Field maintenance conducted at the flight line is primarily managed by which personnel?

The primary responsibility for managing field maintenance conducted at the flight line falls to crew chiefs. These personnel are essential in ensuring the aircraft's readiness and functionality, overseeing the ongoing maintenance tasks. Crew chiefs have a detailed understanding of aircraft systems and provide direct supervision to the maintenance team. Their role includes not only actual maintenance work but also the coordination of maintenance efforts, troubleshooting issues, and ensuring compliance with standards and protocols.

The other roles mentioned support various aspects of aviation operations but do not focus primarily on field maintenance at the flight line. Company commanders oversee unit operations and personnel but rely on crew chiefs for maintenance specifics. Flight officers, while involved in the operational use of aircraft, do not typically manage maintenance tasks. Maintenance supervisors may oversee broader maintenance activities but are usually not directly engaged in the routine, hands-on aspects at the flight line where crew chiefs are most active.