Pay Grade. 4TR. Duty Days. 187. Reports to. Director of Transportation. Primary Purpose. Dispatch drivers and buses. Monitor and respond to two-way radio communications. Answer, record, and route telephone calls. Record absentee calls and assign substitutes. Qualifications. . Education/Certification. Clear and valid Texas commercial driver’s license with Passenger (P) and School Bus (S) endorsements. Must be 18 years of age. Special Knowledge/Ski...