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Wastewater Process Engineer Jobs in Ohio (NOW HIRING)

HDR

Water / Wastewater Project Manager

Columbus, OH · On-site

... and wastewater facilities projects in Ohio. It is envisioned this candidate would have a mix of ... complex process engineering for both projects and proposals; collecting, assimilating, and ...

HDR

Water / Wastewater Project Manager

Columbus, OH · On-site

... and wastewater facilities projects in Ohio. It is envisioned this candidate would have a mix of ... complex process engineering for both projects and proposals; collecting, assimilating, and ...

HDR

Water / Wastewater Project Manager

Columbus, OH · On-site

... and wastewater facilities projects in Ohio. It is envisioned this candidate would have a mix of ... complex process engineering for both projects and proposals; collecting, assimilating, and ...

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All JobsWastewater Process Engineer JobsWastewater Process Engineer Jobs in Ohio

Wastewater Process Engineer information

See Ohio salary details

$47.1K

$87.5K

$135.5K

How much do wastewater process engineer jobs pay per year?

As of Aug 22, 2026, the average yearly pay for wastewater process engineer in Ohio is $87,481.00, according to ZipRecruiter salary data. Most workers in this role earn between $70,800.00 and $97,900.00 per year, depending on experience, location, and employer.

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 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 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.

What are popular job titles related to Wastewater Process Engineer jobs in Ohio?

For Wastewater Process Engineer jobs in Ohio, the most frequently searched job titles are:

What job categories do people searching Wastewater Process Engineer jobs in Ohio look for?

The top searched job categories for Wastewater Process Engineer jobs in Ohio are:

Wastewater Process Engineer jobs near you
Infographic showing various Wastewater Process Engineer job openings in Ohio as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, 2% Contract, and 1% Nights. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $87,481 per year, or $42.1 per hour.

Senior Project Engineer- Water/Wastewater Treatment

ms consultants, inc.

Youngstown, OH • On-site, Remote

Full-time

Re-posted 28 days ago

Job description

Senior Project Engineer - Water/Wastewater Treatment 
ms consultants, inc.
Any ms offices or remote within EST

Are you an experienced, creative, and motivated Engineer ready to make an impact or take the next step in your career? ms consultants is looking for someone like you to join our Water business unit, where you'll help deliver innovative solutions that provide clean water to communities. This position can be filled in one of our ms offices or remotely in the Eastern Standard Time Zone. In this role you will work with many different ms team members within the company doing design work on water and wastewater treatment plants, water distribution systems, sewer collection systems, and stormwater solutions.

Help us improve our communities, one drop at a time!

What You'll Do
  • Collect and review data, perform calculations, prepare contract documents as necessary to assist with the design,
  • Assist project team staff on preliminary and final design documents using AutoCAD Civil 3D and Revit.
  • Assist with preparation of preliminary engineering design reports or studies
  • Working on design projects involving treatment process and hydraulic analysis, equipment selection and layout for either water or wastewater treatment facilities.
  • Ensuring compliance with environmental regulations.
What You'll Bring

Education and Experience

  • Bachelor’s Degree in Civil Engineering or other relevant field.
  • Professional Engineering (PE) License preferred or obtain within 12 months of hire. 
  • Water/wastewater treatment experience

Knowledge and Skills

  • Experience using AutoCAD Civil 3D and Revit is preferred.
  • Experience with processing modeling software is preferred.
  • Familiarity with federal and state environmental rules and regulations.
  • Able to work both individually and in a collaborative, matrixed team environment.
  • Have exceptional critical thinking, problem-solving, and decision-making abilities.
  • Have excellent verbal and written communication skills. 
Why Choose ms consultants? 
We are proud to be an award-winning engineering, architecture, planning and environmental consulting firm, annually ranking within ENR’s Top 500 Design Firms. We partner with a variety of public and private clients and take pride in the many relationships we have formed by providing quality design solutions since 1963. We are dedicated to helping these clients achieve their goals through integrated, innovative solutions, and outstanding customer service.
 
As a member of the ms team, we consider your needs as a professional and as an individual outside of work. We offer a career path which provides opportunities for advancement at any level of your career and costs for licensure, certifications, and further education. To support yourself and your family, we offer a robust benefits package with options for health coverage, in addition to life insurance, disability, long-term care, and more. Our comprehensive 401(k) plan with company matching contributions sets you up for the future, from hire to retire. Wherever you are in your personal and professional journey, ms has you covered.
 
We know work-life balance is important and offer paid time off and flexible work schedules for when you need it, in addition to company paid holiday. Our focus on work-life balance also includes a hybrid work option, giving you the flexibility to work in the office and at home. We’re also able to offer full-time remote work for select position, depending on the role and work requirement.
 
Our Mission:  
By investing in our people, we create comprehensive solutions for communities and clients.
 
Our Vision:  
Our vision is to shape a better tomorrow.
 
Our Values:  
We are accountable. We foster collaboration. We stand for inclusion. We are committed to excellence. We are passionate about our work.
 
The ms Commitment to Diversity, Equity, & Inclusion
ms is a company that actively promotes anti-racist values and fosters an environment of diversity, equity, and inclusion. This means working together to speak out and take action against all forms of racism, bias, and discrimination, not only in our company but in our community and everyday lives. Read more about ms DEI here.
 
ms consultants, inc. is an Equal Opportunity/Affirmative Action employer. ms fully supports and maintains compliance with all state, federal, and local regulations. ms does not discriminate against applicants or employees on the basis of race, color, religion, sex (including gender identity, sexual orientation, and pregnancy), national origin, age (40 or older), disability, or genetic information.
 
We value your privacy. Any personal information you provide in connection with this job posting will be handled in accordance with our Privacy Policy and Terms & Conditions. By providing your contact information, you may receive text messages from ms consultants, inc regarding job opportunities and the hiring process. Message and data rates may apply. You can opt out at any time by replying STOP. To learn more, please visit  Privacy Policy and Terms and Conditions. 

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.