Wastewater Operator Jobs
Wastewater Operator jobs are open across municipal utilities, private water treatment firms, and industrial facilities, from entry-level operators to senior plant supervisors, with specializations in biological treatment, biosolids management, and industrial pretreatment. Find a role that fits from the openings below and apply directly.
Find Wastewater Operator JobsOverview
Showing 5 of 92+ Wastewater Operator jobs
Join Inframark: Leading the Way in Water Management
Inframark's Operations and Maintenance team is an award-winning team that delivers cutting-edge water, wastewater, and public works services to municipalities, utility districts, and industries. We are dedicated to supporting our employees as well as protecting the environment and the communities we serve. You would be empowered to thrive in a dynamic, supportive, and innovative environment. Take the next step in your career and join us at Inframark. Apply today!
Why Work for Inframark?
Our dedication to sustainability and community impact drives us to ensure clean, safe water for future generations. Whether you're at the start of your career or looking for advancement, Inframark offers purpose-driven work and opportunities for growth. We offer an attractive salary package, including a generous benefits package with health, dental, and life insurance, 401(k) plan, paid time off, sick leave, holidays, and wellness plan.
JOB FUNCTION/PURPOSE
The Wastewater Operator I is responsible for operation and maintenance of equipment in wastewater treatment facilities.
Responsibilities
- Operates a variety of equipment/machinery including: valves, pumps, motors, belt presses, disinfection equipment, vehicles, etc.
- Conducts routine testing, monitoring and maintenance of production wells, water/wastewater unit processes and basic laboratory analyses.
- Performs and documents treatment process and maintenance of treatment facility equipment. Documents plant performance including daily flow, electrical and chemical usage and dosage.
- Responds to call outs and after-hours emergencies to repair treatment equipment, pumps, motors, sensing devices, instrumentation and electrical support.
- Ensures facilities are clean, neat and secure.
- Provides customer service functions when necessary.
- Other duties as assigned.
- Willing to work all shifts, including weekends, holidays, evening and 24-hour emergency on call.
QUALIFICATIONS
- Display a willingness, aptitude and self-discipline to study the required material and meet all prerequisites to obtain water or wastewater certification.
- Knowledge of process control techniques, maintenance procedures and safe practices.
- The ability to successfully perform routine on-site maintenance and emergency repairs of treatment equipment is essential.
- Knowledge of regulatory rules is essential.
- Previous water or wastewater treatment experience is desirable.
- Completion of water or wastewater correspondence courses is very desirable.
- Willing to work all shifts including: weekends, holidays, evenings, and 24-hour emergency on call.
Education/Experience: High School Diploma or GED.
Licenses/Certifications: Valid Driver’s License (CDL preferred). Water/Wastewater Operator’s License specific to state and site-specific requirements. Other licenses may vary according to specific site and assignments.
Technical: Ability to follow manual & operating instructions. Basic proficiency with Microsoft Office applications & internet. Basic knowledge of water/wastewater operations.
Communication: Communicates clearly & professionally. Contributes to a positive internal & external customer experience. Willing to help others. Maintains composure in challenging situations.
Problem Solving & Quality: Pays attention to detail. Identifies & solves problems. Escalates issues accordingly. Checks work for quality.
Managing for Results: Works well with supervision. Takes projects to completion. Follows all company policies & SOPs. Manages multiple tasks.
Leadership & Initiative: Demonstrates a positive attitude. Acts in accordance with company vision, mission & values. Takes accountability for own performance. Willing to take on additional assignments.
PHYSICAL DEMANDS
Must be able to: frequently lift 50-60 pounds; load, unload & move large equipment/tools; access confined spaces; continuously walk and climb stairs and ladders.
To support a safe and secure workplace, all offers of employment are contingent upon the successful completion of background screening, drug testing, and driving record review where applicable.
Inframark is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, age, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against based on disability.
