Water Treatment Plant Operator Level 1-4 (Night Shift)

$62,691 - $96,511 yearly
  • City of Hillsboro
  • 150 East Main Street, Hillsboro, OR, USA
  • May 08, 2024
Full time Water

Job Description

This recruitment is open until filled. First application review will begin on May 20, 2024. 

About This Opportunity
In this position, you will be working as a night shift operator at the Joint Water Commission Water Treatment Plant (JWC). The Joint Water Commission consists of four partners, City of Hillsboro, City of Beaverton, City of Forest Grove, and Tualatin Valley Water District.  Water Treatment Plant Operators are responsible for ensuring the Water Plant continually meets the supply requirements of the JWC partners and produces safe clean potable water. The plant is located in Forest Grove, Oregon. The JWC is a conventional Water Treatment Plant rated at 85 million gallons a day that produces drinking water for 450,000 people within Washington County. The plant has a class 4 rating by the Oregon Health Authority. This position requires a water treatment operator certification from the Oregon Health Authority.

Pay level is dependent on education and experience. Please see Training and Experience section below for requirements.
Treatment level 1 and 2 = Water Plant Operator 
$30.14- $39.66 hourly
Treatment Level 3 = Senior Water Plant Operator
$32.60- $42.90 hourly
Treatment Level 4 = Lead Water Plant Operator
$35.26- $46.40 hourly

The candidate will work night shift and work a 7/80 schedule with 7 days on, 7 days off. Water/Wastewater technology degree is preferred, but not required. The Water Treatment Plant Operator will be able to work well and get along with others. This includes taking direction from the shift partner and other WTP staff.

Examples of Essential Work

A Water Treatment Plant Operator provides technical, operational and maintenance services related to water treatment plant operations, instrumentation, and service delivery. In this position, you will conduct water treatment activities per licensing; ensure accuracy of water plant instrumentation; conduct water analyses; maintain records; and investigate, resolve system deficiencies, as well as complaints. Level 3 and Level 4 operators may monitor the completion of work.

  • Operates and maintains water treatment plants and related equipment to provide safe and adequate water supply; monitors raw, intermediate, finished and distribution water conditions; adjusts water treatment processes and chemicals.
  • Produces and monitors finished water quality to ensure safe water supply that is compliant with established standards and laws; monitors, maintains and calibrates various instruments; performs water laboratory testing and reviews results.
  • Utilizes plant industrial control system to maintain complete and accurate records in accordance with procedures and retention schedules.
  • Monitors and regulates water flows based on supply needs; coordinates water releases; monitors system volumes and pressures; monitors and maintains filling, pumping and distribution systems.
  • Performs preventative maintenance on equipment and instruments to ensure efficient operations and accurate readings; monitors security systems at various facilities.
  • Addresses questions, concerns, and complaints from the general public; provides requested information; investigates and takes appropriate measures to resolve issues. 
  • Manage records and information in any format, in accordance with applicable statutes, regulations and City policy, guidance and records retention schedule.
  • Performs other duties of a similar nature and level as assigned.
  • Level 3 and Level 4 Operators perform all the duties listed above and may also lead and support assigned staff.


  • Applicable Federal, state and local laws, codes, regulations and/or ordinances
  • Procedures, processes and methods of water treatment plant operations
  • Applicable procedures, processes and methods of water treatment technology
  • Applicable systems, equipment and tools
  • Water sampling and testing protocol and methods
  • Positive and effective customer service principles
  • Safe work practices
  • Basic mathematical concepts
  • Modern office equipment


  • Interpreting and applying applicable laws, codes, regulations and standards
  • Providing lead work direction and evaluation (based on assignment)
  • Prioritizing and assigning work activities and projects (based on assignment)
  • Journey level repair and maintenance of specialized systems and equipment
  • Sampling water and maintaining test results
  • Providing positive and effective customer service
  • Performing quality control checks and maintain safe water standards
  • Monitoring and regulating water flows
  • Identifying issues and recommending solutions
  • Reading and interpreting technical documents
  • Preparing and maintaining documents and records
  • Teaching and conveying technical information
  • Adhering to safe work practices
  • Utilizing a computer and relevant software applications
  • Promoting a culture of teamwork and communication by working in collaboration and treating coworkers with respect and dignity and maintaining an open mind to diverse voices and ideas.

Acceptable Experience and Training

Associates degree in chemistry, biology, water, wastewater technology, or related field and Oregon Water Treatment Plant Operator Certification; or, an equivalent combination of education and experience sufficient to successfully perform the essential duties of the job such as those listed above. Level 4 positions also require some some leadership/supervisory experience.
Level 1  = Oregon Water Treatment Plant Operator I Certification
Level 2  = Oregon Water Treatment Plant Operator II Certification
Level 3  = Water Treatment Plant Operator III Certification
Level 4  = Oregon Water Treatment Plant Operator IV Certification

Additional Information

Commitment To Diversity
Hiring a workforce that reflects the diverse community we serve is essential to delivering exceptional City services and programs. The City of Hillsboro is committed to creating and supporting an inclusive and welcoming environment for all employees to thrive. We value, respect, and empower employees as unique individuals with authentic voices and diverse ideas.