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Wastewater Operator Class 3 Jobs (NOW HIRING)

H2O Innovation Inc.

Wastewater Operator Class IV

Laurel, MS · On-site

$18.75 - $26/hr

H2O is currently seeking a Wastewater Operator (Class IV) to join our team in Laurel, Mississippi. The Benefits Overall remuneration includes: * Health Insurance, Dental, Vision & Telemedicine.

H2O Innovation Inc.

Wastewater Operator Class IV

Laurel, MS · On-site

$18.75 - $26/hr

H2O is currently seeking a Wastewater Operator (Class IV) to join our team in Laurel, Mississippi. The Benefits Overall remuneration includes: * Health Insurance, Dental, Vision & Telemedicine.

Summary

Wastewater Treatment Operator

Avon, CO · On-site

$27.74 - $52.05/hr

Must possess a Colorado Wastewater Operator Class D certification within one yearof hire * Must ... Operator III (requires CCWP Operator B License): $32.11 - $44.96 * Senior Operator (requires CCWP ...

New

Fairfield County Ohio

Wastewater Operator 3

Lancaster, OH · On-site

$29.83 - $41.02/hr

May act as lead worker for Class I and/or Class II Operators; serve as Co-Operator of record for ... Qualifications High school diploma or equivalent Class III Wastewater Treatment Operator's License ...

Fairfield County, OH

Wastewater Operator 3

Carroll, OH · On-site

$29.83 - $41.02/hr

May act as lead worker for Class I and/or Class II Operators; serve as Co-Operator of record for ... Qualifications High school diploma or equivalent Class III Wastewater Treatment Operator's License ...

TriCom Quest

Be Seen First

Factory Facility Operator / Factory Maintenance

White, GA · On-site

$21 - $25/hr

Certificated Wastewater Industrial Operator or Class 3+ Wastewater Operator is highly preferred. * Boiler certification is a plus. * Experience installing and buying equipment preferred. * Excellent ...

Inframark

Wastewater Operator

Fayetteville, AR · On-site

$20.75 - $28.75/hr

The Wastewater Operator III is responsible for the operation and maintenance of equipment at medium ... Class III Wastewater license required. RESPONSIBILITIES * Operates a variety of equipment/machinery ...

City of Leesburg

Wastewater Operator

Leesburg, FL · On-site

$47K - $69K/yr

The class is responsible for monitoring wastewater treatment processes, adjusting chemical or ... Wastewater Operator C - $21.14 per hour The purpose of the class is to operate and maintain ...

City of Katy

Wastewater Operator

Katy, TX · On-site

$21.77 - $27.22/hr

Wastewater Operator - Public Works DepartmentThe City of Katy is seeking a dependable and motivated ... Class B Commercial Driver's license may be required.PHYSICAL DEMANDS AND WORKING ENVIRONMENT:

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Wastewater Operator Class 3 information

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$15

$25

$38

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

As of Aug 20, 2026, the average hourly pay for wastewater operator class 3 in the United States is $25.78, according to ZipRecruiter salary data. Most workers in this role earn between $20.91 and $28.85 per hour, depending on experience, location, and employer.

What is a wastewater operator class 3?

A Wastewater Operator Class 3 is responsible for operating, monitoring, and maintaining wastewater treatment systems at an intermediate to advanced level. They ensure compliance with environmental regulations, perform laboratory tests, and troubleshoot equipment issues. Their duties may include adjusting chemical dosages, performing routine maintenance, and keeping detailed operational records. This role typically requires experience in lower-level wastewater operator positions and may involve obtaining a state-specific certification.

What skills and qualifications are needed to thrive as a wastewater operator class 3?

To thrive as a Wastewater Operator Class 3, you need solid knowledge of wastewater treatment processes, strong analytical skills, and relevant experience, often supported by a state-issued Class 3 operator license. Familiarity with SCADA systems, laboratory testing equipment, and maintenance tools is typically required for daily operations. Strong attention to detail, problem-solving abilities, and effective teamwork are crucial soft skills for this role. These qualifications ensure consistent facility performance, regulatory compliance, and the safety of both the environment and community.

What are the career advancement opportunities for a wastewater operator class 3?

As a Wastewater Operator Class 3, you can progress to higher classifications such as Class 4 operator or move into supervisory or management roles, depending on your experience and additional certifications. Many employers support ongoing training and professional development, enabling you to expand your technical expertise and leadership skills. Advancing in this field often involves mentoring newer operators, overseeing larger teams, and managing more complex facility operations. Building experience at the Class 3 level provides an excellent foundation for long-term career growth in the water treatment industry.

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Wastewater Operator Class 3 jobs near you
Infographic showing various Wastewater Operator Class 3 job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 66% Full Time, 32% Part Time, and 1% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $53,624 per year, or $25.8 per hour.

Wastewater Treatment Operator I, II, III, IV

Spartanburg Water & Sewer

Spartanburg, SC • On-site

Full-time

Re-posted 16 days ago

Job description

Wastewater Treatment Operator I, II, III, IV

WWT Operator I-IIUnder general supervision, operates the assigned waste water treatment plants in accordance with established guidelines, regulations, standards and rules ensuring the quality of effluent meets NPDES permit requirements. Reports to the Lead Operator.

WWT Operator III-IV

Under general supervision, assists the Lead Operator in the day-to-day operation of the assigned treatment facilities/programs. Assists with maintenance, process control, safety and training requirements for the assigned section of the WWT Department. Secondary responsibilities include special projects, and assistance with regulatory concerns. Reports to the Lead Operator.

MINIMUM TRAINING AND EXPERIENCE:

WWT Operator I

· High school diploma or equivalent and five to eleven months of experience in wastewater treatment principles and theory.

· Must possess a valid driver’s license and obtain First Aid/CPR certification.

· Must obtain Wastewater Operator Class "D" certification within two years of employment.

WWT Operator II

· High school diploma or equivalent and a minimum of two years of experience in wastewater treatment principles and theory.

· Must possess a valid driver’s license and obtain First Aid/CPR certification.

· Must possess a Wastewater Operator Class "C" certification.

WWT Operator III

· High school diploma or equivalent and a minimum of three years of experience in wastewater treatment principles and theory.

· Must possess a valid driver’s license: Class B CDL (with tanker endorsement) is preferred.

· Must obtain First Aid/CPR certification.

· Must possess a Wastewater Operator Class "B" certification.

· Must obtain Biosolids/Residuals Operator’s Certification.

· Must be efficient in the use of computers and related software, e.g., Word, Excel, PowerPoint, etc.

WWT Operator IV

· High school diploma or equivalent and a minimum of four years of experience in wastewater treatment principles and theory.

· Must possess a valid driver’s license: Class B CDL (with tanker endorsement) is preferred.

· Must obtain First Aid/CPR certification.

· Must possess a Wastewater Operator Class "A" certification for more than one year.

· Must obtain Biosolids/Residuals Operator’s Certification.

· Must be efficient in the use of computers and related software, e.g., Word, Excel, PowerPoint, etc.

Additional Requirements: The WWT Operator Trainee must be willing to work towards advancement through Biological Wastewater progressions (e.g. Trainee D to C to B to A) in a scheduled time frame.