Job Progression

Submit your CV and any additional required information after you have read this description by clicking on the application button. Summary This is an internal opening for current employees in the Wastewater Treatment Division in the Wastewater Treatment Operator job classification only. This posting will be used to facilitate annual Job Progression for Wastewater, S.E.I.U., Local 925 - Wastewater Treatment Operator to progress to Wastewater Treatment Operator - Senior at their current Treatment Plant location and supervision. About the Role: The Wastewater Treatment Operator Senior includes performing lead responsibilities and participating primarily as a subject matter expert in the operation of a large section of the plant and/or plant-wide processes and systems. Serving in a lead capacity to a workgroup responsible for operating, monitoring, troubleshooting, and maintaining equipment, systems, and processes in wastewater facilities. Responsibilities include coordinating, training, and providing technical expertise to other wastewater treatment operations staff and coordinating on-site responses to unusual occurrences and emergencies, and may fill in for the Wastewater Treatment Supervisor. Article 15.3 - Eligibility Progression Criteria Requirements: Successfully passed probation. The candidate possesses the certification and licenses required at the classification level. The candidate has completed the required training. The candidate has achieved an above standard rating (3.6667 to 4.333) or higher on their last performance evaluations or probationary evaluation; and has successfully completed any/all formal performance improvement plans. The candidate has sufficient experience at the established level in critical areas and under the critical circumstance to demonstrate competent performance and the higher-level classifications. The candidate has passed, at the established level, any required knowledge skills, general competency and/or specific technical proficiency tests. The candidate has been free of discipline for a minimum of one year and all disciplinary issues are resolved to the satisfaction of the review board. Required work portfolio elements. Required Signoffs. About the Team: Join our team dedicated to ensuring clean water for generations to come With about 1000 employees engaged in planning, designing, building, and operating treatment facilities, our agency is at the forefront of environmental stewardship. Success for us means upholding our legacy while promising future generations a pristine environment. We partner with regulatory agencies to reduce harmful waste discharge and actively educate the public and businesses on water quality protection. We prioritize accountability to our ratepayers and operate a well-managed agency that services over 2.3 million King County residents. Our regional wastewater treatment system not only sustains a healthy environment but also fuels economic development, fostering prosperity in our region. If you're passionate about making a difference and thrive in a collaborative environment, join us in our mission to safeguard our precious water resources. Commitment to Equity, Racial and Social Justice: King County, named after Dr. Martin Luther King, Jr., is a diverse and vibrant community that represents cultures from around the world. Our True North is to create a welcoming community where everyone can thrive. We prioritize equity, racial and social justice, making it a foundational and daily expectation for all employees. As a Wastewater Treatment Operator - Senior you will actively apply these principles in all aspects of your work. Learn more about our commitment at Job Duties What You Will Be Doing: In addition to the duties of the Wastewater Treatment Operator classification, the Wastewater Treatment Operator-Senior will: Serve in a lead capacity to operate, monitor, troubleshoot, and maintain wastewater treatment facilities, odor control equipment, and biological, chemical, mechanical, and hydraulic processes; troubleshoot, problem-solve, coordinate, and make decisions when performing duties on-site. Recommend and determine changes to wastewater processes to meet federal and Washington State permits and regulations and to optimize plant performance. Provide on-the-job training to other wastewater operations staff. Assist the supervisor in providing performance feedback and evaluating staff. Plan, schedule, coordinate, and perform maintenance for assigned wastewater facilities, systems, and processes. Coordinate and perform on-site responses to unusual occurrences and emergencies. Participate in the planning, scheduling, and coordinating of complete system shutdowns and start-ups for contractor capital project repairs, renovations, or add-ons. Serve as a technical resource to the other staff, the general public, and external agencies. Assume the Wastewater Treatment Supervisor's complete operational duties and responsibilities in the absence of the Wastewater Treatment Supervisor. Experience, Qualifications, Knowledge, Skills Qualifications You Bring: Skill in providing training to staff on facility equipment and systems Knowledge of leadership techniques and principles Knowledge of safety policies, procedures, and practices Skill in interpreting and applying technical information from plant drawings, technical data sheets, operations and maintenance manuals, and laboratory test results Ability to work rotating shifts, including nights, weekends, and holidays, and demonstrate predictable, reliable, and timely attendance Ability to work during adverse and inclement weather conditions Ability to lift and carry equipment weighing up to 50 pounds, work in confined spaces, climb in and out of tanks using ladders, and work around noxious odors, heat, and high noise levels Ability to effectively engage in and sustain relationships with people from diverse cultures and socio-economic backgrounds Ability to work independently and as a team member Demonstrated proficiency with business applications, such as Microsoft Office suite Required Licenses: Certification Requirement: Washington State Group III, Wastewater Treatment Plant Operator certification from the Washington State Department of Ecology. Washington State Driver's License. CPR and First Aid Certification. Supplemental Information Working Conditions: Wastewater