Wastewater Treatment Lead Operator

IMDiversity; Renton (WA); On-site; USD 86,000 - 109,000; Full time

Job summary

King County in Washington state is seeking a Wastewater Treatment Operator/Senior Operator for the South Treatment Plant in Renton. This full-time role on C Crew supports high-quality treatment and protecting public health, with a 40-hour week and rotating shifts.

Responsibilities include operating and monitoring plant systems, troubleshooting, and maintaining equipment while mentoring staff and ensuring permit compliance. Internal progression to Senior Operator is described.

Qualifications

• Knowledge of wastewater treatment processes across stages (preliminary to digestion).
• Knowledge of collection systems, pumps and regulator stations.
• Knowledge of mechanical and electrical theory and process control.
• Knowledge of safety procedures and laboratory procedures.

Responsibilities

• Operate, monitor, troubleshoot and maintain wastewater systems.
• Train and lead crew on site-specific tasks.
• Ensure compliance with permits and regulations; optimize plant performance.

Skills

Wastewater treatment processes

Plant operation

Troubleshooting

Maintenance

Safety procedures

Laboratory sampling

Tools

Certifications (Operator)

Job description

King County in Washington state is seeking a Wastewater Treatment Operator/Senior Operator for the South Treatment Plant in Renton. This full-time role on C Crew supports high-quality treatment and protecting public health, with a 40-hour week and rotating shifts.

Responsibilities include operating and monitoring plant systems, troubleshooting, and maintaining equipment while mentoring staff and ensuring permit compliance. Internal progression to Senior Operator is described.