Water / Wastewater Manager

Salary: $90,237.84 - $112,694.88 Annually
Location : Mason County, WA
Job Type: Full-Time
Job Number:
Department: Utilities & Waste Division
Opening Date: 07/06/2026
Closing Date: 8/28/2026 11:59 PM Pacific
FLSA: Exempt
Bargaining Unit: NU

Any one position may not include all of the duties listed nor do the listed examples include all tasks, which may be found in positions of this class.

Please review the full position description for additional information.
Description

Plan, organize and manage the day-to-day activities of the Water, Wastewater Utility, and is responsible for the on-going operation and reporting for the potable water systems and the wastewater systems, consistent with all regulatory provisions.
Essential Functions

(Any one position may not include all the duties listed nor do the listed examples include all tasks which may be found in positions of this class.)

Responsible for the daily operations and maintenance assignments to sustain the operation of potable water and wastewater systems.

Responsible for assigning, training, supervising, and evaluating the work performance of assigned staff. Assign, supervise, and evaluate the work of staff. Advise and train subordinates as necessary. Participate in the selection of new employees and makes recommendations regarding hiring, performance, discipline, transfer, and termination.

Responsible for preparing and submitting all required reports and other documentation, as required to maintain compliance with County, State Federal and local laws, regulations and/or standards.

Assist the Deputy Director with the preparation, administration, and monitoring of the Utilities budgets. Monitor and document program expenditures, ensuring compliance with approved budget(s) and staffing levels. Enforce department and county policies, procedures, guidelines, regulations, and safety and health standards.

Assist the Deputy Director regarding short- and long-range plans for utility operations. Coordinate divisional activities in conjunction with other County departments and outside governmental agencies. Maintain interagency cooperation with all regulatory agencies and commissions.

Review permits, construction plans and specifications under guidance from the Deputy Director when needed. Oversee new construction, rehabilitation and maintenance of water and wastewater facilities.

Provide representation on interdepartmental committees and before HOA's; make presentations and provide technical advice and assistance regarding utilities.

Analyze and recommend systematic maintenance approaches to existing facilities, equipment, and operating systems of the division.

Maintain records for proper evaluation, control, and documentation of assets.

Resolve inquiries, complaints, problems, or emergencies affecting the availability or quality of services.

Respond to sensitive or complex inquiries of service complaints with guidance from the Deputy Director.

Authorize payments for contracted services; and participate in resolution of disputed contractual matters.

Remain current on legislation, legal requirements, and regulations and communicates changes that affect operations with team.

Regular, reliable, and punctual attendance.

Other duties as assigned.

Knowledge of:

• Wastewater treatment processes, including preliminary, primary, secondary, and tertiary treatment.
• Solids digestion, sludge handling, and plant-wide air, water, electrical and hydraulic support systems.
• Collection systems, including pumping stations, regulatory stations and miscellaneous structures and disinfecting methods.
• Wastewater terminology and process control.
• Industrial safety procedures and practices.
• Wastewater laboratory protocols and typical process control testing for a wastewater plant.
• Delegates authority appropriately and monitors production/progress with effective control techniques.
• Management and supervision principles and practices.
• Legal requirements, regulations, and laws applicable to area of assignment
• Techniques and practices utilized in the construction, operation and maintenance of water and wastewater systems.
• Principles and practices of contract and grant administration.
• County Government process, procedures and practices.

Skill in:

• Exercising sound, ethical judgment in the decision-making process.
• Fiscal management, including budget preparation, expenditure control and recordkeeping.
• Computer applications including word processing and spreadsheets.

Ability to:

• Plan, organize and oversee assigned work programs.
• Develop departmental goals and objectives and conduct planning activities.
• Analyze and evaluate operations, develop and implement corrective actions.
• Establish and maintain effective working relationships with stakeholders.
• Communicate effectively, both orally and in writing, about complex or sensitive issues.

OTHER JOB DUTIES:

• May be required to obtain additional education as required to conduct business functions.

Minimum Qualifications

(Any equivalent combination of education and experience which provides the applicant with the knowledge, skills, and abilities required to perform the job may be considered.)

• High School Diploma or GED and two (2) years of college (90 credits or CEU's) and four (4) years of treatment plant experience, with at least two (2) years at a class III or higher plant.

OR

• High School Diploma or GED and six (6) years of treatment plant experience, with at least two (2) years at a class III or higher plant.

OR

• High School Diploma or GED and four (4) years of college (180 credits or CEU's) and two (2) years of treatment plant experience at a class III or higher plant.

LICENSES, CERTIFICATES AND OTHER REQUIREMENTS:

• Valid Washington State driver's license
• State of Washington Certification as a Group III Wastewater Operator
• Water Distribution Manager I (WDM-I) certification or ability to obtain in one (1) year of hire
• First Aid/CPR Card
• Cross Connection Specialist (CCS) or ability to obtain in one (1) year of hire
• Confined Space Entry training

This position is required to follow chapter 13 of the. If offered the position you must provide a Abstract Driving Record from the .

Supplemental Information
This recruitment is open until filled, application review is ongoing. Submit your application materials as soon as possible as this recruitment may close at any time.

Work Schedule: 07:00AM - 3:30PM
Health Insurance Enjoy medical, dental, and vision coverage for yourself and eligible dependents as a regular full-time employee. Some part-time employees may also qualify. We offer affordable plans, with premiums partially covered based on the type of coverage you choose.

Retirement Plans Secure your future with enrollment in one of Washington State's Department of Retirement Systems programs: PERS, PSERS, or LEOFF. Both you and the County contribute to your retirement, ensuring long-term financial stability.

Paid Leave Take time to recharge! Mason County provides sick leave, holidays, and vacation time based on County policies or union agreements. Plus, your vacation accrual grows the longer you stay with us.

Life & AD&D Insurance We've got you covered with County-paid basic life and AD&D insurance for added peace of mind.

Employee Assistance Program (EAP) Access 24/7 support for yourself, your spouse, domestic partner, and children (up to age 26). Whether it's personal or work-related challenges, the EAP is here to help improve your well-being.

Educational Assistance Advance your career with County-supported education! Full-time employees may be reimbursed for approved courses relevant to their role.

Longevity Rewards We recognize and reward your dedication with additional monthly compensation for continuous service milestones.

Thriving Work Environment We maintain a drug-free, smoke-free workplace that fosters professionalism and respect.

01

Please provide a detailed description of your professional experience as it relates to the duties of this position:
02

Do you possess and maintain a Group III Wastewater Treatment Plant Operator certification?

• Yes
• No

03

Do you possess and maintain a Water Distribution Manager I certification?

• Yes
• No

04

Do you possess and maintain a valid WA State Driver's License?

• Yes
• No
• No, I possess a driver's license from another state.

05

Are you a certified Cross Connection Specialist?

• Yes
• No

06

Are you certified in Confined Space Entry?

• Yes
• No

07

I understand that if I am offered the position, my driving record will be reviewed and if I have three (3) or more moving violations in the last three (3) years, the offer of employment may be revoked.

• I understand
• No

Required Question