Omer was born in Gabiley, situated in the former British Somaliland protectorate.
In 1980, Omer earned a Doctor of Medicine from the Somali National University in Mogadishu.
Omer previously served as the WHO Emergency and Humanitarian Officer for Somalia.
He was also the Executive Director of the Somaliland National AIDS Commission (SOLNAC).
[1] In May 2014, Omer was appointed Minister of Commerce and International Investment of the northwestern Somaliland region of Somalia and he has been sacked in early 2016, after the Kulmiye Conference in the late of 2015.