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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$145K - $190K *

Unlock potential by leading environmental assessments and projects, mentoring a talented team, and fostering client relationships. Drive innovation and make a positive impact in a supportive environme...

Yesterday

  •   8 - 10 years exp.  •   Technical Services

$150K - $225K *

Transform your career by leading multi-discipline water/wastewater projects. Drive growth, mentor teams, and build client relationships while enjoying autonomy and the potential for ownership in a thr...

1 week ago

  •   11 - 15 years exp.  •   Technical Services

$95K - $115K *

Innovate hydraulic systems by designing, testing, and optimizing components. Collaborate with cross-functional teams to enhance performance and ensure compliance with industry standards while mentorin...

3 weeks ago

  •   5 - 7 years exp.  •   Aerospace & Defense

$85K - $100K *

Join a dynamic team to lead capital projects and drive continuous improvement initiatives, ensuring successful execution from conception to implementation while collaborating across functions to enhan...

3 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

$95K - $115K *

Drive infrastructure stability by maintaining and enhancing global platforms, ensuring performance, security, and resilience across on-premises and cloud environments. Collaborate on projects and join...

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Business Services

$95K - $115K *

Transform global infrastructure stability by providing hands-on support for servers, networks, cloud environments, and disaster recovery solutions while driving modernisation and standardisation effor...

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Business Services

$95K - $115K *

Lead the charge in optimizing global infrastructure by providing technical expertise in cloud and on-premise environments. Develop, maintain, and secure server, storage, and network systems to ensure...

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Business Services

$95K - $115K *

Lead the charge in maintaining and enhancing a robust global infrastructure platform, ensuring high availability and performance across cloud and on-prem environments. Contribute your technical expert...

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Business Services

$90K - $120K *

Join a team that's shaping the future of geotechnical engineering by leading innovative projects in earth structures and foundations. Collaborate with multi-discipline teams to ensure safe infrastruct...

4 weeks ago

  •   5 - 7 years exp.  •   Technical Services

$134K - $201K *

Lead the charge in designing and delivering complex mechanical systems for energy and infrastructure projects, ensuring compliance and efficiency while mentoring junior engineers and managing multidis...

2 weeks ago

  •   8 - 10 years exp.  •   Energy & Utilities

$73K - $117K *

Unlock your potential as you support the design and delivery of vital water infrastructure projects, gaining hands-on experience in engineering design, project coordination, and construction support w...

2 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

$158K - $178K *

Optimize equipment reliability and maintenance models by collaborating with engineering teams. Drive process improvements through data analysis and engineering solutions, enhancing productivity and ef...

2 days ago

  •   15+ years exp.  •   Consumer Technology

$139K - $205K *

Join a team that's dedicated to delivering high-quality engineering solutions across oil, gas, and chemical projects. Manage and mentor engineers while ensuring compliance, efficiency, and safety in p...

1 week ago

  •   11 - 15 years exp.  •   Real Estate & Construction

$110K - $130K *

Accelerate your career with a pivotal role in large-scale capital projects, ensuring technical excellence and project integrity. Collaborate across disciplines to drive success while managing scope, s...

Edmonton, ABIn-Person

1 week ago

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

$153K - $203K *

Shape the future of large-scale capital projects by serving as the technical backbone, ensuring seamless communication across engineering teams while maintaining quality, budget, and schedule adherenc...

Vancouver, BCIn-Person

Reposted 1 week ago

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

$80K - $95K *

Join a team that's shaping the future of water resources! Leverage your engineering expertise to collaborate on diverse projects, enhance community infrastructure, and build lasting professional relat...

1 week ago

  •   Less than 5 years exp.  •   Technical Services

$83K - $104K *

Engage in civil engineering for utility systems, overseeing development projects, ensuring compliance, and coordinating with stakeholders. Drive project success through inspections, planning, and effe...

4 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

$95K - $115K *

Lead civil engineering design efforts for complex projects, providing technical oversight and client solutions. Collaborate with teams to deliver resilient infrastructure while mentoring staff and ens...

1 week ago

  •   5 - 7 years exp.  •   Technical Services

$119K - $175K *

Deliver high-quality civil engineering solutions for diverse projects, providing technical leadership and mentoring while ensuring compliance with safety, quality, and budget objectives across multidi...

1 week ago

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

$125K - $200K *

Elevate your career by leading sustainable municipal water/wastewater projects. Collaborate with diverse teams to deliver innovative solutions while managing client relationships and driving business...

6 days ago

  •   11 - 15 years exp.  •   Manufacturing & Automotive

$150K - $190K *

Join a team that's dedicated to fostering strategic client partnerships in environmental consulting. Leverage your expertise to drive business development, manage client relationships, and ensure proj...

4 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$120K - $145K *

Advance your career by driving innovative process engineering solutions in semiconductor technology. Collaborate with cross-functional teams to enhance production efficiency and contribute to groundbr...

3 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Drive continuous improvement in fabrication processes by optimizing CNC programming and engineering solutions. Collaborate with teams to enhance safety, quality, and productivity while managing projec...

Lethbridge, ABIn-Person

1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$104K - $231K *

Empower innovation in semiconductor metrology by developing advanced 3D characterization methodologies. Collaborate with cross-functional teams to enhance metrology solutions, driving performance impr...

3 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$85K *

Join a team that's redefining civil engineering through innovative solutions, focusing on sustainable practices across diverse projects while contributing to the development of resilient communities i...

Reposted 4 days ago

  •   5 - 7 years exp.  •   Technical Services

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.