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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$95K - $109K *

Elevate your career by tackling complex water resources challenges. Join a dynamic team to design and deliver innovative solutions for stormwater management, floodplain mapping, and hydrologic analyse...

2 weeks ago

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

$110K - $225K *

Join us to lead field operations in delivering exceptional infrastructure projects. You'll oversee compliance, safety, and quality while mentoring teams and managing logistics to ensure timely project...

Today

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

$110K - $225K *

Lead field operations to ensure timely, high-quality project delivery while fostering a culture of safety and excellence. Collaborate with teams and stakeholders to manage logistics, schedules, and co...

Today

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

$95K - $115K *

Lead field operations to ensure timely, high-quality project delivery while fostering a culture of safety and excellence. Manage logistics, mentor teams, and cultivate stakeholder relationships to exc...

Today

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

$88K - $105K *

Elevate your career by leading field operations in large-scale infrastructure projects. Drive safety, quality, and efficiency while mentoring teams and managing logistics to deliver exceptional result...

Today

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

$95K - $115K *

Unlock potential by leading field operations to deliver high-quality infrastructure projects. Oversee compliance, safety, and logistics while mentoring teams and cultivating stakeholder relationships...

2 weeks ago

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

$99K - $113K *

Lead impactful water resources engineering projects, mentoring junior staff while enhancing infrastructure across multiple regions. Collaborate with clients and design teams to deliver quality solutio...

Yesterday

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

$99K - $113K *

Lead the charge in innovative water resources engineering projects, managing design services for transportation improvements while mentoring junior staff and collaborating with clients to enhance nati...

Yesterday

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

$95K - $109K *

Lead the charge in innovative water resources projects, tackling stormwater management, floodplain mapping, and hydraulic analyses. Collaborate with multidisciplinary teams to deliver effective soluti...

2 weeks ago

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

$95K - $109K *

Join our team to tackle complex water resources challenges, enhancing stormwater management and floodplain mapping. Collaborate with multidisciplinary teams to deliver innovative solutions for public...

2 weeks ago

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

$75K - $120K *

Drive project success by leading heavy construction initiatives, managing teams, and ensuring financial performance while adhering to safety and quality standards. Collaborate with stakeholders to del...

3 weeks ago

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

$80K - $95K *

Unlock your potential as you monitor and optimize production processes, ensuring quality and efficiency. Collaborate with cross-functional teams to implement controls and drive continuous improvement...

Yesterday

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$142K - $249K *

Elevate your career by leading municipal water and wastewater projects. Collaborate with multidisciplinary teams, manage client relationships, and ensure project success from planning to execution whi...

Vancouver, BCIn-Person

Yesterday

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

$142K - $249K *

Transform your career by leading municipal water and wastewater projects. Drive project success through effective client communication, technical expertise, and team leadership while ensuring quality...

Burnaby, BCIn-Person

Yesterday

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

$80K - $100K *

Empower our team to enhance manufacturing processes, optimize efficiency, and drive quality improvements while collaborating across departments to solve challenges and implement innovative solutions f...

5 days ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Empower operational excellence by optimizing production processes and ensuring quality. Collaborate with cross-functional teams to implement controls, analyze data, and drive continuous improvement in...

Yesterday

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$120K - $140K *

Shape and lead environmental compliance initiatives, ensuring adherence to regulations while fostering sustainability across operations. Collaborate with cross-functional teams to enhance environmenta...

1 week ago

  •   5 - 7 years exp.  •   Food & Beverages

$80K - $95K *

Engineer innovative civil designs for utility-scale solar and battery projects. Collaborate with multidisciplinary teams to create site layouts, grading, and drainage plans, ensuring compliance and ef...

United StatesRemote

1 week ago

  •   Less than 5 years exp.  •   Energy & Utilities

$80K - $95K *

Join a dynamic team to develop innovative geochemical solutions for mine closure. Collaborate with experts, analyze data, and mentor junior staff while fostering client relationships to drive sustaina...

Calgary, ABIn-Person

Today

  •   5 - 7 years exp.  •   Technical Services

$140K - $190K *

Join a team that's dedicated to delivering sustainable engineering solutions. As a Senior Hydrotechnical Engineer, you'll conduct assessments, perform hydraulic designs, and collaborate on large-scale...

5 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$140K - $190K *

Unlock potential by leveraging your hydrotechnical expertise to deliver sustainable engineering solutions. Collaborate on diverse hydropower projects, ensuring compliance and excellence in hydraulic d...

5 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$140K - $190K *

Lead the charge in delivering sustainable hydrotechnical solutions, conducting assessments, and collaborating on multimillion-dollar projects while ensuring compliance with industry standards and regu...

5 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$140K - $190K *

Drive innovative hydrotechnical engineering solutions, conducting assessments and designs for hydropower projects. Collaborate with multidisciplinary teams to ensure compliance and deliver high-qualit...

5 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$140K - $190K *

Drive innovative hydrotechnical solutions by leveraging expertise in hydraulic design and modeling. Collaborate with multidisciplinary teams on large-scale projects, ensuring compliance and delivering...

5 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Empower interdisciplinary teams to develop innovative geochemical solutions for mine closure, ensuring environmental sustainability and stakeholder collaboration through expert analysis and technical...

Cranbrook, BCIn-Person

Today

  •   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.