Water Treatment Plant Supervisor – Maintenance

City of Tacoma
747 Market St, Tacoma, Washington
Job Type
Job Post Expires On


Tacoma Water is establishing an eligible for a Water Treatment Plant Supervisor position at our Green River Filtration Facility (GRFF) location in Ravensdale, WA.  The Water Treatment Plant Supervisor (Maintenance) is responsible for all facilities maintenance and repairs of the treatment plant buildings and facilities and direct supervision of assigned staff. The GRFF is a 150-MGD water treatment plant with the following processes: raw water intake, blending, ozonation, rapid mix, flocculation, sedimentation, filtration, pH and alkalinity adjustment, chemical injection, and water treatment residuals handling.  The GRFF provides drinking water for approximately 320,000 people through direct service in Pierce and King Counties.

This position is a first line supervisor, overseeing all maintenance operations of the GRFF, while maintaining water quality, system integrity and safe operating conditions. This position supervises, evaluates, and directs seven FTE’s that provide 24-hour maintenance support of the GRFF. The position plans and prioritizes daily, weekly, monthly and annual maintenance activities; ensures adequate training, tools and resources are provided for personnel; coordinates with other staff and outside agencies to plans and schedule maintenance work; responds and coordinates activities related to operational emergencies; and coordinates preparation of preventive and corrective maintenance procedures.

This position will be full time during day shift hours, preferably with a Monday through Thursday 4/10 work schedule. Some overtime may be required for emergency or critical situations during the night or on weekends. Performance of duties will include working near low voltage electricity, hazardous chemicals, confined spaces, heights, and near water. Duties of this position will require time in the office using a computer and at times may require working outside during inclement weather.


Graduation from high school or equivalent AND 5 years experience working for a water utility, or related field, performing facilities maintenance work AND posses one of the following:

  • A valid Water Treatment Plant Operator certificate issued by the State of Washington at a level II or higher
  • A valid Water Distribution Manager certificate issued by the State of Washington at a level II or higher
  • Two years supervisory experience in a closely related field performing facilities maintenance work

Individuals hired in this position who do not possess a valid Washington State level II Water Treatment Plant Operator certificate will be required to obtain one within three years of hire.


Knowledge & Skills


  • Principles, practices, and methods used in water quality, supply, and treatment.
  • Established experience and technical expertise in granular media filtration
  • Understanding of drinking water regulations and experience coordinating with public health officials
  • Solid background in record-keeping, both written and electronic
  • Ability to operate, maintain, and repair equipment
  • Basic computer skills in Word and Excel, ability to work with the SCADA system, and ability to work with the computerized maintenance management system
  • Acute attention to safety principles and practices
  • Ability to develop and administer policies, procedures, plans, and activities
  • Interpersonal skills using tact, patience, grace, and courtesy
  • Basic supervisory principles and practices including training, assigning work, providing guidance, and reviewing the work of direct-report staff
  • Ability to supervise others in a manner that fosters open communication, cooperation, and respect


Selection Process & Supplemental Information

This recruitment is being managed by Joanna Hambrick; if you would like to be notified of similar opportunities or stay connected with things going on at Tacoma Public Utilities and the City of Tacoma, connect with me on LinkedIn!

City of Tacoma Commitment to Diversity and Inclusion
Tacoma's diversity is its greatest asset. Tacoma embraces its multi-cultural and multi-ethnic character. Communities of color and immigrant communities are fundamental to Tacoma's entrepreneurial spirit, workforce, and long-term success. In Tacoma, equity and empowerment are top priorities, meaning that all Tacoma residents must have equitable opportunities to reach their full potential and share in the benefits of community progress.  One of our goals is for the City of Tacoma workforce to reflect the community it serves. We actively work to eliminate racial and other disparities and welcome candidates with diverse backgrounds and/or multicultural skill sets and experiences. Our goal is for Tacoma to be an inclusive and equitable place to live, work, and play.

The City of Tacoma is an Equal Opportunity Employer and values diversity in its workplace. Applicants are considered for positions without regard to race, color, religion, sex, national origin, ancestry, age, marital or veteran status, disability, sexual orientation, gender identity, or any other basis prohibited by federal, state, and local laws.

Tacoma Water
Tacoma Water has a proud tradition of operating and maintaining one of the country's oldest municipally owned water systems. We provide high-quality water at very competitive prices. We provide direct service to more than 305,000 people throughout Pierce and King counties.

Our mission is to provide clean, reliable water.  If you share our values of Safety, Customer-driven, Employee Invested, Stewardship, Adaptability, and Equity, we are looking for you.

Water Treatment Plant Supervisor - Maintenance description image
Applicants who meet the minimum qualifications will have their responses to the supplemental questions scored by an evaluation committee. Supplemental questions will be scored on the basis of information provided. It is the responsibility of the applicant to list all pertinent experience and training. Applicants must pass the examination process to be placed on the eligible list for interview and hiring consideration.

Appointment is subject to passing a background check and a pre-employment medical exam and drug screen. This position is covered by a Labor Agreement between the City of Tacoma and IBEW Local 483. New employees must successfully complete a nine-month probationary period prior to obtaining permanent status in this classification.

Communication from the City of Tacoma:
We primarily communicate via e-mail during the application process. E-mails from cityoftacoma.org and/or governmentjobs.com must be placed on your safe domain list to ensure that you receive notifications in a timely manner. As a precaution, you may also want to check your junk e-mail folders.

If you have any additional questions regarding this position, please contact the Human Resources Department at 253.591.5400 before 4pm on the closing date of this posting.