A professional who prepares switching orders for railroad yard switching crew. Responsibilities include:

• Types or writes switching orders to inform switching crew of railroad yard, location, disposition, and number of railroad cars to be switched for loading, unloading, makeup, and breakup of trains, based on information received from yard manager and other personnel or records.
• Keeps record of and reports movement and disposition of railroad cars for yard manager.
• May count and record number of cars remaining in yard each day.
• May telephone various personnel to verify location of railroad cars.