Salary : $144,251.12 - $183,402.96 Annually
Location : Brightwater Treatment Plant - 22505 State Route 9 SE, Woodinville, WA
Job Type: Career Service (Exec)
Job Number:
Department: DNRP-Natural Resources & Parks
Division: Wastewater Treatment
Opening Date: 08/12/2026
Closing Date: 8/26/2026 11:59 PM Pacific
FLSA: Exempt
Bargaining Unit: F5 : L117-WTD Sups
Full- or Part-Time: Full Time
Hours/Week: 40 hours/week

Summary
Are you interested in advancing your career, leading a team that is passionate about protecting the environment? If so, the role of Buildings, Grounds and Process Maintenance Supervisor at Brightwater is the position for you. As Maintenance Supervisor you will play a critical part in WTD's efforts in protecting the water quality and public health in the central Puget Sound region. In this role you will use your valuable supervisory skills, leading a crew that supports approximately 20 million gallons a day of wastewater treated at Brightwater along with guiding the design and construction for capital projects at the plant.

About the Role

As a Maintenance Supervisor, you will help carry out and facilitate the day-to-day maintenance tasks at a level 4 regional wastewater treatment plant. The Facilities Maintenance Supervisor is responsible for leading the Brightwater Treatment Plant buildings and grounds team. The team includes gardeners, utility workers, custodians, and several seasonal helpers. The responsibilities for landscaping are both on site and at nearby pump stations. The utility work includes direct support for Operations which range from routine weekly activities such as safety shower checks or process screen cleaning to membrane repairs and biannual digester cleaning. This role also supports capital project review/implementation, energy and chemical conservation initiatives, and the completion of regulatory tasks and reports. This position will be a key support to Operations and the Mechanical and Instrumentation/Electrical Maintenance supervisor at Brightwater. The successful candidate will become an expert on the plant's facilities, maintenance work and processes. The selected candidate will use maintenance best practices and help convey the requirements to plant leadership, operators, and maintenance teams.

About the Team

The Brightwater Operations and Maintenance team is a highly collaborative team that prides itself on communications, dedicated staff, and solution-minded work. The O&M facilities are currently aging with major capital improvements expected to start in the next couple of years and continue for a decade. The candidate will be a part of a flexible and dynamic team responsible for providing expertise and support to maintain continuous effective wastewater operations. King County's wastewater operations staff provides the expertise and dedication required to operate and maintain wastewater treatment and collection facilities to ensure protection of the environment and the health of all King County communities.

Job Duties

• Supervise and direct the work of leads, semi-skilled trades, and technical support positions assigned to the maintenance program. Supervisory responsibilities include hiring, conducting performance evaluations, training and recommending disciplinary actions.
• Supervise the review and coordination of preventative and maintenance practices focused on process equipment, buildings and grounds including life cycle analysis of equipment and forecasting short- and long-term equipment needs, equipment replacement and repairs.
• Develop and implement the team's operating and capital budgets; make recommendations on budget expenditure and monitor expenditure to ensure that budget is within established guidelines. Develop, implement, and maintain internal maintenance business policies and procedures for all equipment and systems at the treatment plant.
• Participate in the planning, development, and implementation of systems and/or process improvements to support improved operations and maintenance at the treatment plant. 5. Collaboratively support the continued development, implementation and maintenance of internal maintenance business policies and procedures for equipment and systems at the treatment plant.
• Collaboratively support the continued development, implementation and maintenance of internal maintenance business policies and procedures for equipment and systems at the treatment plant.

Experience, Qualifications, Knowledge, Skills

Qualifications you must bring:

• Skill in establishing and maintaining effective working relationships with diverse individuals in varying occupations.
• Skill in working on multiple projects and assignments simultaneously and coordinating among diverse workgroups.
• Skill in oral and written communication techniques and principles and to apply this skill to read, write and follow oral and written instructions.
  Knowledge of and demonstrated experience in the application of planning.

