WWTP Maintenance Supervisor

About the Position
Under general direction, the WWTP Maintenance Supervisor plans, organizes, and supervises the maintenance, repair, and reliability activities of the Wastewater Treatment Plant (WWTP) and associated facilities. This position oversees the mechanical, electrical, and instrumentation & control (I&C) maintenance teams, ensures optimal equipment performance, and leads the development of preventive and predictive maintenance programs. The Maintenance Supervisor works closely with Operations, Engineering, and contractors to ensure plant assets are maintained safely, efficiently, and in compliance with all regulatory requirements. This position will, when assigned, perform the duties of the WWTP Manager during their absence. 


About the Department
The Edmonds Wastewater Treatment Plant (WWTP) is a regional facility. The plant maintains an accredited laboratory where the chemical, physical, and bacteriological processes that treat the wastewater are analyzed. The majority of staff require specialized training, knowledge, experience, and certifications. Based on need, the plant is staffed 14 to 24 hours/day, 365 days/year. 

About the City
The City of Edmonds is a beautiful community on the Puget Sound waterfront with a population of 43,770 (MRSC_2026) and is the gateway to the Olympic peninsula via the state ferry system. Edmonds provides a full range of services, including contracted fire services, police services a municipal court, a community pool, a regional performing arts facility, public works and utilities, a regional wastewater treatment facility, along with community events and services through our Parks, Recreation, and Cultural Services Department. Six department directors report directly to the Mayor and oversee approximately 264 full–time-equivalent employees.

ESSENTIAL FUNCTIONS AND RESPONSIBILITIES:
The following duties ARE NOT intended to serve as a comprehensive list of all duties performed by all employees in this classification, only a representative summary of the primary duties and responsibilities. Incumbent(s) may not be required to perform all duties listed and may be required to perform additional, position-specific duties.

• Supervise, schedule, and evaluate assigned staff; provide coaching, technical training, and development opportunities to develop team capability; manage performance and recommend corrective action, if needed.
• Prioritize and assign work orders, PM tasks, corrective repairs, and special projects.
• Ensure all maintenance work complies with plant safety policies and procedures.
• During periods of absence of WWTP Manager, assume Manager roles and responsibilities as assigned.
• Develop, implement, and oversee a comprehensive preventive maintenance (PM) program.
• Lead predictive maintenance (PdM) activities such as vibration analysis, thermal imaging, oil analysis, and condition monitoring.
• Monitor asset performance data and recommend repair or replacement based on lifecycle and reliability analysis.
• Maintain and optimize the CMMS (computerized maintenance management system)
• Oversee maintenance of pumps, motors, blowers, clarifiers, HVAC systems, chemical feed systems, digester equipment, electrical distribution systems, and SCADA/I&C systems.
• Troubleshoot complex mechanical and electrical issues and guide staff in root-cause analysis. work with operations and maintenance teams to minimize equipment downtime.
• Maintain working knowledge of instrumentation and SCADA to support troubleshooting and planning; coordinate with I&C staff on SCADA alarms, controls reliability, and critical infrastructure support.
• Maintain asset inventories and lifecycle data, equipment manuals, maintenance history, and regulatory documentation.
• Prepare maintenance performance reports, including downtime, backlog, and reliability metrics.
• Assist in developing maintenance-related budgets and long-term capital repair and replacement plans.
• Plan for asset repair, placement, reliability, and redundancy; analyze condition, risk, and maintenance requirements; and produce asset status reports.
• Serve as WWTP maintenance representative during construction, equipment replacements, and contractor activities.
• Review design documents for maintainability and operational impacts. Coordinate shutdowns, tie-ins, and commissioning activities with engineering and contractors.
• Ensure maintenance staff follow confined space, lockout-tagout (LOTO), electrical safety, chemical handling, and other safety procedures.
• Participate in site safety audits and hazard assessments; assure annual fire safety inspections are completed.
• Support regulatory compliance related to maintenance, asset condition, and reliability.
• Prepare, organize, and maintain a wide variety of reports, records and files related to assigned activities and personnel.
• Communicate with personnel and outside organizations to coordinate activities and programs, resolve issues and conflicts and exchange information.
• Provide technical expertise, information and assistance to the Manager regarding assigned functions, assist as needed in the formulation and development of policies, procedures and programs.
• Operate a computer and other office equipment as assigned, maintain current knowledge of plant instrumentation and control systems, drive a vehicle to various sites to inspect work.
• Attend and conduct a variety of meetings as assigned, represent the City at a variety of meetings away from the plant site as assigned.
• Perform other duties as assigned.

Education and Experience
Associates Degree in Environmental Science, Water and Wastewater Technology, Civil Engineering, or related field; or completion of an accredited industrial maintenance, mechanical/electrical technology, or related technical program; and five (5) years of industrial or wastewater maintenance experience, including two (2) years in a lead or supervisory role.

An equivalent combination of education, training and experience which allows the incumbent to successfully perform the essential functions of the position may also be considered. 

Preferred Qualifications

• Experience maintaining wastewater treatment plant systems.
• Vibration analysis or predictive maintenance certifications (Vibration Level I, Thermography, etc.)

Required Licenses or Certifications

• A valid Driver’s license is required at time of hire. A State of Washington Driver’s License is required within 30 days from date of hire.
• State of Washington Group I Wastewater Operator Certification within one year. Must work towards  a Group IV certification from hire date.
• CPR and First Aid card within 6 months of hire
• Other certifications/licenses may be required within a specified period of time after hire.
• A criminal background check is required following a conditional offer of employment. Criminal history is not an automatic employment disqualifier. Results are reviewed on a case-by-case basis.

Other Requirements:

• This is a City identified safety sensitive position and requires a pre-employment drug screening following a conditional offer of employment.

WORKING CONDITIONS:

Environment:

• Indoor/outdoor work environment
• Driving a vehicle to conduct work
• Working in a confined or classified space

Physical Abilities:

• Hearing, speaking or otherwise communicating to exchange information in person or on the phone.
• Operate a variety of grounds equipment and power and hand tools.
• Operate a computer keyboard or other office equipment.
• Read a variety of materials and instruments and possess close vision, far vision, side vision, depth perception, night vision and color vision.
• Ascending/descending ladders
• Lifting/ carrying or otherwise moving or transporting heavy objects, frequently up to 50lbs.
• Sitting/standing or otherwise remaining in a stationary position for extended periods of time
• Walking or otherwise moving over rough or uneven surfaces while performing inspections and investigations.
• Performing repetitive motions, including balancing, stooping, kneeling, bending, crouching, crawling, reaching overhead, above the shoulders and horizontally, and standing, pushing, pulling and using stairs.
• Working in tight spaces
• Ability to wear appropriate personal protective equipment based on required City Policy.

Hazards:

• Exposure to chemicals, used in Wastewater treatment including but not limited to Sodium Hypochlorite, Caustic Soda, Bisulfate, Polymers, Clay, Lime and Carbon.
• Exposure to raw and treated sewage, odors associated with sewage treatment, high heat and moving equipment.
• Exposure to cleaning chemicals, herbicides and dust.
• Working at heights using ladders and structures
• Working around and with sometimes noisy machinery having moving parts
• Exposure to slippery surfaces, damp spaces while cleaning in and around equipment.
• Exposure to electrical power supply and high voltage.