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
More
1
caret down

$110K - $140K *

Provide technical leadership in electrical and controls engineering for industrial projects, ensuring high-quality design and integration of systems while collaborating with clients and teams to drive...

Atlanta, GARemote

4 days ago

  •   8 - 10 years exp.  •   Technical Services

$90K - $120K *

Shape innovative engineering solutions as you lead complex projects, focusing on low to medium voltage power systems in industrial settings. Collaborate with cross-functional teams and mentor junior e...

Warrenville, ILRemote

2 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Accelerate growth by leveraging your sales expertise to drive revenue through innovative data center liquid cooling solutions. Engage with clients, present technical solutions, and collaborate across...

Hamilton, OHRemote

2 days ago

  •   5 - 7 years exp.  •   Energy & Utilities

$110K - $130K *

Drive innovation by providing technical leadership on electrical distribution projects. You will oversee design packages, mentor junior engineers, ensure compliance with standards, and deliver reliabl...

RemoteRemote

Reposted 1 week ago

  •   8 - 10 years exp.  •   Energy & Utilities

$120K - $170K *

Manage technical design leadership for industrial projects, coordinating PLC/DCS, HMI, and motion control systems. Collaborate with teams to deliver high-quality project outcomes while supporting clie...

Cincinnati, OHRemote

4 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$110K - $130K *

Drive optimization solutions for workforce planning in a large-scale contact center. Collaborate with cross-functional teams to develop and implement advanced algorithms that enhance scheduling, staff...

Toronto, ONRemote

1 week ago

  •   5 - 7 years exp.  •   Information Technology

$119K - $143K *

Elevate public infrastructure by leading critical capital projects, overseeing design and delivery from concept to completion. Collaborate with teams to ensure timely, cost-effective outcomes while ma...

Pasco, WARemote

2 days ago

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

$176K - $205K *

Lead the charge in executing complex capital projects and liquid processing strategies. Drive innovation and efficiency across manufacturing networks while mentoring engineering teams and ensuring pro...

United StatesRemote

1 week ago

  •   8 - 10 years exp.  •   Food & Beverages

$100K - $130K *

Transform your career by leading complex water treatment projects. As a Project Manager, you'll guide a skilled team, ensuring project success from initiation to completion while maintaining quality...

Oakville, ONRemote

1 week ago

  •   8 - 10 years exp.  •   Energy & Utilities

$93K - $137K *

Optimize data center cooling systems by providing expert technical support and innovative solutions. Collaborate with engineering teams to enhance water treatment programs, ensuring reliability and ef...

Texas, USRemote

2 weeks ago

  •   5 - 7 years exp.  •   Business Services

$159K - $213K *

Shape the future of urban infrastructure by leading engineering initiatives, guiding a talented team, and influencing community development. Drive strategic planning and operational excellence to enha...

Roseville, CARemote

2 weeks ago

  •   5 - 7 years exp.  •   Energy & Utilities

$102K - $149K *

Drive growth by identifying new business opportunities in the Water industries. Collaborate with cross-functional teams to implement strategies that enhance customer relationships and support sustaina...

RemoteRemote

1 week ago

  •   8 - 10 years exp.  •   Business Services

$135K - $190K *

Lead the design and assessment of hydromechanical systems for hydropower projects. Provide technical expertise, manage multidisciplinary teams, and ensure engineering excellence while mentoring junior...

Vancouver, BCRemote

Today

  •   11 - 15 years exp.  •   Technical Services

$120K - $150K *

Lead the technical authority for anaerobic wastewater treatment, driving innovation and optimization across a growing portfolio. Collaborate with cross-functional teams to enhance biogas production an...

United StatesRemote

3 weeks ago

  •   8 - 10 years exp.  •   Energy & Utilities

$95K - $115K *

Optimize chemical processes by providing expert technical advice, solving complex issues, and collaborating with cross-functional teams to improve efficiency and safety in resin production operations...

Houston, TXRemote

Reposted 3 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$118K - $180K *

Join a dynamic team to analyze solar PV energy yield assessments for utility-scale projects. Lead performance modeling and mentor engineers while expanding expertise across various renewable energy te...

United StatesRemote

4 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$125K - $175K *

Drive the expansion of PMO services in the utility sector, leading a multidisciplinary team while fostering executive relationships and enhancing project delivery. Leverage extensive industry expertis...

Denver, CORemote

2 weeks ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$175K - $210K *

Lead the charge in driving growth within the industrial market sector, leveraging client relationships and market intelligence to enhance profitability and pipeline strength across environmental servi...

Austin, TXRemote

2 weeks ago

  •   11 - 15 years exp.  •   Real Estate & Construction

$150K - $180K *

Elevate your career by leading technical authority in aerospace engine ingestion, driving design excellence, mentoring future leaders, and engaging with industry experts to shape innovative solutions...

United StatesRemote

Today

  •   11 - 15 years exp.  •   Aerospace & Defense

$87K - $108K *

Join a dynamic engineering team to deliver innovative electrical solutions. Collaborate on complex projects, mentor junior staff, and ensure compliance with industry standards while driving quality an...

RemoteRemote

Reposted 2 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$85K - $111K *

Optimize infrastructure solutions by leading cross-functional teams to design, implement, and support resilient systems. Collaborate with diverse stakeholders to ensure timely delivery and operational...

United StatesRemote

6 days ago

  •   Less than 5 years exp.  •   Business Services

$130K - $180K *

Optimize geomechanical solutions for mining projects by integrating data, developing models, and providing technical recommendations. Collaborate with a diverse team to enhance project outcomes and me...

Ontario, CARemote

4 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$114K - $150K *

Empower your career by leading impactful projects in gas and electrical systems. Utilize your engineering expertise and project management skills to ensure timely, budget-friendly, and high-quality ou...

Denver, CORemote

Today

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$98K - $126K *

Champion ecosystem restoration by leading design projects, managing budgets, and ensuring compliance with regulatory standards. Collaborate with multidisciplinary teams to deliver innovative solutions...

Ohio, USRemote

1 week ago

  •   Less than 5 years exp.  •   Energy & Utilities

$100K - $120K *

Unlock potential by driving sales in industrial cleaning and waste services. Build relationships, manage proposals, and ensure project execution while maintaining safety and profitability across the C...

Rockford, ILRemote

4 weeks ago

  •   5 - 7 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.