* Head of Service: The Head of Service is the chief executive officer of the Nigerian civil service. He is responsible for the overall administration of the civil service and for ensuring that it is efficient and effective.
* Permanent Secretaries: Permanent Secretaries are the heads of the various ministries and departments of the federal government. They are responsible for the day-to-day administration of their ministries and departments and for ensuring that they meet their objectives.
* Directors: Directors are the heads of the various divisions of the ministries and departments. They are responsible for the day-to-day administration of their divisions and for ensuring that they meet their objectives.
* Assistant Directors: Assistant Directors are the deputies to the directors. They assist the directors in the day-to-day administration of their divisions.
* Chief Executive Officers: Chief Executive Officers are the heads of the various parastatals of the federal government. They are responsible for the day-to-day administration of their parastatals and for ensuring that they meet their objectives.
State level
* Head of Service: The Head of Service is the chief executive officer of the Nigerian civil service at the state level. He is responsible for the overall administration of the civil service and for ensuring that it is efficient and effective.
* Permanent Secretaries: Permanent Secretaries are the heads of the various ministries and departments of the state government. They are responsible for the day-to-day administration of their ministries and departments and for ensuring that they meet their objectives.
* Directors: Directors are the heads of the various divisions of the ministries and departments. They are responsible for the day-to-day administration of their divisions and for ensuring that they meet their objectives.
* Assistant Directors: Assistant Directors are the deputies to the directors. They assist the directors in the day-to-day administration of their divisions.
* Chief Executive Officers: Chief Executive Officers are the heads of the various parastatals of the state government. They are responsible for the day-to-day administration of their parastatals and for ensuring that they meet their objectives.
Local government level
* Head of Local Government Administration: The Head of Local Government Administration is the chief executive officer of the Nigerian civil service at the local government level. He is responsible for the overall administration of the civil service and for ensuring that it is efficient and effective.
* Secretaries to the Local Government: Secretaries to the Local Government are the heads of the various departments of the local government. They are responsible for the day-to-day administration of their departments and for ensuring that they meet their objectives.
* Directors: Directors are the heads of the various divisions of the departments of the local government. They are responsible for the day-to-day administration of their divisions and for ensuring that they meet their objectives.
* Assistant Directors: Assistant Directors are the deputies to the directors. They assist the directors in the day-to-day administration of their divisions.
* Chief Executive Officers: Chief Executive Officers are the heads of the various parastatals of the local government. They are responsible for the day-to-day administration of their parastatals and for ensuring that they meet their objectives.