**Job Mission:** Work in the Engineering and Maintenance area, operating and controlling the Water and Wastewater Treatment Plant, actuating valves and control panels; adding chemical substances to the process according to established procedures; performing monitoring and data collection to ensure the efficiency of treatment systems; keeping materials, machines, equipment, and the workplace under one’s responsibility organized, clean, and well-maintained; cleaning the company’s yard, as well as carrying out other related and inherent duties. **Main Responsibilities:** * Operate and control the Water and Wastewater Treatment Plant, actuating valves and control panels. * Add chemical substances to the process according to established procedures, ensuring proper operation. * Perform monitoring and data collection to ensure the efficiency of treatment systems. * Keep materials, machines, equipment, and the workplace under one’s responsibility organized, clean, and well-maintained. * Clean the company’s yard. * Provide assistance in corrective and preventive maintenance of equipment within the operational area. * Ensure maintenance and quality of water reservoirs, galleries, pumping stations, pipelines, valves, fittings, instruments, and accessories. * Clean and lubricate reservoirs, galleries, pumping stations, pipelines, valves, fittings, instruments, and accessories.