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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$178K - $276K *

Transform water infrastructure by leading project delivery and client engagement. Drive innovative design management and team collaboration while mentoring professionals in a dynamic water practice fo...

Reposted yesterday

  •   11 - 15 years exp.  •   Technical Services

$160K - $200K *

Support the design and analysis of water infrastructure projects, leading multidisciplinary teams to deliver innovative solutions. Engage with clients and ensure compliance with industry standards whi...

2 weeks ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$160K - $200K *

Join a dynamic team as you lead the design and analysis of vital water infrastructure projects. Collaborate with multidisciplinary experts to deliver innovative solutions that enhance community servic...

2 weeks ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$160K - $200K *

Lead the charge in designing innovative water infrastructure solutions. Collaborate with multidisciplinary teams to enhance community services through resilient engineering practices, ensuring complia...

Walnut Creek, CARemote

2 weeks ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$160K - $200K *

Shape the future of water infrastructure by leading innovative design and analysis for critical facilities. Collaborate with multidisciplinary teams to deliver resilient solutions that enhance communi...

Santa Clara, CARemote

2 weeks ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$175K - $240K *

Shape the future of infrastructure by leading utility systems for a transformative rail project. Collaborate with multidisciplinary teams to enhance mobility and resiliency while ensuring the successf...

6 days ago

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

$85K - $185K *

Transform your career by overseeing field operations and ensuring project success through effective supervision, safety compliance, and relationship building with subcontractors and suppliers in a dyn...

Today

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

$134K - $218K *

Lead impactful geoenvironmental projects, integrating technical expertise and business development to expand our practice and support client success through strategic consulting and project delivery a...

Reposted 1 week ago

  •   8 - 10 years exp.  •   Business Services

$117K - $190K *

Unlock potential by leading complex geoenvironmental projects, mentoring staff, and driving business growth. Leverage expertise in solid waste and remediation to deliver innovative solutions while col...

Reposted 1 week ago

  •   8 - 10 years exp.  •   Business Services

$129K - $209K *

Accelerate your career by leading complex geoenvironmental projects, guiding multidisciplinary teams, and driving business development in a dynamic consulting environment focused on sustainable waste...

Reposted 1 week ago

  •   8 - 10 years exp.  •   Business Services

$95K - $115K *

Elevate our geoenvironmental practice by leading complex projects and client engagements. Utilize your engineering expertise and business development skills to drive growth, innovate solutions, and me...

Reposted 1 week ago

  •   8 - 10 years exp.  •   Business Services

$129K - $209K *

Advance the geoenvironmental practice by managing complex solid waste projects, delivering strategic technical guidance, and leading business development efforts to enhance client relationships and ma...

Reposted 1 week ago

  •   8 - 10 years exp.  •   Business Services

$123K - $199K *

Elevate geoenvironmental practices by leading complex projects, driving business growth, and delivering technical expertise in solid waste management, remediation, and engineering consulting while men...

Reposted 1 week ago

  •   8 - 10 years exp.  •   Business Services

$110K - $130K *

Join a dynamic team to lead complex geoenvironmental projects, delivering innovative solutions while mentoring staff and driving practice growth in a collaborative environment focused on sustainabilit...

Reposted 1 week ago

  •   8 - 10 years exp.  •   Business Services

$90K - $120K *

Shape the future of municipal infrastructure by leveraging your expertise in water and wastewater systems. Collaborate with a dynamic team to design impactful projects that enhance community resources...

3 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Join a team dedicated to enhancing equipment reliability and performance. You will provide engineering support, execute root cause analyses, lead cross-functional projects, and contribute to safety in...

Reposted yesterday

  •   15+ years exp.  •   Manufacturing & Automotive

$100K - $120K *

Join us to lead and manage wastewater treatment projects from inception to completion, ensuring adherence to budget, schedule, and specifications while fostering strong customer and stakeholder relati...

Yesterday

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

$110K - $130K *

Shape sustainable infrastructure and lead transformative water projects, mentoring teams and clients while managing financial performance and project delivery across diverse stakeholder perspectives...

Reposted today

  •   8 - 10 years exp.  •   Technical Services

$100K - $120K *

Transform communities by leading innovative water and wastewater projects. Spearhead strategic initiatives, mentor teams, and cultivate client relationships that drive sustainable infrastructure and e...

Reposted 2 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$110K - $130K *

Transform semiconductor processes by developing advanced formulations and evaluating test data. Collaborate with teams to enhance manufacturing techniques, ensuring compatibility and efficiency in cut...

1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Shape the future of semiconductor technology by developing advanced processes and enhancing equipment compatibility. Collaborate with diverse teams to drive innovation and improve production efficienc...

1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$86K - $192K *

Lead the charge in advancing semiconductor processes by developing innovative formulations, enhancing manufacturing techniques, and collaborating with diverse teams to drive next-gen product success a...

2 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$120K *

Optimize stormwater management solutions while leading project teams and mentoring staff. Drive technical excellence and business development in a collaborative environment, ensuring quality and innov...

3 weeks ago

  •   Less than 5 years exp.  •   Finance & Insurance

$100K - $125K *

Advance your career by developing and optimizing innovative water treatment processes. Collaborate cross-functionally to ensure seamless technology transfer from lab to field, driving impactful soluti...

3 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

$102K - $129K *

Optimize King County's recycled water initiatives by managing projects, ensuring compliance, and collaborating with stakeholders to enhance sustainability and resource recovery efforts across wastewat...

1 week ago

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

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.