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 *

Engage in the design, procurement, and maintenance of manufacturing equipment, ensuring tooling excellence and efficiency. Collaborate with design teams and vendors to drive process improvement and su...

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$85K - $110K *

Unlock potential by ensuring environmental compliance and safety on-site. Collaborate with teams to exceed regulatory standards while leading audits and inspections. Drive initiatives that promote sus...

Yesterday

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

$100K - $150K *

Collaborate with multi-disciplinary teams to design and manage impactful water and wastewater treatment projects, ensuring high-quality delivery and strong client relationships across various offices...

Reposted 5 days ago

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

$100K - $150K *

Lead the charge in innovative water/wastewater treatment projects, collaborating across teams to ensure design excellence and effective project delivery while mentoring junior staff and fostering clie...

Reposted 5 days ago

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

$165K - $191K *

Unlock potential by leading complex water/wastewater projects, mentoring engineers, and ensuring compliance. Drive client relationships and project success while managing multidisciplinary teams in a...

1 month ago

  •   8 - 10 years exp.  •   Technical Services

$147K - $170K *

Lead transformative engineering initiatives by overseeing multi-disciplinary teams, establishing standards, and ensuring technical excellence in water supply infrastructure management while engaging w...

Reposted 3 weeks ago

  •   8 - 10 years exp.  •   Energy & Utilities

$88K - $147K *

Help us drive innovative solutions in water/wastewater engineering while leading projects and collaborating with multi-disciplinary teams to improve utility infrastructure and treatment processes...

Reposted 5 days ago

  •   5 - 7 years exp.  •   Technical Services

$80K - $95K *

Optimize quality assurance processes to enhance compliance and safety in nuclear operations. Leverage extensive experience to ensure regulatory adherence and support critical environmental remediation...

4 weeks ago

  •   5 - 7 years exp.  •   Business Services

$88K - $105K *

Join a dynamic team to lead stormwater design and civil engineering projects, ensuring effective project delivery from concept to construction while collaborating with cross-functional teams and maint...

Calgary, ABIn-Person

5 days ago

  •   8 - 10 years exp.  •   Technical Services

$80K - $110K *

Innovate manufacturing processes at our facility by optimizing operations, enhancing safety, and driving efficiency. Collaborate with teams to implement solutions that improve production performance a...

2 weeks ago

  •   Less than 5 years exp.  •   Business Services

$89K - $134K *

Shape the future of manufacturing by enhancing inspection technologies across multiple factories. Collaborate with cross-functional teams to drive quality, efficiency, and reliability in processes, en...

3 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$180K - $190K *

Manage enterprise-level process improvements by leading project teams, facilitating assessments, and ensuring integration of engineering practices to enhance organizational efficiency and performance...

Reposted 5 days ago

  •   8 - 10 years exp.  •   Information Technology

$180K - $190K *

Grow your career with a key role in driving Enterprise-level process improvements, coordinating efforts across multiple project teams, and facilitating knowledge transfer to enhance business operation...

Reposted 5 days ago

  •   8 - 10 years exp.  •   Information Technology

$95K - $142K *

Transform infrastructure by leveraging your engineering expertise in water systems. Collaborate on planning, design, and delivery of municipal water, wastewater, and stormwater projects, ensuring high...

Today

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

$180K - $195K *

Unlock potential by leading large-scale capital infrastructure projects. Collaborate with cross-functional teams to deliver innovative solutions in water and wastewater management, ensuring timely and...

Yesterday

  •   11 - 15 years exp.  •   Energy & Utilities

$180K - $195K *

Lead the successful delivery of large-scale capital infrastructure projects, ensuring timely and cost-effective execution while collaborating with cross-functional teams to address complex water and w...

2 weeks ago

  •   11 - 15 years exp.  •   Energy & Utilities

$110K - $130K *

Drive impactful water infrastructure projects by leading teams, managing budgets, and fostering client relationships. Leverage your expertise to ensure safety, quality, and timely delivery while pursu...

1 week ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$100K - $140K *

Unlock potential by tackling complex environmental challenges through engineering evaluations, compliance audits, and client consulting. Collaborate with diverse teams to develop innovative solutions...

Yesterday

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$118K - $135K *

Empower your career by leading diverse water and wastewater projects. Manage planning, design, and construction while collaborating with multidisciplinary teams to deliver innovative solutions and enh...

3 weeks ago

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

$118K - $135K *

Lead the charge in managing diverse water and wastewater projects, overseeing planning, design, and construction while fostering client relationships and mentoring teams to deliver innovative solution...

3 weeks ago

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

$110K - $130K *

Lead the charge in delivering innovative I&C engineering solutions for water and wastewater projects. Mentor junior staff while overseeing project design, construction, and commissioning, ensuring tec...

2 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$95K - $115K *

Champion innovative water reclamation systems for semiconductor projects, integrating sustainable solutions and ensuring compliance with environmental standards while collaborating with engineering pa...

Today

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$121K - $147K *

Shape the future of wastewater management by leveraging your civil engineering expertise. Collaborate with diverse teams to enhance operations, ensure compliance, and drive process improvements in a d...

2 weeks ago

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

$80K - $95K *

Transform high voltage substations through cutting-edge protection and control designs. Oversee QA/QC processes and mentor teams while tackling complex engineering challenges with a client-focused app...

Reposted yesterday

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Optimize manufacturing processes by enhancing tools and methods. Collaborate with cross-functional teams to improve safety, quality, and productivity while ensuring compliance with customer and engine...

2 weeks ago

  •   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.