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 Doing Assist with routine maintenance and repair of plant equipment and machinery on night shift, 4:30pm-4:30amFuel equipment, put DEF, check speed reducers etc.Learn to troubleshoot mechanical and electrical systems under supervisionSupport