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 *

Engineer innovative solutions to enhance plant production processes, ensuring safety and efficiency. Collaborate with teams to drive continuous improvement and manage capital projects, while acting as...

4 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$108K - $130K *

Join a team that's dedicated to advancing engineering solutions. In this lead role, you'll apply advanced techniques, oversee projects, mentor staff, and ensure compliance with best practices while ta...

Reposted 2 weeks ago

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

$80K - $95K *

Transform project delivery by managing large-scale initiatives, ensuring governance, and driving client success through effective risk management and agile strategies. Collaborate with teams to enhanc...

Today

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

$110K - $130K *

Transform the environmental function by leading strategy and compliance initiatives. Integrate environmental goals across operations, ensuring compliance and sustainability while fostering a culture o...

Reposted yesterday

  •   8 - 10 years exp.  •   Aerospace & Defense

$140K - $200K *

Join our team to lead the charge in developing cutting-edge thermal management solutions for hyperscale data centers. Drive system architecture and integration, ensuring technical integrity and perfor...

1 week ago

  •   8 - 10 years exp.  •   Pharmaceuticals & Biotech

$110K - $125K *

Take ownership of mechanical design from concept to production, creating innovative solutions for complex instruments. Collaborate across teams to ensure seamless integration and deliver high-quality...

6 days ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$107K - $189K *

Lead transformative water and wastewater projects while managing client relationships, mentoring teams, and guiding technical solutions for sustainable community development in the Mid-Atlantic region...

Reposted yesterday

  •   8 - 10 years exp.  •   Technical Services

$90K - $110K *

Join a team that's tackling engineering challenges in mining and tailings projects. Support the design and delivery of pumping, piping, and slurry systems while collaborating with multidisciplinary te...

1 week ago

  •   Less than 5 years exp.  •   Technical Services

$75K - $100K *

Engineer innovative solutions in Process Design Engineering, collaborating across teams to deliver exceptional industrial chemical projects. Leverage your expertise to drive design activities and ensu...

3 weeks ago

  •   Less than 5 years exp.  •   Technical Services

$80K - $95K *

Join a dynamic team to lead environmental projects, ensuring compliance and delivering innovative solutions in site assessments, remediation, and sustainability initiatives across diverse sectors...

Etobicoke, ONIn-Person

1 month ago

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

$130K - $185K *

Elevate your career by leading soil management efforts on major infrastructure projects. Utilize your expertise with environmental regulations while guiding teams and interfacing with clients to deliv...

Calgary, ABIn-Person

Reposted 1 week ago

  •   8 - 10 years exp.  •   Business Services

$105K - $150K *

Champion innovative solutions by leading the design and implementation of advanced chemical and mechanical systems for used nuclear fuel recycling, ensuring safe and efficient operations while integra...

2 weeks ago

  •   8 - 10 years exp.  •   Energy & Utilities

$95K - $120K *

Elevate quality assurance in vehicle assembly by leading initiatives from prototype to production. Collaborate with cross-functional teams to implement effective quality control measures and drive con...

1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Shape the future of water and wastewater engineering by driving business development, managing projects, and fostering client relationships in Texas. Lead a team to achieve growth while ensuring proje...

2 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$85K - $100K *

Empower progress at the forefront of aerospace manufacturing by driving process improvements, enhancing product quality, and collaborating with cross-functional teams to optimize production efficiency...

3 weeks ago

  •   5 - 7 years exp.  •   Food & Beverages

$150K - $200K *

Unlock potential by leading and expanding multi-discipline water/wastewater projects. Drive growth with autonomy, build client relationships, and mentor teams while managing profitable projects in a d...

1 week ago

  •   11 - 15 years exp.  •   Technical Services

$127K *

Oversee and manage the Engineering division, ensuring regulatory compliance and operational efficiency in water treatment and resource recovery. Lead projects, coordinate with stakeholders, and suppor...

Reposted 2 days ago

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

$95K - $115K *

Shape the future of our team by driving innovative projects and leading cross-functional collaboration. This role offers the opportunity to influence strategy and enhance operational efficiency across...

6 days ago

  •   Less than 5 years exp.  •   Energy & Utilities

$95K - $115K *

Join a dynamic team to enhance plant operations through innovative engineering solutions, overseeing maintenance and capital projects while ensuring safety, quality, and efficiency in a fast-paced man...

3 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$110K - $125K *

Lead the supervision of water and wastewater facilities, ensuring compliance with regulations and effective operations. Manage maintenance projects, oversee crews, and collaborate with engineering for...

1 week ago

  •   Less than 5 years exp.  •   Energy & Utilities

$120K - $140K *

Shape the future of industrial water solutions by driving sales growth, managing key accounts, and fostering enduring partnerships with customers and teams to enhance sustainable business outcomes and...

RemoteRemote

Reposted 1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Transform the water and wastewater engineering landscape by leading business development, managing projects, and nurturing client relationships in Texas. Drive growth and profitability while mentoring...

2 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$80K - $95K *

Lead the charge in developing a profitable water/wastewater engineering business, focusing on client relationships, project management, and staff oversight to drive growth and success in the San Anton...

2 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$115K - $125K *

Manage and coordinate complex water and wastewater projects from start to finish, ensuring adherence to budget, milestones, and quality standards while collaborating with stakeholders and vendors to s...

Reposted today

  •   Less than 5 years exp.  •   Energy & Utilities

$115K - $125K *

Engineer impactful water and wastewater projects by overseeing all phases, from planning to execution, ensuring adherence to schedules, budgets, and quality standards, while fostering communication am...

Reposted today

  •   Less than 5 years exp.  •   Energy & Utilities

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.