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Part Time Wastewater Operator Class 3 Jobs (NOW HIRING)

King County, WA

Wastewater Treatment Operator

Seattle, WA · On-site

$42.78 - $51.92/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

IUOE L302-Equip Operators Full- or Part-Time: Full Time Hours/Week: 40 hours/week Summary This ... class. However, to the extent that distinction or differential treatment on the basis of ...

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How much do part time wastewater operator class 3 jobs pay per hour?

As of Aug 14, 2026, the average hourly pay for part time wastewater operator class 3 in the United States is $25.59, according to ZipRecruiter salary data. Most workers in this role earn between $20.19 and $29.33 per hour, depending on experience, location, and employer.

What is the difference between Part Time Wastewater Operator Class 3 vs Part Time Wastewater Operator Class 2?

AspectPart Time Wastewater Operator Class 3Part Time Wastewater Operator Class 2
Required CertificationsMust hold a Class 3 certificationMust hold a Class 2 certification, which is higher
Work EnvironmentOperates in treatment plants with moderate complexityWorks in more complex treatment facilities requiring advanced skills
Employer & Industry UsageCommonly employed in municipal and industrial wastewater facilitiesTypically found in larger or more advanced treatment plants

The main difference between Part Time Wastewater Operator Class 3 and Class 2 lies in certification requirements and job complexity. Class 2 operators have higher credentials and handle more complex treatment processes, often working in larger facilities. Class 3 operators are qualified for moderate tasks and smaller plants. Understanding these distinctions helps in choosing the right certification path and job opportunities.

What cities are hiring for Part Time Wastewater Operator Class 3 jobs?

Cities with the most Part Time Wastewater Operator Class 3 job openings:

What are the most commonly searched types of Wastewater Operator Class 3 jobs?

The most popular types of Wastewater Operator Class 3 jobs are:

Part Time Wastewater Operator Class 3 jobs near you

Wastewater Treatment Plant Operator

GHD Group

Borger, TX • On-site

Part-time

Re-posted 6 days ago

Job description


The importance of water to the health of our world can't be overstated.
As the frequency and intensity of floods, droughts and storms increases, the water industry must continue to build resiliency and lead from the front.
Together with our clients, we are thinking and doing things differently to help pre-empt and prepare for what's next. Be a part of this dynamic and committed team of diverse water specialists and drive change for your community.
You'll be able to apply our powerful global network of skills and decades of experience to create positive water outcomes that respect nature and nurture communities.
Who are we looking for?
GHD has an exciting opportunity for a Wastewater/Water Treatment Plant Operator to be based on location in Questa, NM. As a Wastewater/Water Operator, you will be working with the Contamination Assessment Remediation Group. This position offers a variety of work and you will support a diversity of projects in a challenging and unique setting. You will interface directly with clients, oversee and direct contractors, be largely responsible for your own work, and become a trusted point of contact for our client.
In the problem solving business, it helps to be restlessly curious to deliver community change.
Our vision is to ensure energy, water and urbanization are made sustainable for generations to come. You can lead the way into a new future for our industry, inspiring the next generation of driven and committed people in the process.
Learn about leadership opportunities with GHD.
Working with an energetic and high performing team, this position offers a variety of work and will see you involved in:
  • Solutions Analysis: Find the most effective ways to respond to routine functional inquiries. Involves following procedures and precedents.
  • Testing: Develop product specifications and design test procedures and standards.
  • Project Management: Support others by carrying out a range of project management activities.
  • Insights and Reporting: Contribute to the preparation of various data and analytics reports.
  • Personal Capability Building: Develop own capabilities by participating in assessment and development planning activities as well as formal and informal training and coaching. Develop and maintain an understanding of relevant technology, external regulation, and industry best practices through ongoing education, attending conferences, and reading specialist media.
  • Data Collection and Analysis: Conduct research using primary data sources, and select information needed for the analysis of key themes and trends.
  • Product and Solution Development: Carry out a range of product development and engineering activities. Use established systems to analyze customer needs and define and deliver products.
  • Work Scheduling and Allocation: Design own monthly schedule and, if necessary, assign work to others in order to speed up office workflow and ensure high-priority tasks get done.
  • Equipment Installation: Help specialists set up and test new products or processes; install complex systems with guidance.
  • Plant and Machinery Maintenance and Repair: Maintain and repair complex plant and machinery and supervise the work of team members and contractors to ensure that the plant and machinery meet operational requirements, including conformance with regulatory and organizational health, safety, and environmental standards.

Education
  • High School education required

Experience
  • New Mexico Environmental Department (NMED) Grade 3 Water Treatment Plant Operator Certification and NMED Grade 3 Wastewater Operator Certification
  • Prior Wastewater Treatment Plant experience
  • Excellent interpersonal and communication skills
  • Strong mechanical and electrical diagnostic skills
  • Ability to perform physically demanding work for periods of time, ability to occasionally lift up to 40 pounds, and ability to work outdoors part-time throughout the year as needed
  • Ability to analyze field readings, data and operating parameters to optimize system operations
  • Must have an New Mexico driver's license and a clean driving record

Preferred Credentials
  • NMED Grade 4 Water Treatment Plant Operator Certification
  • NMED Grade 4 Wastewater Treatment Plant Operator Certification
  • 40-hour HAZWOPER certification

#LI-JS1
As a multicultural organization, we encourage individual achievement and recognize the strength of a diverse workforce. GHD is an equal opportunity employer. We provide equal employment opportunities to all qualified employees and applicants without regard to race, color, religion, genetic information, national origin, sex (including same sex), sexual orientation, gender identity, pregnancy, childbirth, or related medical conditions, age, disability or handicap, citizenship status, service member status, or any other category protected by federal, state, or local law.

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