Process Engineer, Water/Wastewater Jobs

Find senior-level Process Engineer, Water/Wastewater opportunities on Ladders. These roles focus on designing, improving, and supporting the systems that treat drinking water and wastewater for communities, utilities, and industry. Explore vetted jobs with salaries of $100,000 or more, including positions in process design, treatment optimization, engineering, and technical leadership.

What Water and Wastewater Process Engineers Do

Water and wastewater process engineers develop and refine treatment processes to meet public health, environmental, operational, and regulatory requirements. Depending on the role, they may evaluate treatment technologies, develop process calculations and design criteria, review engineering plans, troubleshoot plant performance, and guide upgrades to existing facilities. They often work with multidisciplinary teams that include civil, mechanical, electrical, and environmental engineers, as well as operators, project managers, and clients.

Common Responsibilities and Specialties

Responsibilities can include designing or evaluating treatment trains, conducting process modeling, preparing technical reports and specifications, supporting pilot studies, and optimizing chemical, biological, or physical treatment operations. Specialists may work in drinking water treatment, industrial water reuse, desalination, biological wastewater treatment, nutrient removal, sludge processing, or advanced treatment. Senior positions may also involve project delivery, client relationships, mentoring, and technical reviews.

Skills and Qualifications Employers Seek

Employers commonly look for a degree in environmental, chemical, civil, or a related engineering discipline, along with experience in water or wastewater treatment. Relevant capabilities may include process design, hydraulic and mass-balance calculations, treatment modeling, regulatory knowledge, technical writing, and collaboration across engineering disciplines. A Professional Engineer (PE) license may be preferred or required for roles involving engineering oversight or approval; requirements vary by employer and location.

Explore Senior Water/Wastewater Engineering Careers

Use Ladders to explore vetted Process Engineer, Water/Wastewater jobs with compensation of $100,000 or more. Compare opportunities by specialization, seniority, and location, and find roles where your process engineering expertise can contribute to reliable water infrastructure and effective treatment systems.

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$160K - $180K *

Optimize project delivery by leading water and wastewater construction initiatives, ensuring adherence to budget and schedule while fostering client relationships and team performance across diverse m...

1 week ago

  •   5 - 7 years exp.  •   Real Estate & Construction

$112K - $154K *

Lead the charge in transformative land development projects, combining technical expertise and project leadership to deliver innovative solutions that shape communities and mentor future industry lead...

Thornhill, ONIn-Person

4 weeks ago

  •   5 - 7 years exp.  •   Technical Services

$100K - $150K *

Drive the expansion of water infrastructure projects in Upstate NY while managing multidisciplinary teams, delivering complex designs, and cultivating client relationships to grow market presence and...

Reposted 3 weeks ago

  •   11 - 15 years exp.  •   Enterprise Technology

$154K - $196K *

Join a team that's dedicated to environmental remediation, providing engineering support for groundwater and soil vapor systems. Collaborate on innovative solutions, ensuring compliance with regulatio...

1 week ago

  •   Less than 5 years exp.  •   Education, Government & Non-Profit

$154K - $196K *

Empower environmental solutions by providing engineering expertise in groundwater and soil vapor remediation. Collaborate on innovative designs, optimize systems, and ensure compliance with regulation...

2 weeks ago

  •   Less than 5 years exp.  •   Education, Government & Non-Profit

$80K - $95K *

Join a team that's redefining project engineering in wastewater treatment. Support critical projects through cost management, contract administration, and project controls, ensuring successful deliver...

1 week ago

  •   Less than 5 years exp.  •   Real Estate & Construction

$120K - $145K *

Join a team that's driving project success by managing multi-discipline engineering and construction activities. Leverage your expertise to ensure projects meet safety, efficiency, and regulatory stan...

1 month ago

  •   8 - 10 years exp.  •   Real Estate & Construction

$95K - $140K *

Lead a dynamic team focused on managing large-scale water filtration and treatment projects. Drive project success through effective bidding, execution, and customer relationship management while ensu...

Yesterday

  •   5 - 7 years exp.  •   Energy & Utilities

$95K - $140K *

Reimagine project management by leading large-scale water filtration and treatment initiatives. Drive success through effective bidding, execution, and customer relationship management while ensuring...

Yesterday

  •   5 - 7 years exp.  •   Energy & Utilities

$95K - $140K *

Lead the charge in managing large-scale water filtration projects, ensuring compliance with safety standards while fostering client relationships and providing technical support. Drive project success...

Yesterday

  •   5 - 7 years exp.  •   Energy & Utilities

$95K - $140K *

Take ownership of large-scale water filtration and treatment projects, ensuring compliance with safety standards. Collaborate with clients and teams to deliver effective environmental solutions while...

