Education: No degree, certificate or diploma. Work site environment: Dirty. Tasks: Adjust, repair or replace parts and components of commercial transport truck systems. Confirm findings with supervisor to determine whether to repair or replace unit. Inspect and test mechanical units to locate faults and malfunctions. Review work orders . Test automotive systems and components. Repair or replace mechanical units or components. Estimate parts and labour cost to perform vehicle maintenance and repairs . Perform scheduled maintenance service. Advise customers on work performed and future repair requirements. Complete reports to record problems and work performed. Area of specialization: Engine repair. Electrical and electronic system. Diagnostics. Truck-trailer repair. Experience: 2 years to less than 3 years. Employment terms options: Flexible hours. On call. Green job: Involves duties and responsibilities that lead to positive environmental outcomes. Health benefits: Health care plan.