Standby School Bus Driver (12-Month). WEST COUNTY TRANSPORTATION AGENCY. CLASS TITLE. SCHOOL BUS DRIVER. . DEFINITION. Under general supervision, to operate a school bus over designated routes to transport school children, to assist in the general cleaning and servicing of school buses and do related work as required. . . DUTIES. . Drive a school bus daily or as assigned over designated routes in accordance with time schedules, picking up and del...