Yesterday

  •   5 - 7 years exp.  •   Energy & Utilities

$95K - $140K *

Lead the charge in managing large-scale water filtration projects, ensuring compliance with safety standards while developing client relationships and providing technical support. Drive project succes...

Yesterday

  •   5 - 7 years exp.  •   Energy & Utilities

$95K - $140K *

Optimize large-scale water filtration and treatment projects while ensuring safety and compliance. Collaborate with clients and manage proposals, cost estimates, and project execution in a dynamic env...

Yesterday

  •   5 - 7 years exp.  •   Energy & Utilities

$95K - $140K *

Manage and oversee large-scale water filtration and treatment projects, ensuring compliance with safety standards while developing client relationships and providing technical support throughout proje...

RemoteRemote

Yesterday

  •   5 - 7 years exp.  •   Energy & Utilities

$95K - $140K *

Unlock your potential as a Project Manager, leading large-scale water filtration and treatment projects. Collaborate with teams to ensure safety, manage proposals, and build customer relationships in...

Yesterday

  •   5 - 7 years exp.  •   Energy & Utilities

$147K - $202K *

Transform complex engineering challenges into innovative solutions. Lead projects, analyze data, and collaborate with teams to enhance product success while ensuring safety and compliance across multi...

2 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$95K - $110K *

Drive efficiency and innovation in juice manufacturing processes by analyzing production data, troubleshooting issues, and implementing improvements. Collaborate with cross-functional teams to enhance...

5 days ago

  •   Less than 5 years exp.  •   Food & Beverages

$90K - $120K *

Join a dynamic team to lead solid waste projects, preparing engineering designs and reports while gaining hands-on experience. Collaborate with professionals and contribute to sustainable engineering...

3 days ago

  •   Less than 5 years exp.  •   Technical Services

$80K - $95K *

Elevate your career by leading complex environmental projects, mentoring staff, and fostering client relationships in a dynamic natural resources practice across the Southeast. Drive strategic growth...

3 days ago

  •   5 - 7 years exp.  •   Technical Services

$85K - $100K *

Shape the future of urban stormwater management by leading innovative projects. Drive collaboration and exceptional service while mentoring your team through watershed planning, green infrastructure...

Reposted 2 days ago

  •   8 - 10 years exp.  •   Real Estate & Construction

$100K - $125K *

Engage your expertise to lead groundwater and water resources projects, focusing on SGMA planning, watershed resilience, and sustainable solutions. Collaborate with multidisciplinary teams to drive im...

2 weeks ago

  •   5 - 7 years exp.  •   Technical Services

$120K - $145K *

Design and integrate advanced waste treatment systems for semiconductor projects, guiding third-party engineers to ensure compliance and efficiency across multiple sites while enhancing environmental...

Today

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Elevate project success by developing HMI application software, configuring systems, and providing training. Collaborate with project teams to ensure timely delivery and adherence to standards while i...

6 days ago

  •   Less than 5 years exp.  •   Energy & Utilities

$117K - $171K *

Shape the future of engineering geology by leading field investigations, identifying geological hazards, and developing comprehensive reports. Collaborate with clients and teams to deliver innovative...

1 week ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$110K - $150K *

Lead the charge in designing and managing municipal water/wastewater projects, mentoring junior engineers, and ensuring high-quality delivery in a collaborative environment focused on infrastructure d...

Today

  •   5 - 7 years exp.  •   Real Estate & Construction

Frequently Asked Questions (FAQ)

  • What does a Process Engineer, Water/Wastewater do?question toggle

    A Process Engineer, Water/Wastewater designs, evaluates, and optimizes processes used to treat drinking water, wastewater, and industrial water. The work may include process calculations, technology selection, plant troubleshooting, design reviews, and support for facility upgrades.

  • What qualifications are commonly required for water and wastewater process engineer jobs?question toggle

    Employers typically seek an engineering degree in environmental, chemical, civil, or a related field, plus relevant treatment-process experience. Some senior roles prefer or require a PE license, depending on the responsibilities and jurisdiction.

  • Which specialties are available in water and wastewater process engineering?question toggle

    Specialties may include drinking water treatment, wastewater treatment, industrial water and reuse, desalination, biological processes, nutrient removal, advanced treatment, and sludge processing.

  • Do Process Engineer, Water/Wastewater jobs on Ladders pay $100,000 or more?question toggle

    Ladders focuses on vetted professional jobs paying $100,000 or more. Compensation for individual positions varies by employer, location, experience, and scope of responsibility.

  • What skills can help candidates stand out for senior water/wastewater process engineering roles?question toggle

    Experience with treatment design and optimization, process modeling, engineering calculations, regulatory requirements, technical documentation, and multidisciplinary project work can be valuable. Project leadership, client communication, and a PE license may also strengthen a candidate’s qualifications.