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Effluent Treatment Plant Jobs (NOW HIRING)

Review and evaluate effluent treatment plant operations, engineering projects, and complex technical issues, providing actionable recommendations that improve performance, reliability, compliance ...

Review and evaluate effluent treatment plant operations, engineering projects, and complex technical issues, providing actionable recommendations that improve performance, reliability, compliance ...

Review and evaluate effluent treatment plant operations, engineering projects, and complex technical issues, providing actionable recommendations that improve performance, reliability, compliance ...

Principal Engineer I

Phoenix, AZ · On-site

$112 - $160/hr

Review and evaluate effluent treatment plant operations, engineering projects, and complex technical issues, providing actionable recommendations that improve performance, reliability, compliance ...

Water Treatment Operator

Ashland, VA · On-site

$34.20 - $39.25/hr

Help operate the equipment and processes at the Effluent Treatment Plant (ETP), including the anaerobic reactor, aerobic reactors, DAFs, chemical feed systems, pumps, blowers, and biogas system

Wastewater Technician

Savannah, GA · On-site

$24 - $26/hr

Operate and monitor effluent treatment plant equipment, including pumps, valves, aerators, mixers, filtration systems, and related treatment equipment. * Monitor treatment processes to ensure ...

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Effluent Treatment Plant information

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$30.5K

$53K

$85.5K

How much do effluent treatment plant jobs pay per year?

As of Aug 30, 2026, the average yearly pay for effluent treatment plant in the United States is $52,962.00, according to ZipRecruiter salary data. Most workers in this role earn between $42,000.00 and $59,500.00 per year, depending on experience, location, and employer.

What is an effluent treatment plant?

An Effluent Treatment Plant (ETP) is a facility designed to treat industrial wastewater and remove contaminants before the water is discharged into the environment or reused. ETPs use a combination of physical, chemical, and biological processes to remove harmful substances such as suspended solids, organic matter, heavy metals, and toxic chemicals. These plants play a crucial role in minimizing environmental pollution and ensuring that industries comply with regulatory standards for wastewater disposal.

What are the key skills and qualifications needed to thrive as an effluent treatment plant operator?

To thrive as an Effluent Treatment Plant Operator, you need a solid understanding of wastewater treatment processes, environmental regulations, and a relevant technical diploma or certification in environmental engineering or a similar field. Familiarity with SCADA systems, chemical dosing equipment, and water quality testing instruments is typically required. Attention to detail, problem-solving abilities, and strong teamwork are crucial soft skills for this role. These competencies ensure the safe, efficient, and compliant operation of the plant, which is vital for environmental protection and regulatory adherence.

What are some common challenges faced by operators in an effluent treatment plant, and how can they be managed?

Effluent Treatment Plant (ETP) operators often encounter challenges such as fluctuating influent quality, maintaining consistent plant performance, and ensuring compliance with environmental regulations. Managing these challenges requires regular monitoring of water parameters, timely maintenance of equipment, and thorough record-keeping. Effective communication with maintenance and laboratory teams is essential to quickly address any operational issues, while ongoing training helps operators stay updated on best practices and regulatory changes.

What is the difference between Effluent Treatment Plant Operator vs Wastewater Treatment Plant Operator?

AspectEffluent Treatment Plant OperatorWastewater Treatment Plant Operator
CertificationsTypically requires a diploma or certification in environmental engineering or water treatmentSimilar certifications, often requiring a wastewater treatment license
Work EnvironmentOperates in industrial or manufacturing facilities managing effluent dischargeWorks mainly in municipal or urban wastewater treatment plants
Industry UsageCommon in industries like chemicals, pharmaceuticals, and manufacturingPrimarily in municipal water treatment facilities

Both roles involve managing water treatment processes, but Effluent Treatment Plant Operators focus on industrial effluent, while Wastewater Treatment Plant Operators handle municipal sewage. Understanding these differences helps in choosing the right career path or job search focus.

More about Effluent Treatment Plant jobs
Infographic showing various Effluent Treatment Plant job openings in the United States as of August 2026, with employment types broken down into 4% As Needed, 74% Full Time, 17% Part Time, and 5% Contract. Highlights an 96% Physical, 1% Hybrid, and 3% Remote job distribution, with an average salary of $52,962 per year, or $25.5 per hour.

Principal Engineer I

Freeport McMoRan

Phoenix, AZ • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 4 days ago


Freeport-McMoRan rating

8.2

Company rating: 8.2 out of 10

Based on 141 frontline employees who took The Breakroom Quiz

8th of 41 rated mining


Job description

Why You Should Apply for This Job  

At Freeport-McMoRan, we are committed to providing employment that recognizes excellence and encourages safe production, with a culture supported by our core values. Here, you'll find a collaborative environment where safety is a top priority. Apply Today!    

