Monitoring and controlling equipment: Oversee the operation of equipment and installations, and monitor their performance Conducting tests: Regularly check water quality and perform other tests on wastewater at various points in the treatment process Maintaining records: Keep accurate records and logs of the sewage treatment process Performing maintenance: Perform maintenance and repairs on equipment, such as pumps, conveyors, blowers, chlorinators, and vacuum filters Cleaning and maintaining: Perform routine housekeeping and site maintenance to extend equipment life and optimize plant performance Complying with regulations: Follow environmental protection and occupational safety regulations Cooperating with others: Work with engineering and technical teams, and assist in training others Reporting concerns: Report concerns to the appropriate authority