Senior Wastewater Plant Operator

King-County,-W; Black River Junction (WA); On-site; USD 75,000 - 110,000; Full time

Job summary

King County is hiring for a Wastewater Treatment Operator/Sr. Operator at the South Plant site in Renton, WA. The role involves operating, monitoring, and maintaining complex wastewater processes to protect water quality and public health.

You will lead a shift, coordinate with supervisors, and gain exposure to capital project design and construction within the Wastewater Treatment Division. Strong teamwork and on-call readiness are essential.

Qualifications

• Washington State Group I wastewater certification is required.
• Knowledge of wastewater treatment processes and collection systems.
• Ability to work rotating shifts, nights, weekends.
• On-call after hours for emergencies.
• Leadership experience in a team setting.

Responsibilities

• Operate, monitor, and maintain biological, chemical, mechanical, and hydraulic processes.
• Coordinate on-site responses to unusual occurrences and emergencies.
• Provide training to other wastewater staff.
• Lead and support shift teams in planning and scheduling.

Skills

Manages Complexity

Action Oriented

Collaborates

Communicates Effectively

Self-Development

Education

Washington State Group I Wastewater Treatment Plant Operator certification

Washington Driver's License

Tools

Boom trucks

Forklifts

Generator trucks

Steam cleaners

Overhead cranes

Portable pumping units

Job description

King County is hiring for a Wastewater Treatment Operator/Sr. Operator at the South Plant site in Renton, WA. The role involves operating, monitoring, and maintaining complex wastewater processes to protect water quality and public health.

You will lead a shift, coordinate with supervisors, and gain exposure to capital project design and construction within the Wastewater Treatment Division. Strong teamwork and on-call readiness are essential.