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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$85K - $185K *

Lead project management efforts, ensuring timely delivery and stakeholder communication. Drive team development, manage risks, and foster relationships to exceed project goals while maintaining a cult...

2 weeks ago

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

$85K - $185K *

Lead project management efforts by developing plans, coordinating teams, and ensuring timely delivery of large-scale construction projects while fostering a culture of safety and inclusion...

2 weeks ago

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

$80K - $95K *

Elevate manufacturing processes by optimizing operations, conducting trials, and leading engineering initiatives. Collaborate across teams to enhance safety, quality, and efficiency while driving cont...

2 weeks ago

  •   Less than 5 years exp.  •   Business Services

$80K - $95K *

Grow your career with a dynamic role supporting environmental compliance and air permitting. Collaborate across teams to enhance documentation and streamline processes, ensuring regulatory adherence a...

1 week ago

  •   5 - 7 years exp.  •   Energy & Utilities

$80K - $95K *

Unlock potential by contributing to innovative civil engineering projects in mining, dams, and power sectors. Collaborate with a skilled team to design and analyze water resource systems, enhancing yo...

1 week ago

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

$100K - $120K *

Lead the design and analysis of mechanical systems, collaborating with global teams to deliver innovative engineering solutions. Ensure compliance with industry standards while managing complex projec...

Reposted 2 weeks ago

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

$115K - $142K *

Unlock potential by leading electrical engineering efforts on a major wastewater treatment project. Collaborate with teams to ensure compliance, efficiency, and quality in construction, while managing...

1 week ago

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

$80K - $100K *

Unlock potential by providing technical expertise to enhance manufacturing processes. Collaborate on cross-functional teams to drive continuous improvement and ensure product quality, all while managi...

Reposted 6 days ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Lead technical design and engineering execution on diverse projects, ensuring compliance and quality. Mentor junior staff, coordinate across disciplines, and engage with clients while balancing budget...

4 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Elevate manufacturing processes by partnering with teams to enhance safety, productivity, and efficiency. Utilize CAD design and data analysis to drive sustainable improvements in steel fabrication op...

6 days ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$81K - $85K *

Lead wastewater operations and maintenance, ensuring compliance and training new operators. Collaborate with the Chief Operator to troubleshoot issues and enhance processes while participating in on-c...

2 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

$80K - $95K *

Innovate in powder processing by troubleshooting, enhancing safety, and leading capital projects to boost production efficiency. Collaborate cross-functionally to ensure quality and drive automation i...

Reposted 2 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$78K - $117K *

Join a team that's redefining automotive lighting through innovative automation and control processes, providing technical support for new product launches and ensuring optimal performance in producti...

Reposted 1 week ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$90K - $130K *

Join a team that's driving business growth by blending technical expertise with sales acumen. You'll develop precise cost estimates, craft compelling proposals, and collaborate across teams to deliver...

1 week ago

  •   5 - 7 years exp.  •   Pharmaceuticals & Biotech

$129K - $136K *

Elevate wastewater operations by leading and mentoring a dedicated team. Your role enhances departmental effectiveness while ensuring compliance with environmental standards. Drive improvements throug...

Reposted 3 weeks ago

  •   5 - 7 years exp.  •   Education, Government & Non-Profit

$110K - $225K *

Drive project success by leading teams, managing schedules, and ensuring client satisfaction. Collaborate with stakeholders to deliver high-quality results while fostering a culture of safety and incl...

2 weeks ago

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

$110K - $225K *

Lead the charge in managing large-scale construction projects, ensuring timely delivery and stakeholder satisfaction. Oversee project planning, risk management, and team development while fostering a...

2 weeks ago

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

$80K - $95K *

Lead the charge in managing an engineering consulting office, overseeing project execution, employee utilization, and client relations while ensuring quality control and business development aligned w...

1 month ago

  •   8 - 10 years exp.  •   Technical Services

$95K - $115K *

Support the design and optimization of anaerobic digestion and biogas facilities, leading projects from concept to start-up. Collaborate with cross-functional teams, mentor engineers, and ensure compl...

3 weeks ago

  •   5 - 7 years exp.  •   Energy & Utilities

$80K - $95K *

Join a team that's shaping the future of water resources through innovative project management. Lead diverse engineering projects, collaborate with clients, and drive impactful solutions in a supporti...

1 week ago

  •   5 - 7 years exp.  •   Technical Services

$80K - $95K *

Champion project success by leading timelines and coordination in mechanical engineering, managing diverse teams, and ensuring client satisfaction through effective communication and budget management...

Reposted 1 month ago

  •   Less than 5 years exp.  •   Energy & Utilities

$131K - $170K *

Accelerate your career by driving manufacturing process improvements, collaborating with teams to enhance safety, quality, and efficiency in a capital equipment-intensive environment. Engage in troubl...

6 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$88K - $102K *

Advance your career by tackling water/wastewater design projects in a dynamic team. Collaborate with senior engineers, manage project tasks, and enhance your technical skills while contributing to imp...

Yesterday

  •   Less than 5 years exp.  •   Enterprise Technology

$88K - $102K *

Engage in impactful water/wastewater design projects, collaborating with senior engineers to deliver quality solutions while developing your expertise in a dynamic, supportive environment...

Yesterday

  •   Less than 5 years exp.  •   Enterprise Technology

$110K - $130K *

Join a team that's redefining structural engineering for hydropower projects. Leverage your expertise to lead complex designs, mentor engineers, and ensure safety compliance while driving innovative s...

2 weeks ago

  •   11 - 15 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.