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
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