Join Inframark: Leading the Way in Water Management
Inframark's Operations and Maintenance team is an award-winning team that delivers cutting-edge water, wastewater, and public works services to municipalities, utility districts, and industries. We are dedicated to supporting our employees as well as protecting the environment and the communities we serve. You would be empowered to thrive in a dynamic, supportive, and innovative environment. Take the next step in your career and join us at Inframark. Apply today!
Why Work for Inframark?
Our dedication to sustainability and community impact drives us to ensure clean, safe water for future generations. Whether you're at the start of your career or looking for advancement, Inframark offers purpose-driven work and opportunities for growth. We offer an attractive salary package, including a generous benefits package with health, dental, and life insurance, 401(k) plan, paid time off, sick leave, holidays, and wellness plan.
JOB FUNCTION/PURPOSE
The Wastewater Operator I is responsible for operation and maintenance of equipment in wastewater treatment facilities.
Responsibilities
- Operates a variety of equipment/machinery including: valves, pumps, motors, belt presses, disinfection equipment, vehicles, etc.
- Conducts routine testing, monitoring and maintenance of production wells, water/wastewater unit processes and basic laboratory analyses.
- Performs and documents treatment process and maintenance of treatment facility equipment. Documents plant performance including daily flow, electrical and chemical usage and dosage.
- Responds to call outs and after-hours emergencies to repair treatment equipment, pumps, motors, sensing devices, instrumentation and electrical support.
- Ensures facilities are clean, neat and secure.
- Provides customer service functions when necessary.
- Other duties as assigned.
- Willing to work all shifts, including weekends, holidays, evening and 24-hour emergency on call.
QUALIFICATIONS
- Display a willingness, aptitude and self-discipline to study the required material and meet all prerequisites to obtain water or wastewater certification.
- Knowledge of process control techniques, maintenance procedures and safe practices.
- The ability to successfully perform routine on-site maintenance and emergency repairs of treatment equipment is essential.
- Knowledge of regulatory rules is essential.
- Previous water or wastewater treatment experience is desirable.
- Completion of water or wastewater correspondence courses is very desirable.
- Willing to work all shifts including: weekends, holidays, evenings, and 24-hour emergency on call.
Education/Experience: High School Diploma or GED.
Licenses/Certifications: Valid Driver’s License (CDL preferred). Water/Wastewater Operator’s License specific to state and site-specific requirements. Other licenses may vary according to specific site and assignments.
Technical: Ability to follow manual & operating instructions. Basic proficiency with Microsoft Office applications & internet. Basic knowledge of water/wastewater operations.
Communication: Communicates clearly & professionally. Contributes to a positive internal & external customer experience. Willing to help others. Maintains composure in challenging situations.
Problem Solving & Quality: Pays attention to detail. Identifies & solves problems. Escalates issues accordingly. Checks work for quality.
Managing for Results: Works well with supervision. Takes projects to completion. Follows all company policies & SOPs. Manages multiple tasks.
Leadership & Initiative: Demonstrates a positive attitude. Acts in accordance with company vision, mission & values. Takes accountability for own performance. Willing to take on additional assignments.
PHYSICAL DEMANDS
Must be able to: frequently lift 50-60 pounds; load, unload & move large equipment/tools; access confined spaces; continuously walk and climb stairs and ladders.
To support a safe and secure workplace, all offers of employment are contingent upon the successful completion of background screening, drug testing, and driving record review where applicable.
Inframark is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, age, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against based on disability.
See All 92+ Wastewater Operator Jobs
Jump back to the full list of openings and apply to any wastewater operator role that fits.
Find Wastewater Operator JobsWastewater Operator Job Market
A snapshot from current openings nationwide, updated as new roles post.
Who's Hiring
- Inframark27
- US Water Services Corporation10
- Woodard & Curran8
- Perdue4
- Republic Services4
Top Industries Hiring
- Government & Public Sector31
- Consulting & Professional Services20
- Food & Beverage13
- Manufacturing11
- Construction & Real Estate6
What Employers Look For
The qualifications that appear most often in wastewater operator jobs.
