2019 to 2021: Dean, Faculty of Mechanical and Chemical Engineering, College of Engineering, Kwame Nkrumah University of Science & Technology, Kumasi, Ghana.

2018 to 2019: Head, Department of Mechanical Engineering, College of Engineering, Kwame Nkrumah University of Science & Technology, Kumasi, Ghana.

2010 to 2015: Director, Technology Consultancy Centre (TCC), College of Engineering, Kwame Nkrumah University of Science & Technology, Kumasi, Ghana.

2005 to 2009: Senior Member in charge of Suame Intermediate Technology Transfer Unit (ITTU)

1995 to 2004: Manager,  Suame Intermediate Technology Transfer Unit (ITTU), Technology Consultancy Centre (TCC), KNUST, Kumasi

1990 to 1992: Teaching Assistant