Deputy Director of Student Affairs Kwame Nkrumah University of Science and Technology (KNUST), Kumasi and Fellow of the Ghana Academy of Arts and Sciences

Full-Time Master's Scholar Universidade Tecnológica Federal do Paraná UTFPR

Director of licensing department Investment promotion and industrial estate agency

Associate Professor University of New South Wales

Chief Scientist Queensland Government

AIR QUALITY CONSULTANT RSK Environment Ltd, 18, Frogmore Road, Hemel Hempstead,  HP3 9RT, UK

Teaching & Research.mentoring post graduate and PHD Students Indian Instt. Of Engg. Science and Technology

University Researcher & Laboratory Head DNA Analysis Laboratory, Natural Sciences Research Institute (University of the Philippines)

Professor Christian Medical College, Vellore