 In January 1956, Nzekwu joined the Federal Civil Service and worked as an editorial assistant at the Nigeria Magazine division of the Federal Ministry of Information and Communications, from 1956 to 1958.In 1958, he took over the position of editor-in-chief of the magazine.Nzekwu continued to run the "Nigeria Magazine" division of the Federal Ministry of Information and Communications until 1966, when the Nigerian crisis compelled him to transfer his services to the Eastern Nigeria Public Service.