• Teaching (NYSC) Community Secondary School Isienu, Nsukka 1978-79.
• Teaching St. Cyprian Teacher Training College, Nsukka1979-81.
• Teaching - University 1981 to date.
• Senior Lecturer, University of Nigeria, Nsukka 1993-2002.
• Professor, University of Nigeria, Nsukka 2002-date.
SERVICE TO THE FACULTY OF EDUCATION
• Head of Department, Vocational Teacher Education 2011-2013.
• Member, Mentoring Committee, Faculty of Education 2011 to date.
• Chairperson, Departmental Postgraduate Committee 2005-2007.
• Member, Departmental Grants Writing Committee 2006 to date.
• Member, Faculty Plagiarism Committee 1997.
• Chairperson, Faculty Scholarship Committee 1995.
• Co-ordinator, Business Education Programme 1994-2004.
• Participant, Enhancing Teacher Competence (ETC)
Training of Trainers' Workshop Organized by OrgLearning Consult and University of Nigeria, Nsukka-2008.
• Member, University Examination-Malpractice Committee-2003
• Member, University Task Force Committee on Classroom Furniture 1994
• Chairperson, SSS Curriculum Development in Store Keeping Organized by NERDC 2008 Resource Person, SSS Curriculum Development in Store Management 2008
• Edited National Commission of College of Education (NCCE) Business Education Curriculum 2007
• Member, Board of National Examination Council (NECO) 2005-2007
• Resource Person, Enugu State UBE Training Programme for Teachers-December, 2005
• Member, Committee on New Initiatives on Education Quality, Federal Ministry of Education, Abuja July, 2005
• Member, NBTE OND Curriculum Review Committee in Jos 2002
• Member, Presidential Visitation Panel to the Federal University of Technology, Owerri 1999.
ACCREDITATION PANELS TO POLYTECHNICS
• Member of Panel to Auchi Polytechnic NDIHND Secretarial Studies 1998-2004
• Chairperson of Panel to AkwaIbom State Polytechnic, IkotOsurua, HND Secretarial Studies 2001
• Member of Panel to the Federal Polytechnic,Uwana, Afikpo HND Secretarial Studies 2001
• Member of Lagos City Polytechnic, Lagos Secretarial Studies 2000
• Member of Panel to Federal Polytechnic, Oko, Anambra State Secretarial Studies 1993
• Member of Panel to the Federal Polytechnic, Nassarawa, NassarawaState. ND/HND Secretarial Studies 1997
• Member of Panel to the Federal Polytechnic, Bida, Niger State 1996
EXTERNAL EXAMINER FOR POLYTECHNICS, COLLEGES OF
EDUCA ION AND UNIVERSITIES
1. Institute of Management and Technology, Enugu 1998
Federal College of Education (Technical), Umunze Accounting/Secretarial Courses 1997-2001
2. Amadu Bello University Zaria 1997-1998
3. Federal College of Education, Obudu, Cross River State Business Education 2003-2006
4. University of Benin,Benin City, Nigeria Business Education 2004-2008
5. Madona University, Okija, Onitsha Business Education 2003
6. Federal College of Education, Idah, Kogi State 1995-1997 & 2004-2006
7. Our Saviour Institute of Science, Agriculture and Technology (OSISA TECH POLYTECHNIC) 2003-2005
8. Lead City University, Ibadan, Oyo State 2007
9. University of Science & Technology, River State Department of Business Education (Undergraduate) 2009-10
10. University of Science and Technology, River State Institute of Education 2009-10
11. University of Science & Technology Department of Business Business Education (M.Ed) 2010
12. University of Benin Benin City, Nigeria Business Education (M.EdProgramme) 2008-2009
13 Benue State University Markurdi 2010 -date