The Joint Fires Observer or "JFO" is an individual within the platoon that is attached to the command team.
His primary role is to coordinate between ground, land and naval based fire support and air support elements.
He is to work closely with the platoon leader to provide the ground elements with accurate fire and air support while maximizing combat effectiveness and minimizing friendly and civilian casualties.
The JFO also helps reduce radio chatter and streamline the process of requesting air support.
The JFO is generally attached to the command team and is not part of the regular COC.
The JFO will usually carry equipment to assist terminal guidance of airstrikes such as laser designators.
The primary weapon of the Joint Fires Observer is his radio and terminal guidance equipment, and he carries an assault rifle such as a M4, M4A1, AKM, AK-74.