Where You Will Work 

Our global headquarters is in Phoenix, Arizona. Several hundred employees support our operations in finance, human resources, health and safety, information technology, planning, and more. Our flexible work program allows employees to work virtually as well as come together in person when needed at our Collaboration Hub in Phoenix and/or one of our site locations. Employees can work remotely from most states in the U.S., with the exception of California, Connecticut, Illinois, Kansas, Kentucky, Massachusetts, Michigan, New Hampshire, New York, North Carolina, Oklahoma and South Carolina. Additional states may be excluded from remote work based on business factors.Should the position shift to in-person (office/site) work in the future, the company will offer relocation benefits at that time, so long as the position meets the established eligibility for these benefits. 

What You'll Do

Serve as a technical leader and subject matter expert, providing guidance, mentorship, and engineering expertise to support site operations, capital projects, and complex technical challenges. Apply deep knowledge of effluent treatment systems to improve operational performance, project outcomes, and regulatory compliance, while driving the adoption of leading practices across the organization. Lead complex problem-solving initiatives by translating technical challenges into actionable solutions, leveraging advanced engineering principles, analytical tools, and innovative approaches to optimize effluent treatment processes and enhance overall business performance.

  • Review and evaluate effluent treatment plant operations, engineering projects, and complex technical issues, providing actionable recommendations that improve performance, reliability, compliance, and business outcomes.
  • Support the development and execution of long-term technical strategies by aligning engineering initiatives with organizational goals and operational priorities.
  • Build strong partnerships with environmental, maintenance, laboratory, operational, and external stakeholders to influence decision-making and drive effective execution across treatment processes and unit operations.
  • Provide advanced technical leadership for complex operational and engineering challenges, including performance monitoring, data analysis, risk identification, troubleshooting, root cause investigations, and the development of corrective actions and improvement plans.
  • Maintain expertise in emerging technologies, industry best practices, and regulatory developments by actively participating in professional networks, industry forums, and training programs, recommending innovative solutions to enhance operations.
  • Collaborate with site leadership and project teams to shape operational and project strategies, resolve technical issues, and ensure successful implementation of engineering standards and continuous improvement initiatives.
  • Lead continuous improvement efforts by developing, implementing, and auditing operational standards, best practices, and system enhancements that drive safety, efficiency, and operational excellence.
  • Identify opportunities to optimize effluent treatment operations and provide technical input into strategic planning, capital investment, and budgeting processes across the organization.
  • Mentor, coach, and develop technical and operational talent by sharing expertise, strengthening problem-solving capabilities, and promoting operating discipline and best practices in effluent treatment plant operations and maintenance.
  • Perform other duties as required.

 

 

What You Bring

  • Bachelor's degree in Engineering or related engineering discipline and seven (7) years of experience in related engineering field; OR
  • Master's degree in Engineering or related engineering discipline and five (5) years of experience in related engineering field; OR
  • PhD in Engineering or related engineering discipline and three (3) years of experience in related engineering field.
  • Advanced knowledge of the principles and practices of effluent treatment plants
  • Able to research and analyze information of considerable difficulty and draw valid conclusion
  • Ability to develop and maintain awareness of occupational hazards and safety precautions
  • Ability to communicate complex technical concepts clearly and effectively to both technical and non-technical stakeholders, both verbally and in writing

Preferred Qualifications

  • Experience working in commercial or industrial scale effluent treatment plants
  • Experience in multiple unit operations within effluent treatment plants including process stability, chemical dosing, solids handling, sludge management, reagent performance and understanding of discharge requirements.

What We Offer You 

The estimated annual pay range for this role is currently$112,000-$160,000. This range reflects base salary only and does not include bonus payments, benefits or retirement contributions. Actual base pay is determined by experience, qualifications, skills and other job-related factors. This role is eligible for additional incentive compensation considerations based on company and individual performance. Additionally, this position is currently eligible for annual long-term incentive consideration. Long-term incentives are contingent upon authorized approval under the terms and conditions of the Company's plan and award agreements. More details will be shared during the hiring process.

Click here to view a sample of Total Rewards Estimate for this role. 

  • Affordable medical, dental and vision benefits 
  • Company-paid life and disability insurance 
  • 401(k) plan with employer contribution/match 
  • Paid time off, paid sick time, holiday pay, parental leave 
  • Tuition Assistance 
  • Employee Assistance Program 
  • Discounted insurance plans for auto, home and pet 
  • Internal progression opportunities 
  • Learn more about our competitive and comprehensive benefits package! 

What We Require  

Freeport-McMoRan promotes a drug/alcohol-free work environment using mandatory pre-employment drug testing as allowed by applicable laws. 

Ability to travel domestically up to 20% and internationally up to 50% is required.

Equal Opportunity Employer 

Please be advised Freeport-McMoRan will never request payment for job-related expenses from applicants. If you receive any suspicious emails, please disregard them, and report the incident to HRSC@fmi.com. 


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