Got CDLS. Are you ready to get off the road but want to stay behind the wheel. Would you like a more consistent schedule. Apply to be a Yard Jockey for Core-Mark. Operate a Core-Mark tractor trailer within facility truck yard, backing up to loading docks for loading/unloading, hooking and unhooking trailer from cab etc. MUST BE AVAILABLE TO 3rd Shift. RESPONSIBILITIES. . Position all empty trailers on doors for loading. Put trailers with return i...