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Trainee 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.

Summary

Wastewater Treatment Operator

Avon, CO

$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 ...

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 ...

JBS Imports

Wastewater - Operator

Mount Pleasant, TX · On-site

$30.50/hr

State Wastewater Operator License (Class I, II, or higher). * Experience in wastewater treatment plant operations or related utility work. * Knowledge of SCADA systems, pumps, motors, and laboratory ...

Pilgrim's

Wastewater - Operator

Mount Pleasant, TX · On-site

$30.50/hr

State Wastewater Operator License (Class I, II, or higher). * Experience in wastewater treatment plant operations or related utility work. * Knowledge of SCADA systems, pumps, motors, and laboratory ...

Pilgrim's

Wastewater - Operator

Mount Pleasant, TX

$30.50/hr

State Wastewater Operator License (Class I, II, or higher). * Experience in wastewater treatment plant operations or related utility work. * Knowledge of SCADA systems, pumps, motors, and laboratory ...

JBS USA

Wastewater - Operator

Mount Pleasant, TX · On-site

$30.50/hr

State Wastewater Operator License (Class I, II, or higher). * Experience in wastewater treatment plant operations or related utility work. * Knowledge of SCADA systems, pumps, motors, and laboratory ...

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Trainee Wastewater Operator Class 3 information

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$14

$25

$39

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

As of Sep 3, 2026, the average hourly pay for trainee 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 Trainee Wastewater Operator Class 3 vs Wastewater Operator Class 3?

AspectTrainee Wastewater Operator Class 3Wastewater Operator Class 3
CertificationsTypically requires a basic wastewater treatment certification or trainee permitRequires a valid Wastewater Operator Class 3 license
Work EnvironmentSupervised, entry-level roles in wastewater treatment plantsFull responsibilities, independent operation, and troubleshooting
Employer UsageUsed for training and entry-level positionsFull licensed operator roles in industry

The main difference between a Trainee Wastewater Operator Class 3 and a Wastewater Operator Class 3 is the level of certification and responsibility. Trainees are in training, often supervised, and working towards obtaining their full license. Licensed Wastewater Operators Class 3 have completed necessary certifications and are authorized to operate independently, handle complex tasks, and ensure compliance with regulations.

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Trainee Wastewater Operator Class 3 jobs near you
Infographic showing various Trainee Wastewater Operator Class 3 job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 61% Full Time, 37% Part Time, and 1% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $53,224 per year, or $25.6 per hour.

Wastewater Treatment Operator I, II, III, IV

Spartanburg Water & Sewer

Spartanburg, SC

Full-time

Re-posted 29 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.