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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$135K - $198K *

Lead and mentor a team of engineers to deliver innovative flood control and drainage solutions. Manage large-scale projects, ensuring quality and efficiency while collaborating with clients and stakeh...

3 weeks ago

  •   11 - 15 years exp.  •   Business Services

$95K - $115K *

Elevate transportation engineering by leading complex design projects, mentoring engineers, and ensuring high-quality deliverables. Collaborate with clients and teams to drive technical excellence and...

1 month ago

  •   5 - 7 years exp.  •   Technical Services

$105K - $130K *

Elevate your career by applying your expertise in groundwater modeling and hydrogeology to support complex environmental and mining projects. Collaborate with a team of professionals to drive innovati...

4 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$105K - $130K *

Advance your career by developing and reviewing groundwater models for diverse projects. Collaborate with experts, mentor junior staff, and enhance ITASCA's hydrogeology practice while tackling comple...

Denver, CORemote

4 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$135K - $170K *

Lead the charge in managing water supply well development projects and environmental investigations. Collaborate with teams to ensure effective groundwater modeling and stakeholder engagement while de...

1 week ago

  •   11 - 15 years exp.  •   Technical Services

$135K - $170K *

Join a team that's shaping the future of water resources. Lead hydrogeologic studies, manage projects, and collaborate with stakeholders to ensure sustainable water supply development and environmenta...

1 week ago

  •   11 - 15 years exp.  •   Technical Services

$135K - $170K *

Manage and lead hydrogeologic studies and water supply projects, ensuring effective collaboration and technical expertise. Drive business development and training initiatives while maintaining high st...

1 week ago

  •   11 - 15 years exp.  •   Technical Services

$135K - $170K *

Drive innovative groundwater solutions by leading hydrogeologic studies and managing water supply projects. Collaborate with teams to ensure compliance and deliver exceptional results while fostering...

1 week ago

  •   11 - 15 years exp.  •   Technical Services

$135K - $170K *

Transform your career by leading hydrogeologic studies and water supply projects. Collaborate with teams, manage client relationships, and drive innovative solutions in groundwater science while ensur...

1 week ago

  •   11 - 15 years exp.  •   Technical Services

$135K - $170K *

Engineer innovative groundwater solutions by leading hydrogeologic studies, managing projects, and collaborating with teams to enhance water supply development and environmental investigations while e...

1 week ago

  •   11 - 15 years exp.  •   Technical Services

$135K - $170K *

Manage and lead hydrogeologic studies and water supply projects, ensuring effective collaboration and technical expertise while supporting client needs and regulatory compliance in a dynamic environme...

1 week ago

  •   11 - 15 years exp.  •   Technical Services

$135K - $170K *

Unlock potential by leading hydrogeologic studies and water supply projects. Manage teams, ensure regulatory compliance, and drive business development while fostering collaboration and technical exce...

1 week ago

  •   11 - 15 years exp.  •   Technical Services

$135K - $170K *

Join a team that leads hydrogeologic studies and water supply projects, managing environmental investigations and groundwater modeling while fostering collaboration and technical excellence in a dynam...

1 week ago

  •   11 - 15 years exp.  •   Technical Services

$135K - $170K *

Champion innovative water supply solutions as a Senior Hydrogeologist, leading projects and teams in groundwater modeling, environmental investigations, and resource evaluations while ensuring complia...

1 week ago

  •   11 - 15 years exp.  •   Technical Services

$100K - $120K *

Unlock potential by leading drainage and stormwater projects, ensuring design accuracy, managing documentation, and fostering client relationships while collaborating with multidisciplinary teams to d...

3 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$110K - $130K *

Shape the future of waste management by leading engineering projects, managing teams, and ensuring quality control. Collaborate with clients and stakeholders to drive project success from design to co...

2 weeks ago

  •   11 - 15 years exp.  •   Technical Services

$110K - $130K *

Join us in leading complex water resources and transportation projects, managing all phases from planning to construction. Provide technical direction, mentor teams, and ensure project success while f...

3 weeks ago

  •   11 - 15 years exp.  •   Manufacturing & Automotive

$82K - $127K *

Empower innovative water resources solutions by conducting design and analysis for transportation projects. Collaborate with multidisciplinary teams to enhance stormwater management and drainage syste...

Reposted today

  •   Less than 5 years exp.  •   Transportation

$90K - $132K *

Lead impactful civil engineering projects, overseeing design and compliance for multi-family, retail, and industrial developments. Collaborate with teams to deliver innovative solutions that shape com...

2 weeks ago

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

$114K - $166K *

Transform environmental compliance by managing key programs and liaising with regulatory agencies. Collaborate with teams to ensure adherence to regulations while driving continuous improvement in a d...

1 week ago

  •   Less than 5 years exp.  •   Energy & Utilities

$100K - $150K *

Lead complex water resource projects, managing design and analysis while mentoring junior engineers. Collaborate with multidisciplinary teams to deliver innovative solutions for municipal clients and...

1 week ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Join a team that's driving innovation in engineering consulting. Oversee operations, manage projects, and lead business development efforts while ensuring quality and safety standards are met across m...

1 week ago

  •   8 - 10 years exp.  •   Technical Services

$110K - $130K *

Lead and manage an engineering consulting office, overseeing operations, project management, and business development while ensuring quality control and client satisfaction across multiple service lin...

1 week ago

  •   8 - 10 years exp.  •   Technical Services

$110K - $130K *

Lead and optimize the operations of a dynamic engineering consulting office, overseeing project management, client relations, and business development while ensuring quality control and financial perf...

2 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$80K - $95K *

Elevate customer relationships by delivering innovative chemical treatment solutions. Collaborate across industries to enhance sustainability, optimize profitability, and drive revenue growth while en...

6 days ago

  •   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.