The Operations staff is responsible for operational requirements, staff duties, exercise planning, training, intelligence, and security.

The Adjutant Quartermaster staff is responsible for personnel administration including manning, discipline and legal matters, logistics (including quartering), civil and military liaison and procurement.

The Defence Adviser is also a staff officer in the Headquarters, although he is located at the Jamaican High Commission in London. He is responsible for all administrative matters for JDF personnel overseas in the United Kingdom and Canada.