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Wastewater Process Engineer Jobs (NOW HIRING)

kennedyjc

Wastewater Process Engineer

Federal Way, WA · Hybrid

$88K - $147K/yr

Kennedy Jenks is seeking a motivated Wastewater Process Engineer to join our growing Wastewater Infrastructure team in Washington. This role focuses on wastewater treatment planning, design, and ...

kennedyjc

Wastewater Process Engineer

San Francisco, CA · Hybrid

$97K - $194K/yr

Kennedy Jenks is seeking a motivated Wastewater Process Engineer to join our growing Wastewater Infrastructure team in California. This role supports municipal wastewater treatment and infrastructure ...

kennedyjc

Wastewater Process Engineer

Seattle, WA · Hybrid

$88K - $147K/yr

Kennedy Jenks is seeking a motivated Wastewater Process Engineer to join our growing Wastewater Infrastructure team in Washington. This role focuses on wastewater treatment planning, design, and ...

kennedyjc

Wastewater Process Engineer

Monterey, CA · Hybrid

$88K - $176K/yr

Kennedy Jenks is seeking a motivated Wastewater Process Engineer to join our growing Wastewater Infrastructure team in California. This role supports municipal wastewater treatment and infrastructure ...

kennedyjc

Wastewater Process Engineer

Santa Clara, CA · Hybrid

$97K - $194K/yr

Kennedy Jenks is seeking a motivated Wastewater Process Engineer to join our growing Wastewater Infrastructure team in California. This role supports municipal wastewater treatment and infrastructure ...

kennedyjc

Wastewater Process Engineer

Rancho Cordova, CA · Hybrid

$84K/yr

Kennedy Jenks is seeking a motivated Wastewater Process Engineer to join our growing Wastewater Infrastructure team in California. This role supports municipal wastewater treatment and infrastructure ...

kennedyjc

Wastewater Process Engineer

Santa Rosa, CA · Hybrid

$84K/yr

Kennedy Jenks is seeking a motivated Wastewater Process Engineer to join our growing Wastewater Infrastructure team in California. This role supports municipal wastewater treatment and infrastructure ...

kennedyjc

Wastewater Process Engineer

Walnut Creek, CA · Hybrid

$97K - $194K/yr

Kennedy Jenks is seeking a motivated Wastewater Process Engineer to join our growing Wastewater Infrastructure team in California. This role supports municipal wastewater treatment and infrastructure ...

Kennedy Jenks

Wastewater Process Engineer

Federal Way, WA · On-site

$88K - $147K/yr

Kennedy Jenks is seeking a motivated Wastewater Process Engineer to join our growing Wastewater Infrastructure team in Washington. This role focuses on wastewater treatment planning, design, and ...

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Wastewater Process Engineer information

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$49.5K

$92K

$142.5K

How much do wastewater process engineer jobs pay per year?

As of Jul 28, 2026, the average yearly pay for wastewater process engineer in the United States is $92,018.00, according to ZipRecruiter salary data. Most workers in this role earn between $74,500.00 and $103,000.00 per year, depending on experience, location, and employer.

What are some common challenges Wastewater Process Engineers face when optimizing treatment processes?

Wastewater Process Engineers often encounter challenges such as adapting to fluctuations in influent quality, keeping up with evolving regulatory standards, and integrating new treatment technologies into existing systems. They must frequently balance treatment efficiency with operational costs, all while ensuring environmental compliance. Collaboration with operations staff, maintenance teams, and regulatory agencies is essential to troubleshoot issues and implement process improvements effectively.

What does a Wastewater Process Engineer do?

A Wastewater Process Engineer is responsible for designing, optimizing, and overseeing the systems and processes used to treat and manage wastewater. They ensure that wastewater treatment plants operate efficiently and comply with environmental regulations. Their work involves analyzing water samples, selecting treatment technologies, and troubleshooting issues in existing systems. Wastewater Process Engineers play a critical role in protecting public health and the environment by ensuring that water released from treatment plants is safe.

What are the key skills and qualifications needed to thrive as a Wastewater Process Engineer, and why are they important?

To thrive as a Wastewater Process Engineer, you need a solid background in chemical, civil, or environmental engineering, typically supported by a relevant engineering degree and sometimes a Professional Engineer (PE) license. Familiarity with process simulation software (such as AutoCAD or HAZOP), SCADA systems, and regulatory compliance tools is essential. Strong problem-solving, teamwork, and communication skills help you collaborate across disciplines and address complex treatment challenges. These skills ensure efficient plant operations, regulatory compliance, and the protection of public health and the environment.

What is the difference between Wastewater Process Engineer vs Environmental Engineer?

AspectWastewater Process EngineerEnvironmental Engineer
CredentialsBachelor's in Environmental, Chemical, or Civil Engineering; often requires PE licenseBachelor's in Environmental, Civil, or Chemical Engineering; often requires PE license
Work EnvironmentWastewater treatment plants, industrial facilities, consulting firmsEnvironmental consulting, government agencies, industrial sites
Industry UsagePrimarily in water treatment and municipal wastewater facilitiesBroader environmental sectors including air quality, waste management, and remediation

While both roles require similar engineering credentials and often work in related environments, Wastewater Process Engineers focus specifically on designing, operating, and optimizing wastewater treatment systems. Environmental Engineers have a broader scope, addressing various environmental issues beyond wastewater, such as air pollution and site remediation.

More about Wastewater Process Engineer jobs
What cities are hiring for Wastewater Process Engineer jobs? Cities with the most Wastewater Process Engineer job openings:
What states have the most Wastewater Process Engineer jobs? States with the most job openings for Wastewater Process Engineer jobs include:
What job categories do people searching Wastewater Process Engineer jobs look for? The top searched job categories for Wastewater Process Engineer jobs are:
Wastewater Process Engineer jobs near you
Infographic showing various Wastewater Process Engineer job openings in the United States as of July 2026, with employment types broken down into 1% Locum Tenens, 95% Full Time, 1% Part Time, and 3% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $92,018 per year, or $44.2 per hour.

Wastewater Process Engineer

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Tucson, AZ • On-site

Full-time

Posted 25 days ago

Job description

SUMMARY: The Wastewater Process Engineer is responsible for overseeing the operation, optimization, monitoring, and continuous improvement of the company's wastewater treatment system. This role is critical to ensuring environmental compliance, operational reliability, and process stability within a highly automated biological wastewater treatment environment.

The Wastewater Process Engineer will provide technical leadership during commissioning, startup, and ongoing operation of the wastewater treatment plant. The role will establish process control strategies, develop operating procedures, analyze process performance, and lead troubleshooting activities to ensure all discharge requirements and environmental standards are consistently achieved.

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