Head, Department of Theoretical and Applied Biology from1^stAugust 2010-31^st July2012

Dean Faculty of Biosciences, College of Science, KNUST 1^st August 2016 to 31st July 2020

Chairman, College of Science Research and Conferences Subcommittee, October 2016 to 2020

Faculty Examinations Officer, Faculty of Biosciences. 1^st October 2008- 31^st July 2010.

Team Leader, Biology. West African Examinations Council, 2007 to date

Projects Co-ordinator, Department of Theoretical and Applied Biology 2006- 2009. 

Departmental Museum Co-ordinator, Department of Theoretical and Applied Biology. October 2009-August 2010.

Academic Tutor, Department of Theoretical and Applied Biology 2002 to date.