The immediate superior of a carrier air wing commander (CAG) is the flag officer who is the carrier strike group commander, a surface or aviation rear admiral in the grade of OF 6 or 7 (US pay grade O-7 or O-8), with a mixed air, surface, and subsurface staff, who integrates four major USN (OF 5) (US pay grade O-6) commands – a carrier air wing, an aircraft carrier, one or more cruisers, a destroyer squadron, and an attached attack submarine – into a coherent air, surface and subsurface fighting force.