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 *

Champion innovative solutions in industrial process engineering, collaborating across teams to enhance project execution and business development. Drive safety, efficiency, and client satisfaction thr...

Reposted 2 days ago

  •   5 - 7 years exp.  •   Technical Services

$80K - $95K *

Empower our team by leading complex engineering design tasks in water and industrial processes. Collaborate with diverse professionals to enhance project execution and business development, ensuring s...

Reposted 2 days ago

  •   5 - 7 years exp.  •   Technical Services

$80K - $95K *

Unlock potential by leveraging your engineering expertise to drive innovative solutions in industrial water processes. Collaborate across teams to enhance project outcomes and foster client relationsh...

Reposted 2 days ago

  •   5 - 7 years exp.  •   Technical Services

$80K - $95K *

Join a team that's dedicated to optimizing industrial water processes. Leverage your engineering expertise to drive project success across diverse applications while collaborating with professionals t...

Reposted 2 days ago

  •   5 - 7 years exp.  •   Technical Services

$80K - $95K *

Lead the charge in innovative process engineering for diverse water and industrial projects. Collaborate with multidisciplinary teams to enhance client relationships and drive business development whi...

2 days ago

  •   5 - 7 years exp.  •   Technical Services

$80K - $95K *

Drive innovation by leveraging your expertise in industrial processes to enhance project execution and client relationships. Collaborate across disciplines to deliver effective solutions in water and...

3 days ago

  •   5 - 7 years exp.  •   Technical Services

$115K - $125K *

Engage in technical leadership and project management in water/wastewater design, collaborating with teams to deliver cutting-edge infrastructure solutions while mentoring talent and driving client pa...

Reposted 1 week ago

  •   8 - 10 years exp.  •   Enterprise Technology

$110K - $130K *

Lead and design innovative water and wastewater treatment systems for diverse industrial clients. Utilize advanced engineering techniques to tackle complex challenges while supervising junior engineer...

Reposted 3 days ago

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

$85K - $105K *

Lead process optimization initiatives for centrifugal equipment, enhancing production capabilities and quality standards. Collaborate with sales and R&D teams to develop innovative solutions while ens...

2 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Transform water treatment systems by designing innovative solutions for diverse applications. Collaborate with teams to ensure compliance and efficiency while thriving in a fast-paced environment that...

1 week ago

  •   5 - 7 years exp.  •   Energy & Utilities

$95K - $115K *

Transform municipal wastewater infrastructure by leading design and delivery of innovative projects. Collaborate with multidisciplinary teams to enhance community impact through effective engineering...

2 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$75K - $125K *

Empower innovation in wastewater treatment by applying advanced engineering techniques. Collaborate on diverse projects, tackling complex challenges while driving growth in a dynamic environment focus...

Reposted 1 week ago

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

$80K - $95K *

Transform municipal water and wastewater treatment through innovative engineering solutions. Collaborate with multidisciplinary teams to design, evaluate, and optimize treatment facilities, ensuring c...

2 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Join a dynamic team as you lead the planning and design of water/wastewater treatment facilities. Drive innovative engineering solutions, mentor junior engineers, and engage with clients to enhance cr...

2 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Join a dynamic team as you lead innovative water/wastewater process design projects. Utilize your engineering expertise to develop sustainable solutions, collaborate with multidisciplinary teams, and...

1 week ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Elevate your career by applying advanced engineering principles to design innovative water and wastewater treatment solutions. Collaborate with multidisciplinary teams to deliver sustainable, complian...

1 week ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Champion innovative solutions in water/wastewater engineering, leading design and analysis for treatment facilities. Collaborate with multidisciplinary teams to ensure compliance and enhance system pe...

1 week ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Grow your career by leading innovative water/wastewater design projects. Collaborate with multidisciplinary teams to develop sustainable solutions, ensuring compliance and quality in municipal and ind...

1 week ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$85K *

Unlock innovative solutions in water and wastewater engineering. Collaborate with Project Managers to enhance community infrastructure through design, analysis, and field investigations, while advanci...

3 weeks ago

  •   Less than 5 years exp.  •   Technical Services

$85K *

Join a dynamic team to support innovative water and wastewater projects. Collaborate with experienced engineers to deliver high-quality solutions, enhance community infrastructure, and advance your te...

3 weeks ago

  •   Less than 5 years exp.  •   Technical Services

$85K - $100K *

Transform essential infrastructure by supporting innovative water and wastewater projects. Collaborate with experienced teams to deliver high-quality engineering solutions while advancing your technic...

4 weeks ago

  •   Less than 5 years exp.  •   Technical Services

$85K - $100K *

Contribute to innovative water and wastewater projects by collaborating with Project Managers to deliver high-quality engineering solutions, enhancing community infrastructure while advancing your tec...

4 weeks ago

  •   Less than 5 years exp.  •   Technical Services

$110K - $130K *

Lead a dynamic team in designing innovative process systems for high purity gases, chemicals, and biologics, ensuring quality and efficiency from concept to construction with minimal supervision...

Reposted yesterday

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

$80K - $130K *

Join a team that's dedicated to advancing wastewater solutions. Leverage your engineering expertise to lead design projects, mentor junior staff, and enhance client relationships while contributing to...

1 week ago

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

$80K - $130K *

Shape your career by leading wastewater design projects, mentoring engineers, and driving innovative solutions in a collaborative environment. Join a dynamic team focused on sustainable water practice...

1 week 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.