City of Marysville

Marysville , WA
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Wastewater Treatment Plant Operator / Laboratory Technician

City of Marysville
Marysville, WA Full-time
Posted on November 20, 2018

WWTPO/Laboratory Technician

Salary $5,348.00 - $6,793.00 Monthly
Location Marysville, WA
Job Type Full-time regular
Department Public Works
Job Number 00316
Open until filled. 

This position is responsible for operating and maintaining the Wastewater Treatment Plant (WWTP).  Duties include performing laboratory tests and recording results.
This a journey level position which performs a variety of operating, maintenance and testing activities related to wastewater treatment. Work is performed within established procedures and with priorities and deadlines established according to city, state and/or federal wastewater treatment requirements. Employees in this class work independently with supervision mainly exercised over outcomes and products rather than work processes, and employees are expected to keep supervisors informed of problems.


Examples of Job Duties

Other duties may be assigned as needed.
  • Operates and maintains all pumping and control equipment at the WWTP.
  • Performs routine maintenance and repair on plant systems.
  • Collects samples and performs all laboratory testing of WWTP influent/effluent including temperature, pH, flow, chlorine residual, dissolved oxygen, settable solids, fecal coliform, BOD, CBOD, TSS, VSS, QC testing, or other testing as required. 
  • May assist as needed with the pretreatment program including inspections and sampling. 
  • Assists in preparing and recording all monthly and quarterly reports for the Department of Ecology.
  • Orders parts, equipment, and materials for plant operations and maintenance.
  • Performs a variety of building, grounds, custodial, and maintenance duties relating to wastewater treatment facilities.
  • Analyzes equipment needs and make recommendations to the supervisor for potential additions, replacements, alterations, and repairs to the plant and related supporting equipment.


  • Four years of experience performing a variety of the essential duties of the position or a related position in a wastewater utility with at least two years operating experience at a Class II Wastewater Treatment Plant.
  • High school diploma or GED is required. 
  • Two years of college level coursework or equivalent technical training in chemistry, biology, engineering, environmental science, or related field.
  • Must possess Group I Wastewater Treatment Plant Operator certification by date of hire.
  • Must possess or have the ability to possess a Wastewater Treatment Plant Operator Group III certification within 12 months.
  • Knowledge of federal, state, and municipal laws and regulations governing WWTP operations.
  • Knowledge of operation and maintenance of pumps, electric motors, and motor controls, piping devices, hydraulic control systems, and other mechanical equipment common to wastewater treatment facilities.
  • Ability to operate windows based computer, Microsoft Office programs, and other software applications related to assigned department/division.
  • Ability to perform and record results of laboratory tests accurately and by required deadlines.
  • Must possess a Washington State Driver's License.
  • Must possess, or have the ability to possess within six months of hire date, first aid and CPR certifications.


Work Environment
The physical demands and characteristics of the work environment described here are representative of those occurring in the performance of the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
While performing the essential functions of this job, the employee is frequently required to stand; walk; sit; kneel, bend, or climb and to use hands to finger, handle, or feel objects, tools, or controls; and talk or hear. The employee must be able to lift up to 25 pounds on a frequent basis; lift 25 to 50 pounds on an occasional basis; and lift and/or move between 50 - 100 pounds with assistance. Specific vision abilities required by this job include close vision, distance vision, peripheral vision, depth perception, and the ability to adjust focus.
This position works inside and occasionally works outside in various weather conditions. The employee occasionally works near moving mechanical parts and is occasionally exposed to fumes or airborne particles, toxic or caustic chemicals, and the risk of electrical shock. The noise level in the work environment is usually moderate.
This position works a regular schedule, however, incumbents may be called in to work at irregular times in emergency situations, and incumbents must be available for call-out as needed.
This position description generally describes the principle functions of the position and the level of knowledge and skills typically required. It does not constitute an employment agreement between the employer and employee, and it is subject to change as the needs of the employer and the requirements of the job change.

The City of Marysville is an Equal Opportunity Employer.  Qualified applicants are considered for employment without regard to race, creed, color, sex, national origin, age, marital status, sexual orientation, or the presence of a non-job-related medical condition or disability.

Posted in-house:  11/15/18 - 11/21/18.

Teamster's union position.