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 - $115K *

Lead the charge in preconstruction activities for large water projects, overseeing budgeting, scheduling, and subcontractor management while ensuring compliance and fostering team collaboration for su...

3 weeks ago

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

$95K - $115K *

Drive preconstruction excellence for large water projects, overseeing budgeting, scheduling, and subcontractor management. Collaborate with teams to ensure successful project execution and deliver hig...

3 weeks ago

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

$95K - $115K *

Optimize preconstruction activities for large water projects, leading teams in budgeting, estimating, and subcontractor management. Drive collaboration with design teams and ensure compliance with pro...

3 weeks ago

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

$140K - $200K *

Lead innovative water and wastewater design projects, guiding teams to enhance sustainability and efficiency across diverse sectors. Drive complex engineering solutions while collaborating with multid...

Reposted 6 days ago

  •   8 - 10 years exp.  •   Technical Services

$100K - $120K *

Lead the charge in managing complex water/wastewater projects, guiding them from inception to completion while fostering collaboration and client relationships. Drive project success through strategic...

3 weeks ago

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

$74K - $104K *

Join a team that's dedicated to optimizing manufacturing processes and enhancing production efficiency. As a Process Engineer, you'll lead projects, troubleshoot issues, and collaborate with cross-fun...

2 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$100K - $120K *

Transform your career by leading large-scale wastewater infrastructure projects. Collaborate with diverse teams, enforce safety protocols, and ensure efficient project execution while managing resourc...

1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$115K - $200K *

Empower your career by leading structural design for water infrastructure projects, collaborating with multidisciplinary teams to deliver efficient and resilient solutions that positively impact commu...

Reposted yesterday

  •   11 - 15 years exp.  •   Technical Services

$110K - $130K *

Innovate cutting-edge semiconductor processes, driving advancements in deposition techniques and collaborating with cross-functional teams to enhance production efficiency and yield...

1 week ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Contribute to process improvements and technical support in manufacturing. Lead capital projects, enhance equipment efficiency, and collaborate with stakeholders to optimize operations while leveragin...

5 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$84K - $112K *

Unlock potential by providing engineering and project management support to enhance production efficiency, drive continuous improvement, and ensure safety compliance in manufacturing operations...

Reposted yesterday

  •   Less than 5 years exp.  •   Food & Beverages

$84K - $112K *

Help us enhance production efficiency by managing and optimizing manufacturing processes, ensuring reliability, and driving continuous improvement initiatives across all operational KPIs...

2 weeks ago

  •   Less than 5 years exp.  •   Food & Beverages

$95K - $115K *

Lead the charge in advanced process engineering, collaborating with cross-functional teams to enhance operational efficiency, ensure compliance with cGMP and FDA standards, and drive innovative manufa...

1 week ago

  •   8 - 10 years exp.  •   Pharmaceuticals & Biotech

$80K - $95K *

Drive impactful environmental compliance projects across multimedia areas. Collaborate with industry leaders, mentor junior staff, and manage multiple projects efficiently while ensuring adherence to...

Reposted 1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$120K - $210K *

Drive impactful municipal water and wastewater projects, leading multidisciplinary teams and ensuring client satisfaction through effective communication, technical expertise, and strategic project ma...

Yesterday

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

$91K - $160K *

Accelerate progress at the forefront of project management, overseeing budgets, schedules, and stakeholder engagement. Drive project success through risk assessment, resource planning, and client rela...

2 weeks ago

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

$96K - $140K *

Unlock your potential by managing complex environmental projects, overseeing field investigations, and implementing innovative remediation strategies while collaborating with a dynamic team dedicated...

3 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$157K - $208K *

Transform wastewater management by leading strategic policy initiatives, overseeing asset management, and fostering stakeholder engagement to enhance Denver's infrastructure and sustainability efforts...

5 days ago

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

$69K - $115K *

Champion environmental compliance by reviewing engineering plans and permits, conducting inspections, and collaborating with agencies and stakeholders to ensure adherence to air pollution control regu...

1 week ago

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

$80K - $95K *

Manage and lead technical assignments for municipal water and wastewater projects, ensuring quality, budget, and schedule adherence while coordinating multidisciplinary teams and engaging with clients...

4 weeks ago

  •   5 - 7 years exp.  •   Business Services

$80K - $95K *

Help us deliver innovative engineering solutions across diverse projects. You'll lead investigations, perform analyses, and ensure compliance while collaborating with clients and teams to drive projec...

4 weeks ago

  •   Less than 5 years exp.  •   Technical Services

$80K - $100K *

Join a team that's dedicated to delivering impactful environmental solutions. In this hybrid role, you'll conduct site investigations, develop remediation strategies, and collaborate with multidiscipl...

2 weeks ago

  •   5 - 7 years exp.  •   Technical Services

$80K - $95K *

Engage in diverse engineering projects, providing analysis, design, and consulting services. Collaborate with teams to ensure compliance, manage budgets, and resolve challenges while delivering qualit...

6 days ago

  •   Less than 5 years exp.  •   Technical Services

$80K - $95K *

Join a team that's dedicated to delivering innovative engineering solutions across diverse sectors. Provide consulting services, manage projects, and ensure compliance while collaborating with clients...

2 weeks ago

  •   Less than 5 years exp.  •   Technical Services

$80K - $100K *

Drive innovative mechanical engineering solutions in a collaborative environment, focusing on process piping and fixed equipment. Engage with clients and multidisciplinary teams to ensure compliance w...

Yesterday

  •   Less than 5 years exp.  •   Manufacturing & Automotive

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.