2017- Present: Senior Lecturer, Dept. of Fisheries and Watershed Mgt., FRNR, KNUST, Ghana

Aug. 2015- Jul 2020: Graduate Coordinator, Dept. of Fisheries & Watershed Mgt., KNUST.                              

2012 - 2017: Lecturer, Dept. of Fisheries and Watershed Mgt., FRNR, KNUST, Ghana

2011 - 2012:  Post-Doctoral Fellow at UNT (Science Education Research): writing grants, research in 

                  Environmental Education and implementation of programs/projects 

2011- 2012: Adjunct Faculty; Earth Science, Columbia Southern Univ., Alabama (Online) and Environmental Science, Kaplan College, Texas

                 (Adult class)

          2011: Instructor, Environmental Science, Univ. of North Texas, Texas.

  2004 -2010: Instructor, Environmental Science, & Contemporary Biology lab classes, UNT, Texas.

           2008: Environmental Monitoring assistant, Denton Waste Water Treatment Plant (WWTP).

           2006: Consultant: Chlorophyll a analysis and identification of phytoplankton for the United States Department of Agriculture ARS/UAPB

                     Aquashade project.