San Juan Water District Seeks a Utilities Maintenance Worker I The Utilities Maintenance Worker I is part of the Treatment team, performing custodial and maintenance tasks pertaining to the administrative and field services buildings and water treatment plant. Duties Include: Sweeping, scrubbing, and mopping floors; stripping waxes, buffing, and sealing floors. Emptying waste receptacles; cleaning walls, windows, and restrooms; tracking and replenishing supplies. Cleaning and maintaining equipment and materials used in daily tasks. Performing a variety of building maintenance tasks throughout the District, including moving furniture and equipment, replacing lights and air filters, painting