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.

Remote
caret down
Compensation
caret down
Position Level
caret down
Time Posted
caret down
Industries
caret down
Locations
caret down
More
1
caret down

$115K - $160K *

Lead the charge in assessing and improving water infrastructure systems. Collaborate with cross-functional teams to develop solutions, prioritize projects, and ensure compliance with regulatory standa...

Today

  •   Less than 5 years exp.  •   Energy & Utilities

$112K - $156K *

Empower infrastructure development by assessing water systems, identifying needs, and leading capital project planning. Collaborate with teams to enhance operational efficiency and ensure regulatory c...

Today

  •   Less than 5 years exp.  •   Energy & Utilities

$115K - $160K *

Advance your engineering career by assessing and improving water systems. Collaborate with cross-functional teams to develop infrastructure solutions, ensuring compliance with regulations while enhanc...

Today

  •   Less than 5 years exp.  •   Energy & Utilities

$90K - $120K *

Transform complex manufacturing environments by leading process design efforts, collaborating with multidisciplinary teams, and guiding junior engineers to deliver innovative solutions in the Life Sci...

1 week ago

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

$90K - $120K *

Champion project-level process design in Life Sciences, leading multidisciplinary teams to develop innovative solutions for complex manufacturing environments while fostering growth in junior engineer...

1 week ago

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

$90K - $120K *

Join a team that's dedicated to advancing process engineering in Life Sciences. Lead complex design projects, collaborate with multidisciplinary teams, and mentor junior engineers while enhancing your...

United StatesRemote

1 week ago

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

$90K - $140K *

Drive impactful water and wastewater treatment projects, ensuring quality and client satisfaction. Lead project execution, manage budgets and schedules, and cultivate strong client relationships acros...

1 week ago

  •   5 - 7 years exp.  •   Technical Services

$75K - $150K *

Join a team that's focused on innovative stormwater management solutions. Leverage your engineering expertise to design systems that protect communities and the environment while collaborating across...

Reposted 6 days ago

  •   5 - 7 years exp.  •   Enterprise Technology

$80K - $95K *

Optimize project delivery by managing scope, schedule, and budget while ensuring client satisfaction. Collaborate with stakeholders to lead teams, mitigate risks, and maintain quality control througho...

1 month ago

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

$135K - $155K *

Transform engineering solutions by leading diverse projects, optimizing designs, and collaborating with clients. Leverage extensive experience to ensure quality deliverables, manage budgets, and meet...

3 weeks ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Join a dynamic engineering team to design and implement innovative industrial wastewater systems. Collaborate across disciplines and engage in all stages from scoping to commissioning for food and bev...

Reposted today

  •   Less than 5 years exp.  •   Food & Beverages

$100K - $120K *

Shape innovative urban stormwater management projects, leading complex initiatives in hydrologic analysis, design, and regulatory compliance while mentoring staff and driving business development effo...

2 weeks ago

  •   8 - 10 years exp.  •   Business Services

$134K - $218K *

Champion innovative urban stormwater management projects, leading complex analyses and designs. Drive compliance, mentoring, and business development while ensuring sustainable practices in water reso...

2 weeks ago

  •   8 - 10 years exp.  •   Business Services

$134K - $218K *

Unlock your potential as you lead innovative water resource projects, focusing on urban stormwater management and sustainable practices. Collaborate with a dynamic team to drive impactful solutions an...

2 weeks ago

  •   8 - 10 years exp.  •   Business Services

$116K - $149K *

Join a team that's tackling complex water and wastewater challenges. Collaborate with multi-disciplined professionals to design innovative solutions for municipal clients, enhancing infrastructure and...

2 weeks ago

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

$95K - $115K *

Advance process optimization in manufacturing by implementing improvements, ensuring compliance, and collaborating with cross-functional teams to enhance efficiency, quality, and safety in pharmaceuti...

Reposted 5 days ago

  •   Less than 5 years exp.  •   Pharmaceuticals & Biotech

$95K - $135K *

Lead hydrogeological projects and drive business growth by mentoring teams, enhancing client relationships, and delivering environmental solutions. Collaborate across disciplines to support innovative...

Markham, ONIn-Person

Reposted 1 week ago

  •   8 - 10 years exp.  •   Enterprise Technology

$95K - $135K *

Elevate your career by leading hydrogeology initiatives, driving business growth and delivering innovative solutions. Collaborate with multidisciplinary teams to enhance project outcomes and strengthe...

Markham, ONIn-Person

Reposted 1 week ago

  •   8 - 10 years exp.  •   Enterprise Technology

$80K - $95K *

Contribute to diverse engineering projects by leading investigations, analyses, and design. Collaborate with teams to ensure compliance, quality, and effective communication of complex concepts to cli...

Yesterday

  •   5 - 7 years exp.  •   Technical Services

$80K - $95K *

Champion innovative engineering solutions by leading diverse projects, conducting analyses, and ensuring compliance. Collaborate with teams to deliver quality results while mentoring junior staff and...

Yesterday

  •   5 - 7 years exp.  •   Technical Services

$80K - $95K *

Transform your career by providing engineering and consulting services across diverse projects. Lead investigations, design plans, and ensure compliance while collaborating with clients and teams to d...

2 weeks ago

  •   5 - 7 years exp.  •   Technical Services

$80K - $95K *

Lead the charge in delivering engineering and consulting services across diverse projects. Oversee investigations, analyses, and design while ensuring compliance and quality standards. Collaborate wit...

2 weeks ago

  •   5 - 7 years exp.  •   Technical Services

$125K - $165K *

Engineer impactful solutions by leading the design and execution of advanced urban stormwater and flood mitigation projects across Western Canada, while collaborating with diverse teams and ensuring r...

Calgary, ABIn-Person

Reposted 4 days ago

  •   8 - 10 years exp.  •   Energy & Utilities

$105K - $150K *

Empower your career by leading utility engineering projects from inception to completion, collaborating with diverse teams to solve complex challenges and ensure compliance with specifications, codes...

Reposted 1 week ago

  •   5 - 7 years exp.  •   Finance & Insurance

$110K - $130K *

Develop innovative water treatment processes, overseeing design from budget to commissioning. Collaborate with teams to create proposals, select equipment, and enhance existing technologies while ensu...

Yesterday

  •   8 - 10 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.