Treatment Operator to progress to Wastewater Treatment Operator - Senior at their current Treatment Plant location and supervision. Work Locations: The location will be your current worksite. Work Schedule: This position is non-exempt from the overtime provision of the Fair Labor Standard Act (FLSA) and is overtime eligible. This full-time position works a rotating shift schedule, 2 11.7 days shifts followed by 2 11.7 night shifts, or a 4 x 10 days shift. This position is non-exempt from the overtime provision of the Fair Labor Standard Act (FLSA) and is overtime eligible. This full-time position works a 40-hour work week. Work schedule is 10-hour days Monday-Thursday or Tuesday-Friday. Union Representation: This position is represented by S.E.I.U. 925 (Wastewater Treatment Division). Physical Requirement: Incumbents perform field work at a wastewater treatment plant and associated facilities and are required to lift and carry equipment weighing up to 50 pounds, use ladders, and there is exposure to hazardous chemicals and noxious odors. Application and Selection Process: We welcome applications from Career Service King County, S.E.I.U., Wastewater Local 925, Wastewater Treatment Operators To apply, submit a: King County Application via NEOGOV Supplemental Materials - Documents / Portfolio - Please submit your completed Supplemental Materials / Documents / Portfolio to your Administrator's at your respective treatment plants, by Tues day, Decem ber 30, 2025. Supervisor support/endorsement letter Responses to the supplemental questionsApplication materials will be screened for clarity, completeness, and alignment with the experience, qualifications, knowledge, and skills essential for this role to determine which candidates may be invited to participate in one or more panel interviews. Applications without the above required materials may not be considered for this promotional opportunity. Anticipated Timeline for this recruitment (subject to change ): Portfolio / Documents - Due Tuesday, December 30, 2025 Review Board evaluation of Portfolio / Document - January 2026 Panel interviews / field assessments: Mid - February 2026. Required Supplemental Materials to be reviewed by the Job Progression Promotion Review Board: Pertinent copies of your licenses, certifications and training records.Supervisor support/endorsement letter.A portfolio or job progression book showing examples of your level of proficiency and demonstrated leadership and readiness to be considered for progression to Wastewater Treatment Operator - Senior. A list of employees who can verify your work, technical expertise and leadership in the work examples that you have identified. These employees will be surveyed by WTD-HR and asked to rate your performance, technical expertise and leadership in the situations that you identified. What to Expect - Job Progression Promotion Review Board Part 1 - Written Assessments, Interviews, Demonstrations/Working Assessments, Review Portfolio (including feedback from others on tasks). Part 2 - Trial Service Period - those recommended for progression to Wastewater Treatment Operator - Senior by the Job Progression Promotion Review Board must successfully complete a 6-months Trial Service Period, at the employee's same site location/crew. If you are interested in pursuing this position, please follow the application instructions carefully. If you need this announcement in an alternate language or format, would like to request accommodation or assistance in the application or assessment process, or have questions related to this recruitment process, please contact Diana Eberly ( ). For more information regarding this recruitment, please contact: Discover More About the Wastewater Treatment Division: Visit our website and check us out at Facebook, X (formerly Twitter), Instagram, YouTube and our WTD Blog. Discover More About DNRP: Visit our website, explore an interactive map of our recent accomplishments and check us out at Facebook, X (formerly Twitter), LinkedIn, TikTok, Instagram, YouTube and Keeping King County Green News. Sign up for Job Alerts to be notified of additional career opportunities with King County. Select the Natural Resources category for DNRP opportunities and explore other categories of interest. Forbes named King County as one of Washington State's best employers. Together, with leadership and our employees, we're changing the way government delivers service and winning national recognition as a model of excellence. Are you ready to make a difference? Come join the team dedicated to serving one of the nation's best places to live, work and play. Guided by our "True North", we are making King County a welcoming community where every person can thrive. We value diversity, inclusion and belonging in our workplace and workforce. To reach this goal we are committed to workforce equity. Equitable recruiting, support, and retention is how we will obtain the highest quality workforce in our region; a workforce that shares and will help advance our guiding principles - we are one team; we solve problems; we focus on the customer; we drive for results; we are racially just; we respect all people; we lead the way; and we are responsible stewards. We encourage people of all backgrounds and identities to apply, including Native American and people of color, immigrants, refugees, women, LGBTQ+, people living with disabilities, and veterans. King County is an Equal Employment Opportunity (EEO) Employer No person is unlawfully excluded from employment opportunities based on race, color, religion, national origin, sex (including gender identity, sexual orientation and pregnancy), age, genetic information, disability, veteran status, or other protected class. Our EEO policy applies to all employment actions, including but not limited to recruitment, hiring, selection for training, promotion, transfer, demotion, layoff, termination, rates of pay or other forms of compensation. To Apply If you are interested in pursuing this position, please follow the application instructions carefully. xrczosw If you need this announcement in an alternate language or format, would like to request accommodation or assistance in the application or assessment process or if you have questions, please contact the recruiter listed on this job announcement. PDN-a0724385-ff84-4bef-a7ad-a0169fe82e13]]>