- Valid state wastewater operator certification at Grade I or higher
- Experience operating activated sludge or other biological treatment systems
- Ability to collect samples and perform routine laboratory testing
- Familiarity with SCADA systems and computerized maintenance management software
- Valid driver's license and ability to pass a background check
- High school diploma or GED with vocational or on-the-job training preferred
Tips for Your Wastewater Operator Job Search
List every certification level you hold
State licensing requirements vary by grade, so list each certification by class and issuing state on your resume. Hiring managers filter fast by grade level, and an unlisted Class III certificate can get your application screened out before anyone reads the rest.
Highlight specific treatment processes you've operated
Activated sludge, trickling filters, membrane bioreactors, and UV disinfection are not interchangeable on a resume. Name each process you've run, not just 'biological treatment,' so plant managers can match your experience to their system configuration.
Apply early to roles that fit
Migrate Mate lists wastewater operator openings from across the United States in one place, so you can find roles that match and apply directly to each listing.
Target openings by your license reciprocity options
Many states offer reciprocity for out-of-state operator certifications, but the terms differ. Before applying to jobs in a new state, confirm whether your current license transfers directly or requires a reciprocity exam, then call that out explicitly in your cover letter.
Prepare for a SCADA and instrumentation walk-through
Wastewater operator interviews routinely include questions about SCADA systems, flow meters, and DO probes. Walk through two or three specific equipment scenarios from past roles so you can answer questions about troubleshooting and process adjustments without going vague.
Negotiate shift differentials before accepting an offer
Treatment plants run around the clock, and night, weekend, and holiday shift differentials are often negotiable even when the base rate isn't. Ask about the differential structure during the offer conversation, not after you've signed, since these add up significantly over a full year.
Wastewater Operator Jobs: Frequently Asked Questions
Which companies are hiring the most wastewater operators?
The companies hiring the most wastewater operators right now include Inframark, US Water Services Corporation, and Woodard & Curran, with the largest share of openings in Florida, Georgia, and Massachusetts, based on current listings on Migrate Mate as of June 2026. Municipal utilities and water utility management firms consistently drive the highest volume of openings nationwide.
How many wastewater operator jobs are remote?
About 1% of wastewater operator openings are fully remote or hybrid as of June 2026, reflecting how hands-on the role is at most treatment facilities. Administrative, compliance, and regulatory reporting functions within larger utility organizations are the sub-areas most likely to offer any remote flexibility.
How do you become a wastewater operator?
Start by completing a high school diploma or GED, then apply for an entry-level operator position or apprenticeship at a municipal or private treatment facility. Most states require you to pass a state certification exam at Grade I before working independently. You gain supervised operating hours on the job, which count toward higher certification grades over time.
Can you get hired as a wastewater operator with no experience?
Yes, many utilities hire entry-level operators and train them on the job under a licensed operator's supervision. Holding a relevant vocational certificate, a commercial driver's license, or prior mechanical maintenance experience strengthens an application with no direct wastewater background. Targeting smaller municipal systems or utility traineeship programs is a practical starting point when your operator hours are still limited.
What does the wastewater operator interview process look like?
Most wastewater operator interviews begin with a phone or video screening focused on your certifications and availability for rotating shifts. An in-person interview typically follows, covering process troubleshooting scenarios, equipment familiarity, and safety protocols. Some plants add a facility tour where you may be asked to identify equipment or explain how you'd respond to a specific process upset before a final offer is made.
Where can I find and apply to wastewater operator jobs?
You can find and apply to wastewater operator jobs on Migrate Mate, which lists current openings from across the United States. Find roles that match your certification level and experience, then apply directly to each listing that fits.
See All 92+ Wastewater Operator Jobs
Jump back to the full list of openings and apply to any wastewater operator role that fits.
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