Truck Drivers - Earn extra cash with priority access to freight by becoming a Driver Trainer U.S. Xpress, Inc.Truck Drivers - Earn extra cash with priority access to freight by becoming a Driver TrainerGreenville, MSNo drug related conviction within the past 5 years, or 10 years if the offense occurred while holding a CDL. Drivers who upgraded at USX must have 9 months of USX experience post-upgrade to be eligible to train.