Seiyefa, who hails from Bayelsa state, had earlier served as the director of the Institute of Security Studies (ISS), before he was moved to the DSS headquarters.
Osinbajo ordered the sack of Lawal Daura following the unauthorized invasion of the premises of the National Assembly describing it as “a gross violation of constitutional order, rule of law and all acceptable notions of law and order”.
Mathew Seiyefa, was before his new appointment the most senior director in the DSS; assistant DG. He was also the Director, Institute of Security Studies, Abuja. With over 34 years of experience, he has served in different capacities, including the State Director in Osun, Akwa Ibom, and Lagos states.
He has been a very active force within the State Security Service and worked as the Director of Operations within the system.