Supervisors of railway transport operations supervise, co-ordinate, and schedule the activities of workers who operate trains, drive locomotives in railway yards, and perform other duties related to railway operations. They also train staff in job duties, safety procedures, and company policy.
Supervisors of motor transport and other ground transit operators supervise, co-ordinate, and schedule the activities of workers who operate trucks, buses, subway trains, light rail transit, taxicabs, and other transport vehicles.
Bus dispatchers dispatch bus drivers and monitor routes to make sure that drivers meet schedules. They also resolve operating problems.
Subway traffic controllers operate and monitor signal/track switch control panels.