GREMA ALI ALHAJI is currently the Director, Humanitarian Affairs of the Federal Ministry of Humanitarian affairs Disaster management & social development.
He joined the Nigeria Civil Service in 1990 starting off as Personnel Officer I at the Nation Population Commission, he advanced in rank as well as worked in the National Poverty Eradication Programme from 1999-2009. He progressed to Federal Ministry of Health 2009-2014, where he served as Chief Administrative Officer and became an Assistant Director (AR). He has also served at the Office of the Head of the Civil Service of the Federation (OHCSF) as an Assistant Director (Mobility). In the Office of the Secretary to the Government of the Federation were he started as Deputy Director (Econ. and Pol. Affairs), he moved up to serve as a Director (Economic and Political Affairs). Finally, before his engagement in FMHDS, he served at Federal Ministry of Water Resources in the capacity of Director, Human Resource Management