Career opportunities in Transportation available in three ways,

1.In shipping,
2.Air Transport
3.Road Transports

One can start his/ her career as a Transportation Consultant. Or Transportation Researcher. Or Transportation Engineers in Government.

In general section, some options are:

Truck dispatchers
Bus dispatchers
Taxicab dispatchers
Tow-truck dispatchers
Airplane and train dispatchers

Some Specialized options which are closely related with transportation -

Airport Manager
Automotive Service Manager
Bus Transportation Manager
Computer Science Experts
Systems Engineering
Computer Operator
Freight-Traffic Consultant
Traffic Controller
Train Operator Supervisor
Operations Supervisor
Mass Communications Manager
Motor/Rail Transportation Officer
Marine and Terminal Operations Officer