The  Water and Wastewater Maintenance Worker performs a variety of semi-skilled and light and heavy manual tasks involving water and wastewater treatment maintenance, repair and installation of the District's water and wastewater treatment and distribution systems; and performs any other duties as required.

Each operator carries a minimum of CWEA Collection System Maintenance Grade I or II certificate, Distribution I or II certificate, Treatment I or II certificate, Wastewater I or II certificate.