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 Assist in inspecting, maintaining, and repairing plant equipment and machinery. Learn to troubleshoot mechanical issues and perform preventative maintenance. Support senior mechanics in equipment installations and upgrades. Par