Stand watch to look for obstructions in path of vessel, measure water depth, turn wheel on bridge, or use emergency equipment as directed. They break out, rig, overhaul, and store cargo handling gear, stationary rigging, and running gear. They perform maintenance tasks to preserve the painted surface of the ship and to maintain line and ship equipment.
Coordinate activities of switch engine crew within railroad yard, industrial plant, or similar location. They coordinate activities of train crew on passenger or shipment trains. They review train schedules and switching orders and coordinate activities of workers engaged in railroad traffic operations, such as the makeup or breakup of trains and yard switching.
Operate railroad track switches. They couple or uncouple rolling stock to make up or break up trains. They signal engineers by hand or flagging. They inspect couplings, air hoses, journal boxes, and hand brakes.
Drive and operate locomotors or other machines within railroad yard, industrial plant, quarry, construction project, or similar location.
Monitor locomotive instruments and watch for dragging equipment, obstacles on rights of way, and train signals during run. They watch for and relay traffic signals from yard workers to yard engineer in railroad yard.
Drive electric, diesel electric, steam, or gas turbine electric locomotives to transport passengers or shipment. They interpret train orders, electronic or manual signals, and railroad rules and regulations.
Ensure the safe takeoff and landing of commercial and military aircraft. Their duties include coordination between air traffic control and maintenance personnel; dispatching; using airfield landing and navigational aids; implementing airfield safety procedures; monitoring and maintaining flight records; and applying knowledge of weather information.
Control air traffic on and within vicinity of airport and movement of air traffic between altitude sectors and control centers according to established procedures and policies. They authorize, regulate, and control commercial airline flights according to government or company regulations to expedite and ensure flight safety.
Pilot and navigate the flight of fixed winged aircraft on nonscheduled air carrier routes, or helicopters. They requires commercial pilot certificate. Includes charter pilots with similar certification, and air ambulance and air tour pilots.
Pilot and navigate the flight of fixed wing, multi engine aircraft, usually on scheduled air carrier routes, for the transport of passengers and cargo. They are required federal air transport pilot certificate and rating for specific aircraft type used. Includes regional, national, and international airline pilots and flight instructors of airline pilots.
