Director of Studies, National Institute for Policy and Strategic Studies (NIPSS), Kuru, Jos (Jan. 2015 – Jan. 2019).
Directing Staff and Sabbatical Fellow, National Defence College, Abuja (2007-2008).
Commissioner for Education, Cross River State, Nigeria (2003-2007).
Consultant, ECOWAS Commission, Abuja (Early Warning System and Security Harmonization, 2013-).
Member, University of Calabar Governing Council, 2009 to 2013.
Chairman, Governing Council, The Polytechnic, Calabar (1994-1998).
Visiting Professor and Head of Department of Political Science, Delta State University, Abraka (1998-2000).
Head, Department of Political Science, University of Calabar (1989-1990; 2001-2003).
Sub-Dean, Faculty of Social Sciences, University of Calabar (1997-1998).
External Examiner/Assessor (Professorial Positions): University of Nigeria, Nsuka; Obafemi Awolowo University, Ile-Ife; Abia State University; Nigerian Institute of International Affairs; Nnamdi Azikiwe University; University of Uyo; University of Port Harcourt; University of Benin; Niger Delta University, Bayelsa State; University of Sokoto; Delta State University; University of Ibadan; Benue State University.
Member, Faculty of Social Sciences Editorial Board and Conferences/Seminar Coordination (1986-1990)
Member, Panel of Investigation into the Organization and Conduct of NUGA ’90, University of Calabar.
JAMB Examiner (Government), (1986-1994).
Facilitator, National Population Commission (1991 Census).
Guest Lecturer and Examiner, National Defence College (1992-2013).
Guest Lecturer, National Institute for Policy and Strategic Studies, NIPSS, (1993-2013)
Senior Research Fellow, Nigerian Institute of Internal Affairs, Lagos (1992-1994).
State Coordinator of Training and Research, Centre for Democratic Studies, Abuja (1989-1994).