Cemex - - Responsibilities: Diagnose electrical problems and perform mechanical repairs and maintenance to various types of equipment including but not limited to: tires, ready-mix concrete trucks, and heavy construction equipment; Operate and inspect equipment to diagnose defects; Perform routine preventative maintenance such as lubricating, oil changes, and failure analysis; Perform routine brake inspections/adjustments on commercial vehicles following Federal DOT requirements; Troubleshoots and repairs hydraulic systems, electronics, and other components of a concrete mixer trucks