Officer technical specialists in the operation, employment, and application of techniques, equipment, systems, and procedures in operations with practical experience in this area. They assist and advise commands in operations planning, direction, and control and in the employment and utilization of associated facilities and installations; organize, supervise, and direct performance of operations personnel; and assist in administration of on-board training programs, facilities, and services. An officer of the Naval Reserve on active duty in the FTS Program (Full Time Support) [Includes officers of the FTS Program rotated to other than FTS billets].