Water Treatment, Water Distribution & Wastewater Operator

Drinking Water & Wastewater Operations and Consulting

Location: California — San Joaquin County, Stanislaus County, Tuolumne County, Merced County
Employment Type: Full-Time
Compensation: Competitive, DOE (Depending on Experience and Certifications)
Schedule: Full-Time, with occasional overtime, on-call duties, and emergency response as required

Mountain Valley Environmental Services is a drinking water and wastewater operations and consulting firm dedicated to helping communities, water systems, and public agencies maintain safe, reliable, and compliant water and wastewater infrastructure.

We are seeking a dependable, motivated, and safety-conscious Water Treatment, Water

Distribution & Wastewater Operator to join our team. This position offers the opportunity to work across multiple water and wastewater systems, perform essential operational and maintenance duties, support regulatory compliance, and contribute to the protection of public health and the environment.

The ideal candidate is a hands-on water professional who takes pride in their work, demonstrates strong problem-solving skills, and is committed to maintaining high operational standards.

The Water Treatment, Water Distribution & Wastewater Operator will assist with the daily operation, monitoring, maintenance, and troubleshooting of drinking water treatment facilities, water distribution systems, and wastewater treatment and collection systems.

Working with Mountain Valley Environmental Services personnel, clients, and regulatory agencies, the operator will help ensure facilities operate safely, efficiently, and in accordance with applicable permits, regulations, and standard operating procedures.

This position may involve assignments at multiple client facilities and provides opportunities to expand technical knowledge and professional certifications in drinking water and wastewater operations.

• Operate, monitor, and maintain drinking water treatment/distribution facilities and associated equipment, distribution infrastructure, including pipelines, valves, hydrants, meters, tanks, booster stations, and related equipment.
• Monitor treatment processes, chemical feed systems, disinfection equipment, filtration systems, pumps, and storage facilities, as applicable.
• Collect water samples and conduct routine water quality testing.
• Review operational data and identify abnormal conditions or potential treatment issues.
• Maintain accurate daily operating logs, chemical usage records, maintenance records, and compliance documentation.
• Assist with troubleshooting, preventive maintenance, and operational improvements.

• Monitor system pressures, flows, storage levels, and distribution system water quality.
• Perform routine system flushing, inspections, leak investigations, and maintenance activities.
• Assist with water main repairs, service connections, valve exercising, and other field operations.
• Respond to distribution system emergencies and operational issues.

• Operate, monitor, and maintain wastewater treatment facilities and related equipment.
• Monitor treatment processes, including biological treatment, aeration, clarification, disinfection, and solids handling, as applicable to each facility.
• Collect wastewater samples and perform routine process control testing.
• Monitor pumps, blowers, motors, instrumentation, and process equipment.
• Maintain operating logs, laboratory results, maintenance records, and required discharge monitoring documentation.
• Identify process irregularities, investigate operational issues, and report deficiencies promptly.

• Inspect and maintain wastewater collection infrastructure, including sewer lines, lift stations, pumps, wet wells, and related equipment.
• Monitor lift station operation, alarms, flows, and equipment performance.
• Assist with sewer system inspections, preventive maintenance, blockage response, and spill prevention.
• Respond to alarms, equipment failures, and sanitary sewer overflow incidents in accordance with established procedures.
• Support collection system maintenance and reporting requirements.

• Assist with compliance activities related to California drinking water requirements, wastewater discharge permits, and applicable…