Line of Business: Other 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 DoingPerform mechanical maintenance, repairs, and adjustments on plant equipment to ensure safe, reliable operation. Conduct inspections and identify potential issues to prevent equipment downtime. Assist with installation, assembly, and test