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 - $110K *

Innovate within our engineering team by designing cutting-edge water treatment systems. Collaborate with stakeholders on multiple projects, ensuring technical excellence while enhancing environmental...

Reposted 4 days ago

  •   Less than 5 years exp.  •   Energy & Utilities

$100K - $150K *

Innovate operational efficiency by developing automation systems and processes. Collaborate across teams to enhance product velocity and streamline workflows, ensuring high-impact solutions in a fast...

4 weeks ago

  •   Less than 5 years exp.  •   Aerospace & Defense

$95K - $115K *

Join a team that's shaping the future of water infrastructure by managing projects through planning, design, and construction phases, focusing on pump stations and pipelines to enhance community resou...

2 weeks ago

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

$85K - $100K *

Unlock potential by leading municipal water and wastewater projects from planning to construction, fostering long-term client relationships while ensuring technical excellence and community impact...

1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Lead municipal water and wastewater projects from planning to construction, fostering long-term client relationships while ensuring technical excellence and community impact...

1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$80K - $100K *

Join a team that's dedicated to delivering innovative infrastructure solutions. Collaborate on diverse projects, providing essential support in planning, design, and construction management while ensu...

6 days ago

  •   Less than 5 years exp.  •   Technical Services

$80K - $100K *

Drive your career with impactful infrastructure projects, collaborating on design, planning, and construction oversight. Engage with diverse teams to enhance community development and ensure project s...

1 week ago

  •   Less than 5 years exp.  •   Technical Services

$88K - $105K *

Lead the charge in executing impactful water and wastewater treatment projects. Drive quality, profitability, and client satisfaction while managing schedules and budgets. Collaborate with teams to fo...

1 week ago

  •   5 - 7 years exp.  •   Technical Services

$124K - $171K *

Join a dynamic team to design and optimize manufacturing processes in semiconductor technologies. Collaborate with R&D, analyze data, and troubleshoot engineering issues while implementing innovative...

6 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$95K - $115K *

Drive your career with a role focused on developing and managing maintenance plans, budgets, and asset preservation strategies while overseeing operations and project staff to enhance facility perform...

5 days ago

  •   Less than 5 years exp.  •   Energy & Utilities

$116K - $175K *

Elevate your career by applying advanced engineering techniques to design and coordinate mechanical systems for energy and infrastructure projects, ensuring compliance and efficiency while collaborati...

4 weeks ago

  •   5 - 7 years exp.  •   Energy & Utilities

$105K - $158K *

Drive innovative mechanical designs for energy and infrastructure projects. Lead project segments, ensuring compliance and efficiency while collaborating with multidisciplinary teams to deliver high-p...

4 weeks ago

  •   5 - 7 years exp.  •   Energy & Utilities

$85K - $100K *

Lead the charge in executing midstream oil & gas projects, ensuring engineering deliverables meet quality and regulatory standards while collaborating across disciplines and supporting project manager...

1 month ago

  •   Less than 5 years exp.  •   Energy & Utilities

$80K - $95K *

Drive innovative coastal engineering solutions for large-scale water and wastewater infrastructure projects. Collaborate with diverse teams to enhance climate resilience and manage complex client need...

Reposted 3 days ago

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

$146K - $311K *

Lead the charge in advancing surface treatment technologies, managing supplier relationships, and driving quality improvements. Collaborate with cross-functional teams to enhance production efficiency...

Today

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$95K - $115K *

Champion impactful engineering solutions by leading wastewater projects. Drive design, manage budgets, and enhance client relationships while supporting business growth. Join a collaborative team dedi...

6 days ago

  •   8 - 10 years exp.  •   Technical Services

$127K - $157K *

Advance your career by managing diverse water resources projects, ensuring design excellence and client satisfaction while collaborating with multi-disciplinary teams to meet deadlines and budgets...

Reposted 2 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$127K - $157K *

Innovate the future of water resources by managing diverse projects that exceed client expectations. Collaborate with teams to deliver high-quality engineering solutions within budget and timeline whi...

Reposted 2 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$127K - $157K *

Manage and oversee complex engineering projects, ensuring timely delivery, scope adherence, and budget compliance while fostering client relationships and team collaboration for optimal outcomes in wa...

Reposted 2 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$127K - $157K *

Join a team that's dedicated to innovative water resource projects, managing multi-disciplinary teams and ensuring excellence in design. Develop client relationships while delivering on time and withi...

Reposted 2 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$80K - $95K *

Transform the future of engineered projects by leading technical execution across mechanical and electrical systems. Collaborate with multidisciplinary teams to ensure quality, safety, and customer sa...

1 week ago

  •   Less than 5 years exp.  •   Energy & Utilities

$110K - $130K *

Unlock potential by leading a dynamic environmental team, managing diverse projects, and driving business growth while ensuring exceptional client service and regulatory compliance in a collaborative...

1 week ago

  •   8 - 10 years exp.  •   Technical Services

$80K - $95K *

Optimize energy-efficient building solutions by designing innovative piping and plumbing systems for diverse facilities, leveraging technical expertise and collaboration to enhance client outcomes and...

6 days ago

  •   Less than 5 years exp.  •   Business Services

$85K - $102K *

Take ownership of designing innovative site solutions for complex developments, leveraging your expertise in civil engineering to deliver high-quality projects on time, while mentoring junior staff an...

Reposted yesterday

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$126K - $161K *

Lead the charge in innovative stormwater engineering projects, managing a team to design and implement drainage solutions for diverse transportation infrastructure across the southeast, while fosterin...

3 weeks ago

  •   8 - 10 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.