2012-: Professor, Sultan Qaboos University (SQU), Oman
2011-14: Head Department of chemistry, SQU, Oman
2003-12: Associate Professor, SQU, Oman.
1997-03: Leave of Absence from Bayero University Kano (BUK), Nigeria to SQU, Oman.
1994-: Professor BUK, Nigeria.
1994-95: Purdue University, West Lafayette, Indiana, USA (Fulbright Research Scholar)
1990-94: Reader, BUK, Nigeria.
1984-90: Senior Lecturer, BUK, Nigeria.
1983-84: The Ohio State University, Columbus, Ohio, USA, (Fogarty Research Scholar)
1981-84: Lecturer I, BUK, Nigeria.
1980-81: Lecturer II, BUK, Nigeria.
1975-76: National Youth Corps in Kano, Kano State; taught A’ level chemistry at the
College of Advanced Studies Kano, Nigeria.
1974: Research Scientist (Vacation employment, July-September) at the Nigerian
Tobacco Company Ibadan; analyzed cigarette brands for sugar and nicotine.
1973: Tax Assessment Assistant (Vacation employment, July-September) at the
Revenue Office, Onireke Ibadan Nigeria; conducted tax assessments.
Awards and Recognition
2016: Selected by American Chemical Society and participated in the invitation–only ACS Publications Author and Reviewer Survey.
2013: Selected by Thomson Reuters and participated in the invitation–only Academic Reputation Survey; by Nature Publishing Group and participated in a survey exploring different devices and platform to access scientific literature and by the Royal Society of Chemistry reputation survey.
2012: Presented a Certificate of Appreciation by ACS Publishing Group “for valuable contribution and dedicated service in peer review of manuscripts submitted to ACS Journals”
2010: Top-tier reviewer for the Journal of natural Products (Published by the American Chemical Society).
2010: Selected by Thomson Reuters and participated in the invitation–only Academic Reputation Survey.
2007: Invited and delivered a keynote address at the 30th Annual International Conference of the
Chemical Society of Nigeria (CSN), Abuja, Nigeria
1997: Awarded a 2nd International Foundation for Science (IFS, Sweden) research grant
1997: Appointed a consultant to Current Drugs Ltd., Middlesex House, London - a company that provides awareness on drugs currently in research and development.
1993: Fulbright Research Scholar.
1992: Awarded the International Foundation for Science (IFS, Sweden) research grant
1992: Invited by the Tertiary Education Commission and The University of Mauritius,
and participated with North American, UK, Asian and African scientists to formulate Chemistry Education Policy for Tertiary Institutions in Port Louis, Mauritius.
1983: Fogarty Research Scholar.
1990: Commonwealth Foundation Travel Grant.
1976: University Scholar.
1973: Shell BP Scholar, PUBL 1570 University of Ibadan.
Sultan Qaboos University, Oman
Bayero University, Kano, Nigeria