• Knowledge of and demonstrated experience in maintenance techniques and practices in an industrial environment.
• Advanced knowledge of and demonstrated experience in life cycle analysis of industrial equipment.
• Knowledge of and demonstrated experience in the application supervisory techniques and principles.
• Knowledge of and demonstrated experience in business practices techniques and principles for process equipment maintenance and cleaning, landscaping maintenance, buildings and grounds maintenance.

Competencies You Bring:

• Manages Complexity: Making sense of complex, high quantity, and sometimes contradictory information to effectively solve problems.
• Decision Quality: Making good and timely decisions that keep the organization moving forward.
• Collaborates- Works cooperatively with others across the organization to achieve shared objectives. Represents own interests while being fair to others and their areas. Partners with others to get work done. Credits others for their contributions and accomplishments. Gains trust and support of others.
• Strategic Mindset: Seeing ahead to future possibilities and translating them into breakthrough strategies.
• Communicates Effectively: Developing and delivering multi-mode communications that convey a clear understanding of the unique needs of different audiences.
• Optimizes Work Processes: Knowing the most effective and efficient processes to get things done, with a focus on continuous improvement.

Preferred Qualifications:

• Prior or current wastewater maintenance supervisor experience or 3 years of Facilities or Industrial maintenance lead responsibilities
• Demonstrable experience with Capital Project teams and other work groups, consultants, or contractors.
• Experience with CMMS systems and how to utilize extrapolated data in a meaningful way.
• Practical and progressive experience in an industrial maintenance setting, craft, or trade
• Managing budgets and Capital project support
• Demonstrated experience in planning, scheduling, coordination and prioritization.
• Good interpersonal and communications skills.

Supplemental Information
Working Conditions:

• Onsite Work Details: Brightwater Treatment Plant - 22505 WA-9, Woodinville, WA 98072.
• Requirement: Employees must reside in Washington State and be within a reasonable distance to King County worksites to meet onsite reporting requirements.
• Work Schedule: This full-time position works a 40-hour work week with typically 4-10 hour days or 5 8-hour days. This position is exempt from the overtime provision of the Fair Labor Standard Act (FLSA) and is not overtime eligible.
• Union Representation: This position is represented by the Teamster, Local 117. Pursuant to the Western Conference of Teamsters Pension Trust $1.00 per hour from the base wage will be submitted to the Western Conference of Teamsters Pension Trust Fund.

Application and Selection Process:
We welcome applications from all qualified candidatesFirst consideration will be given to members of Teamsters Local 117. We value diversity, diverse perspectives and life experience and encourage people of all backgrounds to apply. 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.

Anticipated Timeline for this recruitment (subject to change):

• Panel interviews (45 minutes) - September 8th & 9th (subject to change)

To apply, submit a:

• Complete Application
• Resume
• Cover Letter
• Responses to the supplemental questions
• Note: Additional documents won't be considered during minimum qualification screening.

Discover More About the Wastewater Treatment Division: Visit our websiteand check us out at Facebook,, , YouTube and our WTD Blog

Discover More about DNRP: Visit our website, explore an interactive mapof our recent accomplishments and check us out at Facebook, (formerly Twitter), LinkedIn, TikTok, Instagram, YouTubeand Keeping King County Green News

Sign up for to be notified of additional career opportunities with King County. Select the Natural Resources category for DNRP opportunities and explore other categories of interest.

Are you ready to make a difference? dedicated to serving one of the nation's best places to live, work and play.
Application Process

If you are interested in pursuing this position and supporting King County's vision for unified, equitable, and high-performing government, please follow the application instructions carefully. Provide us with your work history as applicable, ensuring that you provide details that highlight your ability to fulfill the requirements for this position.

If you need this announcement in an alternate language or format, or you would like to request accommodation or assistance in the application or assessment process, please contact Emiliya Makaryanat