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

$99K - $157K *

Empower engineering excellence by managing complex projects, coordinating cross-functional teams, and ensuring timely delivery through effective planning and risk management. Drive process improvement...

2 weeks ago

  •   8 - 10 years exp.  •   Energy & Utilities

$116K - $175K *

Engineer innovative mechanical systems for energy projects, leading design efforts and collaborating with multidisciplinary teams to ensure compliance and efficiency. Drive solutions for HVAC and ther...

3 weeks ago

  •   5 - 7 years exp.  •   Business Services

$116K - $175K *

Design and oversee mechanical systems for energy projects, ensuring compliance and efficiency. Collaborate with teams to solve complex challenges and deliver high-quality solutions while mentoring jun...

1 month ago

  •   5 - 7 years exp.  •   Business Services

$105K - $158K *

Elevate your career by leading the design of advanced mechanical systems for energy and infrastructure projects. Collaborate with multidisciplinary teams to deliver innovative, code-compliant solution...

1 month ago

  •   5 - 7 years exp.  •   Business Services

$105K - $158K *

Transform mechanical systems design for energy and infrastructure projects. Lead project portions, ensuring compliance and efficiency while collaborating with multidisciplinary teams to solve complex...

1 month ago

  •   5 - 7 years exp.  •   Business Services

$106K - $159K *

Elevate your career by delivering geotechnical engineering support for large-scale infrastructure projects. Collaborate with multidisciplinary teams to ensure compliance with design intent and mentor...

Vancouver, BCIn-Person

1 week ago

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

$125K - $270K *

Elevate your career by driving innovation in semiconductor processes. Collaborate with cross-functional teams to develop advanced techniques, enhance production efficiency, and lead projects that shap...

1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$120K - $145K *

Innovate cutting-edge semiconductor processes by developing advanced formulations, analyzing test data, and collaborating cross-functionally to enhance production efficiency and drive next-gen technol...

2 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$69K - $115K *

Shape the future of environmental safety by conducting engineering reviews of hazardous waste facilities, ensuring compliance with regulations, and collaborating with stakeholders to draft licenses an...

6 days ago

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

$82K - $114K *

Drive operational excellence in water and wastewater systems through strategic leadership, regulatory compliance, and effective team management, ensuring safe and reliable utility services for the com...

3 weeks ago

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

$95K - $115K *

Join a team that's dedicated to delivering engineering solutions across diverse sectors. Lead projects, conduct analyses, and oversee fieldwork while collaborating with professionals to ensure quality...

Reposted 2 days ago

  •   Less than 5 years exp.  •   Technical Services

$148K - $248K *

Champion the design and execution of innovative Electrical Engineering projects for Data Centers, leading a collaborative team while fostering client relationships and developing emerging talent in a...

4 weeks ago

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

$88K - $105K *

Partner with us to lead geotechnical projects, providing expert analysis and supervision while managing client relations and coaching staff to achieve project success and operational excellence...

Reposted 4 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$88K - $105K *

Transform geotechnical engineering practices by leveraging your expertise to manage projects, supervise teams, and collaborate with clients to deliver innovative solutions for various scale projects...

Reposted 4 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$92K - $133K *

Tackle complex geotechnical projects by leading analyses, design, and staff oversight while collaborating on diverse developments from educational to energy infrastructures, ensuring technical excelle...

Reposted 1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$90K - $133K *

Langan is seeking a Geotechnical Project Engineer/Manager to provide geotechnical engineering expertise through analysis and design, while managing projects and supervising staff engineers. This role...

Reposted 1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$88K - $105K *

Shape the future of environmental compliance by leading integrated projects across air, waste, and water sectors. Collaborate with multidisciplinary teams, supervise junior staff, and engage directly...

Reposted 2 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$90K - $133K *

Champion innovative environmental compliance solutions to ensure top-tier performance in multimedia permitting for data centers. Collaborate with industry leaders while managing diverse projects to en...

Reposted 2 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$120K - $145K *

Drive innovation in power-conversion hardware, collaborating across teams to design and validate high-performance electrical systems for cutting-edge electrochemical reactors, ensuring efficiency, saf...

1 week ago

  •   5 - 7 years exp.  •   Energy & Utilities

$105K - $130K *

Empower your career by leading hydrogeology and environmental projects. Collaborate with multidisciplinary teams to tackle complex groundwater challenges, ensuring technical excellence and client sati...

Denver, CORemote

4 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$105K - $130K *

Lead the charge in advancing hydrogeology projects, utilizing your expertise in groundwater management, field investigations, and modeling to deliver impactful solutions across mining and environmenta...

4 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$85K - $105K *

Shape innovative site design solutions for water infrastructure projects. Collaborate with multidisciplinary teams to deliver high-quality designs, from planning through construction, while enhancing...

2 weeks ago

  •   Less than 5 years exp.  •   Technical Services

$85K - $105K *

Join a team that's dedicated to delivering innovative site design solutions for water infrastructure projects. Collaborate with multidisciplinary experts to enhance your skills and contribute to impac...

2 weeks ago

  •   Less than 5 years exp.  •   Technical Services

$108K - $130K *

Join a dynamic team as you lead multi-shift manufacturing operations, driving safety, quality, and continuous improvement while fostering a high-performance culture and aligning plant objectives with...

1 week ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$90K - $120K *

Unlock potential by delivering expert hydraulic engineering solutions for pipeline and facility projects. Collaborate with a multidisciplinary team to conduct steady state and transient analyses, ensu...

1 week 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.