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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$190K - $242K *

Lead a dynamic team in delivering multi-billion-dollar capital projects, ensuring strategic alignment and risk-informed execution across diverse units. Drive innovation and continuous improvement whil...

3 weeks ago

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

$125K - $155K *

Oversee construction inspections for medium to large water/wastewater projects, ensuring compliance with plans and safety standards while coordinating with contractors and the public to facilitate ope...

3 weeks ago

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

$125K - $155K *

Shape the future of water infrastructure by inspecting large-scale projects, ensuring compliance with standards, and facilitating smooth construction operations across Southern California...

4 weeks ago

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

$125K - $155K *

Join a dynamic team as a Construction Inspector, overseeing water/wastewater projects. Ensure compliance, track contractor activities, and maintain safety standards while collaborating with stakeholde...

4 weeks ago

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

$125K - $155K *

Lead the charge in ensuring compliance and quality on water/wastewater projects, overseeing contractor activities, and maintaining safety standards while collaborating with stakeholders to facilitate...

4 weeks ago

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

$125K - $155K *

Drive project success by inspecting water/wastewater construction sites, ensuring compliance with plans and safety standards while coordinating with contractors and stakeholders to facilitate operatio...

4 weeks ago

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

$125K - $155K *

Transform infrastructure by inspecting water/wastewater projects, ensuring compliance and safety. Collaborate with contractors and track daily activities to uphold project standards across Southern Ca...

4 weeks ago

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

$125K - $155K *

Champion quality assurance in construction by inspecting water/wastewater projects, ensuring compliance with plans and safety standards while coordinating with contractors and stakeholders to facilita...

4 weeks ago

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

$87K - $111K *

Lead and supervise operations at the wastewater treatment plant, ensuring compliance with regulations while managing staff and maintenance activities. Collaborate with teams to enhance system efficien...

2 weeks ago

  •   5 - 7 years exp.  •   Education, Government & Non-Profit

$116K - $156K *

Drive engineering excellence by leading utility infrastructure programs, ensuring reliable and sustainable systems. Collaborate with teams to manage projects, develop staff, and address complex engine...

Today

  •   8 - 10 years exp.  •   Education, Government & Non-Profit

$130K - $160K *

Lead the transformation of enterprise business processes to enhance efficiency and effectiveness. Collaborate with stakeholders to architect solutions that drive operational excellence across the orga...

United StatesRemote

Reposted 2 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$88K - $105K *

Transform your career by leading process engineering initiatives that enhance production efficiency and safety. Collaborate with teams to optimize workflows and drive continuous improvement in a dynam...

Today

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$145K - $180K *

Drive impactful groundwater modeling and hydrogeologic projects across North America. Leverage your expertise to mentor teams, evaluate complex models, and contribute to innovative solutions in mining...

Toronto, ONIn-Person

4 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$149K - $259K *

Champion environmental remediation projects by leading investigations, managing teams, and driving client relationships. Collaborate with multidisciplinary experts to deliver innovative solutions and...

2 weeks ago

  •   8 - 10 years exp.  •   Business Services

$142K - $247K *

Champion environmental solutions by leading complex remediation projects. Collaborate with multidisciplinary teams, mentor early career staff, and drive business development while ensuring client sati...

2 weeks ago

  •   8 - 10 years exp.  •   Business Services

$142K - $247K *

Lead the charge in complex environmental remediation projects, driving technical excellence and client relationships while mentoring early career staff and contributing to business development efforts...

2 weeks ago

  •   8 - 10 years exp.  •   Business Services

$149K - $259K *

Join our team to lead complex environmental remediation projects, mentor staff, and drive business development. You'll manage investigations, cleanup actions, and collaborate with multidisciplinary te...

2 weeks ago

  •   8 - 10 years exp.  •   Business Services

$135K - $236K *

Join a team that's tackling complex environmental projects, leading investigations and remediation efforts while mentoring staff and driving business development in a collaborative environment focused...

2 weeks ago

  •   8 - 10 years exp.  •   Business Services

$110K - $130K *

Drive impactful environmental remediation projects by leading investigations, managing teams, and fostering client relationships. Leverage your expertise to enhance project delivery and contribute to...

2 weeks ago

  •   8 - 10 years exp.  •   Business Services

$110K - $130K *

Shape the future of production engineering by leading a team of talented engineers. Oversee site operations, ensure safety, and drive initiatives for process improvement in a dynamic environment where...

Reposted 4 days ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Join a team that's dedicated to optimizing production processes and leading engineering initiatives. Drive team performance and collaborate cross-functionally to enhance plant operations in a dynamic...

Reposted 4 days ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$88K - $146K *

Elevate product and process optimization by leading technical support initiatives, ensuring adherence to standards, and leveraging data insights to drive continuous improvement and maximize customer v...

6 days ago

  •   Less than 5 years exp.  •   Pharmaceuticals & Biotech

$80K - $95K *

Unlock potential by optimizing EV battery production processes to enhance safety, quality, and sustainability. Collaborate across teams to implement improvements and drive continuous development in ma...

1 week ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$80K - $110K *

Unlock your potential as you lead water treatment projects for data centers. Collaborate with engineers and contractors, ensuring successful project execution while enjoying competitive compensation a...

3 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

$80K - $110K *

Drive innovative water treatment projects for data centers, managing complex construction initiatives from start to finish. Collaborate with engineers and contractors to ensure successful project deli...

3 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

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.