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 - $150K *

Drive innovative solutions in dam safety and water resources engineering, collaborating with multidisciplinary teams to deliver impactful projects across North America, enhancing infrastructure and fl...

3 days ago

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

$95K - $150K *

Grow your career with a dynamic team focused on dam safety and water resources. Contribute to high-profile projects across North America, collaborating with multidisciplinary teams to deliver innovati...

3 days ago

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

$95K - $150K *

Unlock your potential by joining a dynamic team to design and manage innovative water resource projects, ensuring safety and sustainability across diverse environments while collaborating with multidi...

3 days ago

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

$95K - $150K *

Lead the charge in innovative dam safety and water resource projects, collaborating with multidisciplinary teams to deliver impactful solutions for federal, state, and private clients across North Ame...

3 days ago

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

$95K - $150K *

Lead multidisciplinary teams in planning, design, and construction of dam safety and water resource projects. Contribute to high-profile initiatives across North America, ensuring compliance and innov...

3 days ago

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

$95K - $150K *

Empower our team by delivering innovative engineering solutions for dam safety, hydraulic structures, and water resource projects. Collaborate with multidisciplinary teams to enhance infrastructure ac...

3 days ago

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

$117K - $152K *

Drive innovative solutions in civil and water resources engineering, focusing on green stormwater infrastructure and urban drainage projects. Collaborate with multidisciplinary teams to deliver high-q...

1 week ago

  •   5 - 7 years exp.  •   Business Services

$117K - $152K *

Drive innovative water resource solutions by designing and managing complex municipal projects. Collaborate with multidisciplinary teams to enhance urban stormwater infrastructure and ensure regulator...

1 week ago

  •   5 - 7 years exp.  •   Business Services

$100K - $120K *

Unlock potential by leading heavy oil projects, mentoring engineers, and collaborating with multidisciplinary teams. Gain hands-on experience in fabrication while developing client relationships and e...

Airdrie, ABIn-Person

3 weeks ago

  •   5 - 7 years exp.  •   Energy & Utilities

$110K - $130K *

Champion growth in water resource engineering by leading projects, managing teams, and driving business development in Virginia. Collaborate with senior leadership to enhance market presence and deliv...

1 week ago

  •   11 - 15 years exp.  •   Enterprise Technology

$110K - $130K *

Join a team that's driving growth in water resource engineering. Lead projects, mentor staff, and enhance client relationships while expanding market presence in Virginia. Your expertise will shape in...

1 week ago

  •   11 - 15 years exp.  •   Enterprise Technology

$92K - $171K *

Lead the design and execution of municipal wastewater treatment projects. Mentor teams, innovate solutions, and collaborate with clients while ensuring compliance with regulations and delivering exemp...

Reposted 4 days ago

  •   5 - 7 years exp.  •   Technical Services

$98K - $110K *

Partner with us to enhance automotive processes through innovative tooling and quality control. Leverage your expertise in metal stamping and project management to drive excellence from concept to com...

Windsor, ONIn-Person

3 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$95K - $115K *

Lead the charge in managing municipal water and wastewater projects, overseeing design, planning, and execution while collaborating with multidisciplinary teams to ensure client satisfaction and proje...

2 days ago

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

$95K - $115K *

Elevate your career by enhancing manufacturing methods in chemical processing. Collaborate with cross-functional teams to ensure safety, efficiency, and quality across operations while driving process...

Reposted yesterday

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$95K - $115K *

Lead the charge in managing municipal water and wastewater projects, collaborating with multidisciplinary teams to deliver innovative solutions from concept to completion while ensuring client satisfa...

2 days ago

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

$95K - $115K *

Shape the future of municipal engineering by leading water and wastewater projects. Collaborate with multidisciplinary teams to deliver innovative solutions, ensuring client satisfaction from concept...

2 days ago

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

$110K - $160K *

Lead innovative water/wastewater projects, managing design, permitting, and client relations. Collaborate with a multidisciplinary team to ensure high-quality outcomes while mentoring junior staff and...

1 week ago

  •   Less than 5 years exp.  •   Technical Services

$67K - $92K *

Inspire innovation as you lead product design projects, ensuring customer satisfaction through effective project management and collaboration with cross-functional teams to deliver cutting-edge soluti...

4 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$140K - $220K *

Empower infrastructure innovation by supporting the Gateway Hudson Tunnel Project. Collaborate with a multidisciplinary team to enhance mobility and resiliency in the Northeast Corridor, making a last...

6 days ago

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

$72K - $103K *

Champion a dynamic team in manufacturing excellence, driving safety, quality, and efficiency. Lead process improvements and foster a culture of accountability while managing production schedules and t...

2 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$100K - $120K *

Join us to lead water resources projects, performing hydrologic analysis, design, and compliance. Collaborate with clients and stakeholders from concept to construction, ensuring successful project de...

2 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$85K - $100K *

Join a team that's dedicated to enhancing process engineering through data analysis and system ownership. Drive improvements in safety, quality, and productivity while managing key process models and...

1 week ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$88K - $105K *

Join a team that's dedicated to enhancing manufacturing processes through hands-on engineering. Collaborate with production teams to troubleshoot, implement improvements, and drive efficiency in a dyn...

1 week ago

  •   5 - 7 years exp.  •   Staffing

$115K - $147K *

Join a dynamic team to manage water/wastewater design projects, leveraging client relationships and technical expertise to deliver innovative solutions for municipal and private clients while ensuring...

2 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.