(Trinidad Express) member of the Trinidad and Tobago Defence Force on the base in La Romaine sustained a gunshot injury to the head on Tuesday afternoon.
The soldier was taken to the San Fernando General Hospital where he died.
He was identified as Corporal Claude Blake.
Blake was found at around 3.15 p.m., moments after his fellow TTDF members followed the sound of the single gunshot that rang out across the base.
Upon checking the dormitory, they found the private on the floor.
A pistol was on the floor next to the soldier.
The army paramedics tended to him, and he was conveyed by ambulance the SFGH.
Officers of the La Romaine Police Post, San Fernando CID and Southern Division Task Force responded to the scene.
Investigations are being conducted into whether the gunshot wound was accidental or self-inflicted.