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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$80K - $95K *

Unlock potential by driving innovative stormwater management solutions. Lead hydrologic and hydraulic modeling efforts for diverse municipal and transportation projects while collaborating with cross...

Reposted 1 week ago

  •   5 - 7 years exp.  •   Technical Services

$80K - $95K *

Join a team that's dedicated to sustainable water resource management. In this role, you'll leverage stormwater management expertise to drive innovative solutions for transportation and site developme...

Reposted 1 week ago

  •   5 - 7 years exp.  •   Technical Services

$80K - $95K *

Transform your career by leading innovative water resource solutions in transportation and site development. Utilize your stormwater management expertise in a collaborative and impact-driven environme...

Reposted 1 week ago

  •   5 - 7 years exp.  •   Technical Services

$80K - $100K *

Join our dynamic team to support electrical design for specialized systems, enhancing your skills through mentorship. Contribute to innovative solutions addressing environmental challenges across the...

Richmond, BCIn-Person

1 week ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$91K - $156K *

Drive process engineering excellence in polymer manufacturing, ensuring safe, reliable, and optimized production. Collaborate with cross-functional teams to enhance product quality and operational eff...

3 weeks ago

  •   Less than 5 years exp.  •   Business Services

$80K - $95K *

Optimize project management processes by coordinating schedules, contracts, and deliverables. Collaborate with engineers and clients to ensure timely execution of water/wastewater projects while maint...

Yesterday

  •   Less than 5 years exp.  •   Technical Services

$145K - $180K *

Drive impactful hydrogeology projects across North America, leveraging your expertise in groundwater hydrology, contaminant modeling, and field investigations to support mining and environmental initi...

Toronto, ONIn-Person

4 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$81K - $95K *

Lead the charge in driving operational excellence and continuous improvement by enhancing equipment reliability, advancing digital tools, and developing team capabilities across functions to achieve s...

Yesterday

  •   Less than 5 years exp.  •   Food & Beverages

$120K - $140K *

Transform manufacturing processes for innovative cable and connector products. Collaborate with cross-functional teams to design, implement, and optimize production strategies, ensuring efficiency and...

4 days ago

  •   8 - 10 years exp.  •   Energy & Utilities

$130K - $180K *

Join a team that's driving innovation in process engineering. Lead capital projects, optimize production processes, and collaborate across teams to enhance site competitiveness and operational efficie...

3 weeks ago

  •   8 - 10 years exp.  •   Energy & Utilities

$85K - $100K *

Join a team that's dedicated to delivering innovative water and wastewater solutions. You'll manage project execution, coordinate teams, and support client relationships, making a tangible impact on m...

Kitchener, ONIn-Person

Yesterday

  •   5 - 7 years exp.  •   Technical Services

$110K - $130K *

Champion your career by leading engineering services for municipal utility districts. Oversee critical infrastructure projects, manage client relationships, and provide strategic guidance to enhance c...

1 week ago

  •   11 - 15 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Shape the future of municipal infrastructure by leading engineering services for utility districts. Collaborate with stakeholders, manage projects, and provide strategic guidance to enhance community...

1 week ago

  •   11 - 15 years exp.  •   Manufacturing & Automotive

$90K - $110K *

Contribute to innovative civil engineering projects by applying standard techniques and collaborating with teams on drainage and stormwater quality solutions for land development...

4 weeks ago

  •   Less than 5 years exp.  •   Technical Services

$90K - $110K *

Lead multi-disciplinary teams in delivering complex water/wastewater projects. Utilize your technical expertise to manage project scopes, schedules, and budgets while ensuring client satisfaction and...

4 weeks ago

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

$80K - $95K *

Unlock your potential as a Project Manager, leading multi-disciplinary teams in delivering complex water/wastewater projects. Drive client satisfaction and project success from inception to completion...

4 weeks ago

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

$95K - $115K *

Join us to lead, design, and manage innovative hydropower projects, leveraging your expertise in engineering to enhance systems from concept to completion while ensuring compliance and quality standar...

Reposted 1 week ago

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

$120K - $201K *

Unlock potential by leading hydropower projects from design to completion, overseeing complex systems like hydro turbines and dams. Engage in client collaborations and provide technical guidance to dr...

Reposted 2 weeks ago

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

$120K - $165K *

Unlock your potential by leading a dynamic team in water resources management. Oversee project delivery, mentor staff, and enhance design standards while fostering client relationships in a collaborat...

1 week ago

  •   11 - 15 years exp.  •   Manufacturing & Automotive

$120K - $165K *

Join a dynamic team to lead water resources projects, manage staff, and enhance client relationships. Utilize your expertise in stormwater drainage and mentoring to deliver high-quality solutions whil...

1 week ago

  •   11 - 15 years exp.  •   Manufacturing & Automotive

$120K - $165K *

Drive the future of water resources management by leading projects, mentoring staff, and optimizing processes. Collaborate across disciplines to deliver high-quality solutions while maintaining strong...

1 week ago

  •   11 - 15 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Join a team that's specializing in stormwater management and engineering solutions. Lead technical oversight, mentor staff, and drive innovation while ensuring compliance with various regulations in r...

Reposted 3 days ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Lead the charge in stormwater management by providing technical expertise and quality assurance for renewable energy projects, mentoring staff, and aligning strategies with organizational objectives t...

Reposted 3 days ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$106K - $198K *

Champion the design and analysis of water and wastewater pipelines, overseeing complex infrastructure projects while mentoring teams and ensuring compliance with industry standards and regulations...

Reposted 4 days ago

  •   8 - 10 years exp.  •   Technical Services

$100K - $120K *

Lead the charge in preconstruction activities for large water projects, overseeing budgeting, scheduling, and subcontractor management. Collaborate with teams to ensure successful project execution an...

3 weeks ago

  •   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.