Dozie started his teaching career in 1992 as an Assistant Lecturer at Imo State University Owerri,
Nigeria where he was promoted to the rank of a
Professor in 2005. He was engaged as a visiting professor at the
Federal University of Technology Owerri, Nigeria between 2007 and 2010 while on leave of absence from
Imo State University Owerri. He was Head, Department of Public Health Technology, Dean, School of Health Technology and member of the 11th Governing Council of the
Federal University of Technology Owerri. Dozie engagement in other national assignments include Panel Moderator at the 2nd High-Level Meeting (HLM) of the GlobalPower Women Network Africa (GPWNA) organized by the Government of Nigeria in collaboration with the
African Union and with support of
UNAIDS, Abuja June 27–28, 2013; Facilitator, Induction Course for Ambassador-Designates by
Ministry of Foreign Affairs Nigeria, December 9 – 13, 2013; Panellist, 2014
Commonwealth Scholarship and Fellowship Plan (CSFP) Selection Interview, Federal Ministry of Education Federal Scholarship Board, Nanet Suites Abuja, December 1–5, 2014 and member Imo State Government Transition Technical Committee (April, 2019). Dozie is a member of many academic societies and professional association. These include: • American Society of Tropical Medicine & Hygiene (ASTMH); • International AIDS Society (IAS); Zoological Society of Nigeria
(Life Member) (ZSN); • Nigerian Society of Microbiology (NSM); Parasitology and Public Health Society of Nigeria (PPSN); • Biotechnology Society of Nigeria (BSN); Council for Intellectual Cooperation of Nigeria (COFICON); • Council of Democratic Scholars of Nigeria (CODES); • Renewable and Alternative Energy Society of Nigeria (RAESON). He was elected, Council Member, Parasitology and Public Health Society of Nigeria (PPSN) as South East Zonal Coordinator of (2011- 2016). He is the chairman of the Chaplaincy Pastoral Council of St. Thomas Aquinas Catholic Chaplaincy, FUT Owerri. == Research ==