A plant technician maintains and repairs equipment at industrial plants and large buildings. In this role, you set up machinery, install cables and wiring according to specifications, and troubleshoot electrical and mechanical equipment. These systems may include voice and communication lines. Depending on the type of building you work in, you may also be responsible for operating boilers, generators, and power systems and performing any necessary repairs. Plant technicians are sometimes called in during nights and weekends to complete emergency repairs. Your primary goal is to ensure that all power and communication lines work well and that the equipment is operating safely and efficiently.