Job Listing Overview

Join our team at the City of Yakima Wastewater Treatment Plant and make a tangible impact on public health and environmental sustainability. As an experienced Wastewater Treatment Plant Operator III, you’ll play a pivotal role in ensuring the safe and efficient operation of our facility. We invite you to apply and be part of a team dedicated to serving the community/public!


Under general supervision, operates and maintains a wastewater treatment plant and associated sanitary, industrial, and storm water pumping stations.



High school diploma or GED and must possess a Washington State Department of Ecology Wastewater Treatment Plant Operator Group III certificate or equivalent, with at least twenty-four (24) months of experience as an operator in a wastewater treatment plant at the time of application.  Operating experience at the Yakima Wastewater Treatment Plant is preferred.



Possess a Washington State Department of Ecology Wastewater Treatment Plant Operator Group III certificate or equivalent at time of application. Must possess and maintain a valid Washington State Driver’s License possession of a Class A CDL license with air brake endorsement is preferred. Possess or obtain a Basic First Aid Certificate within six (6) months of appointment.



The City of Yakima is a premier employer in the Yakima Valley with extensive opportunities for training and growth. They City offers a competitive package including:

·     Pay range $31.03 – $37.27

·     Comprehensive medical, dental and vision coverage

·     FREE healthcare clinic!

·     WA State PERS pension plan

·     2% contribution to a 457 deferred compensation plan

·     Leave accruals:

o   Vacation – Starting at 7.67 hours/month

o   Sick – 8 hours/month

o   Personal holiday – 2 days

o   Observed holiday – 11 holidays

·     Up to 5% bilingual/biliterate English/Spanish special pay

·     Life Insurance

·     Much more!


The pay range listed for this position is establish through the City of Yakima’s Master Pay Ordinance in accordance with the Municipal Code and/or the applicable collective bargaining agreement.  New employees generally start at step A with progression through the steps based on merit and successful performance evaluation.

View the complete job description and apply online at

Closes 06/07/24