Trainman is a term that refers to an individual who works on a train, performing various tasks such as maintenance, operation, and customer service. There are several synonyms for trainman including conductor, engineer, brakeman, and switchman. In the United States, the term conductor is commonly used to refer to trainmen who are responsible for ticket collection and passenger safety. On the other hand, an engineer is in charge of operating the locomotive. Brakemen are responsible for ensuring that the train stops and starts safely, while switchmen work at rail yards, directing trains to different tracks. Each of these positions plays a vital role in keeping the trains running smoothly and efficiently.