlis Dekan-dekan Universiti Awam fakulti Ekonomi (2005-2009)

Ahli Majlis Dekan Pengurusan, dan Perniagaan (MDPP) Universiti Awam, Malaysia (2020-2021) 

Chairman, Koperasi UMS (2017- 2020)