The NJI Act provides for the office of the Secretary. The Secretary is responsible for the day to day administration of the affairs of the Institute and its finances. The Secretary of the Institute is Mallam Abubakar U. Maidama who is ably supported by the Deputy Director of Personnel who is saddled with the management of the Institute’s Personnel in addition to other responsibilities that may be assigned to him from time to time by the Administrator and the Institute Secretary concerning issues related to administration.