Job Progression

Salary

$46.40 - $58.81 Hourly

Location

Various Locations throughout King County, WA

Job Type

Career Service, Full Time, 40 hrs/week

Job Number

2025-25760

Department

DNRP-Natural Resources & Parks

Division

Wastewater Treatment

Opening Date

11/24/2025

Closing Date

12/12/2025 11:59 PM Pacific

FLSA

Non-Exempt

Bargaining Unit

A2 : SEIU L925-Wastewater

Full- or Part-Time

Full Time

Hours/Week

40 hours/week

Summary

This is an internal opening for current employees in the Wastewater Treatment Division in the Industrial Maintenance Mechanic job classification only. This posting will be used to facilitate annual Job Progression for Wastewater, S.E.I.U., Local 925 - Industrial Maintenance Mechanic to progress to Industrial Maintenance Mechanic - Master at their current Treatment Plant location and supervision.

About the Role:
The Industrial Maintenance Mechanic - Master performs advanced level mechanical responsibilities including conducting complex maintenance, overhaul, and installation of heavy mechanical equipment and providing leadership and direction to mechanical and other skilled craft personnel. Incumbents in this classification act as liaison with wastewater operations staff, engineering, project managers and vendors regarding assigned mechanical work assignments.

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 an Industrial Maintenance Mechanic - Master you will actively apply these principles in all aspects of your work. Learn more about our commitment at http://www.kingcounty.gov/equity .

Job Duties

What You Will Be Doing :

In addition to the duties of the Industrial Maintenance Mechanic classification, the Industrial Maintenance Master Mechanic will:

• Provide direction and training in the performance of significant repairs to heavy equipment, such as but not limited to pumps, motors, gearboxes, bearings, drive lines, hydraulic and pneumatic pump systems and equipment, compressors, large aeration blowers, and gas scrubbers. Replace bearings as determined through vibration analysis or other established techniques. Replace pump volutes, shafts, and impellers. Maintain and repair oxygen generation and distribution equipment-salvage equipment for reuse.
• Evaluate, test, and troubleshoot complex malfunctions in pumps, gearboxes, air compressors, gas compressors, evaporators, scrubbers, blowers, bar screens, augers, gravity belt thickeners, belt presses, disinfection equipment, chemical handling equipment, hydraulic systems, and power generation gas turbines. (Co-Gen) , complex centrifuges, and other related equipment in a large industrial environment. Perform precision maintenance on equipment to extend life and reduce costs, including laser alignment vibration analysis and root cause failure analysis techniques. Develop preventative and repair procedures. Use current operating and maintenance cost measurements and historical data from internal and external sources to calculate dollar savings on an annualized basis for an estimate of return on precision maintenance.
• Provide direction and training in machine shop assignments, including milling, drilling, and using a lathe, radial drill press, band saws, blueprints, engineering drawings, operations and maintenance manuals, vendor data, and input based on prior experience. Provide leadership and training to mechanical staff in state-of-the-art welding. Fabricate parts for piping systems, frames, fixtures, special tools, pump bases, and repairs to machine housings, volutes, shafts, and impellers.
• Develop, replace, or modify existing systems to provide more reliable service and reduce maintenance costs, working with internal and external staff, vendors, and consultants. Recommend and develop new ideas to improve wastewater treatment equipment, systems, and processes. Review and evaluate engineering work and make recommendations on design modifications and/or changes.
• Lead projects and direct the work of assigned crew involved in the repair, overhaul, installation, and maintenance of equipment as determined by the supervisor, including ensuring that industrial safety regulations, standards, and procedures are being followed.
• Review and enforce job-specific safety protocol before job commencement. Plan and review confined space entry procedures; complete documentation for confined space entry before performing mechanical maintenance.

Experience, Qualifications, Knowledge, Skills

Qualifications You Bring:

• Knowledge of industrial mechanical maintenance practices and techniques
• Knowledge of carpentry techniques and principles to build supports for the repair, overhaul, and maintenance of industrial equipment
• Knowledge of fabrication techniques and principles
• Knowledge of safety practices and procedures associated with hazardous chemicals such as epoxies, polymer, organic solvents, hypo chloride, and pressurized systems such as pneumatics, boilers, steam systems, and high-pressure water and hydraulic systems
• Knowledge of procedures for confined space entry
• Skill in oral and written communication
• Ability to enter vaults and wet wells via multiple levels of stairs or ladders while using fall arrest equipment, personal gas monitors, and other safety gear
• Ability to work all shift schedules and to report 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 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 License:

• Washington State Driver's License.

Supplemental Information

Working Conditions: Industrial Maintenance Mechanic to progress to Industrial Maintenance Mechanic - Master at their current Treatment Plant location and supervision.

• Work Locations: The location will be your current worksite.
• Work Schedule: This full-time position works a 40-hour work week. This position is covered under the provisions of the Fair Labor Standards Act (FLSA) and is overtime eligible.
• 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, Industrial Maintenance Mechanics.

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 questions

Application 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 Industrial Maintenance Mechanic - Master.
• 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 Industrial Maintenance Mechanic - Master 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 (diana.eberly@kingcounty.gov).

For more information regarding this recruitment, please contact: diana.eberly@kingcounty.gov

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. 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.

King County offers a highly-competitive compensation and benefits package designed to meet the diverse needs of our employees and support our employees' health and well-being. Eligible positions receive the following benefits and have access to the following programs:

• Excellent medical, dental, and vision coverage options: King County provides eligible employees with options, so they can decide what's best for themselves and their eligible dependents
• Life and disability insurance: employees are provided basic coverage and given the opportunity to purchase additional insurance for both the employee and eligible dependents
• Retirement: eligible King County employees may participate in a pension plan through the Washington State Department of Retirement Systems and a 457(b) deferred-compensation plan
• Transportation program and ORCA transit pass
• 12paid holidays each year plus twopersonal holidays
• Generous vacation and paid sick leave
• Paid parental,family and medical, and volunteer leaves
• Flexible Spending Account
• Wellness programs
• Onsite activity centers
• Employee Giving Program
• Employee assistance programs
• Flexible schedules and telecommuting options, depending on position
• Training and career development programs

For additional information about employee benefits, visit our Benefits, Payroll, and Retirement Page .

This is a general description of the benefits offered to eligible King County employees, and every effort has been made to ensure its accuracy. If any information on this document conflicts with the provisions of a collective bargaining agreement (CBA), the CBA prevails.

NOTE: Benefits for Term Limited Temporary (TLT) or Short Term Temporary (STT) positions, including leave eligibility and/or participation in the pension plan through the Washington State Department of Retirement Systems, will vary based upon the terms and details of the position.Short Term Temporary positions are not eligible for an ORCA transit pass.

For inquiries about the specifics of this position, please contact the recruiter identified on this job posting.
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