While performing the duties of the job, the employees will be exposed to various work environments which may include working with or around others while loading and unloading, working in an enclosed vehicle while driving, loading and unloading in an enclosed trailer, exposure to all weather conditions, noise levels that vary from quiet to loud and with lighting conditions that could be extremely bright or low light. Must be able to hook/unhook various commercial vehicle combinations, manually lower and raise landing gear, operate the fifth wheel release lever, lock and release pintle-hooks, attach and release safety chains, open and close cargo doors, climb into and out of vehicles, fuel vehicles and check engine oil and coolant levels.