* Responsible for operating and maintaining the standards of sanitary, industrial wastewater treatment plants and water reuse plants in accordance with the organization’s established operational, quality, and safety procedures, ensuring system treatment performance, equipment preservation, and safe operation of booster pumps and chemical dosing equipment, with the objective of performing equipment maintenance. * Perform operational activities required to maintain physicochemical treatment processes (pH adjustment, coagulation, flocculation, reverse osmosis) for water treatment, including manual and automatic actuation of equipment, pumps, and valves; * Read flow meters, pH and oxygen transmitters, or other online measurement parameters, to monitor process control through completion of forms, spreadsheets, and physical and digital operational control reports; * Monitor receipt, storage, and inventory control; prepare and administer appropriate dosages of chemicals used in water and wastewater treatment processes; * Maintain cleanliness and organization of operational areas and contribute to a collaborative team environment. * Report any irregularities in processes, equipment, conduct, records, or any other issues or incidents occurring in the area to the responsible supervisor, so that corrective and safety measures may be implemented; * Initiate shutdown of booster pumps and chemical dosing equipment, with the objective of performing equipment maintenance. * Monitor treatment-related parameters as well as equipment and infrastructure components of the units, reporting failures and non-conformities to the quality, engineering, and management departments. Complete all operational and safety training established by management. * Work in accordance with established operational and safety procedures, work instructions, and activity schedules for plant operations. * Actively participate in operational alignment meetings during shift handovers, safety dialogues, and any other collective or individual activities relevant to the role, as directed by management. * Conduct laboratory analyses pertinent to Condensate and Demineralized Water (Desmi) plant operations. * Perform system regeneration processes in the Desmi area whenever necessity is identified. * Perform various cleaning tasks at the plant, aiming to keep the site consistently organized and tidy. Employment type: Permanent CLT contract Salary: BRL 1,654.91 – BRL 3,900.00 per month Benefits: * Medical assistance * Dental assistance * Life insurance * Meal allowance * Transportation allowance