Line of Business: Aggregates About Us Heidelberg Materials is one of the world's largest suppliers of building materials. Heidelberg Materials North America operates over 450 locations across the U.S. and Canada with approximately 9,000 employees. What You'll Be Doing Perform those duties necessary to repair or maintain mobile equipment. Repair and rebuild mobile equipment engines and component parts. Perform planned and unplanned maintenance on our large offroad mobile mining equipment includi