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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$100K - $120K *

Elevate your career by designing cutting-edge electrical systems for hyperscale data centers. Collaborate globally on high-profile projects while ensuring compliance with industry standards and advanc...

Atlanta, GARemote

1 week ago

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

$95K - $115K *

Shape your career by designing cutting-edge electrical systems for hyperscale data centers. Collaborate globally on high-profile projects while ensuring compliance with industry standards and advancin...

Los Angeles, CARemote

1 week ago

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

$80K - $95K *

Seeking an Electrical Engineer with 2+ years in building electrical design, focusing on mission critical and data center facilities. Collaborate globally on high-profile projects while developing expe...

Los Angeles, CARemote

1 week ago

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

$80K - $95K *

Unlock potential by joining a dynamic team focused on innovative electrical design for mission-critical facilities. Collaborate globally on high-profile projects, enhancing your skills in a hands-on...

Arlington, VARemote

6 days ago

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

$80K - $110K *

Shape the future of electric power generation by designing innovative instrumentation and control systems. Collaborate with diverse teams to deliver advanced solutions and lead projects that enhance e...

Warrenville, ILRemote

2 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$84K - $129K *

Champion innovative solutions in instrumentation and control systems for power plants. Collaborate with engineers to design, troubleshoot, and enhance digital systems, ensuring project success and cli...

United StatesRemote

3 weeks ago

  •   5 - 7 years exp.  •   Technical Services

$100K - $120K *

Lead the charge in pre-construction management for utility-scale projects, ensuring accurate scope, budget, and schedule development. Collaborate with cross-functional teams to mitigate risks and deli...

Boise, IDRemote

3 weeks ago

  •   5 - 7 years exp.  •   Energy & Utilities

$69K - $99K *

Collaborate with multi-disciplinary teams to evaluate and implement environmental regulations for diverse energy projects. Utilize your expertise to prepare impact studies, permit applications, and co...

United StatesRemote

Today

  •   Less than 5 years exp.  •   Technical Services

$156K - $178K *

Advance the ERP landscape by leading transformation initiatives, optimizing solutions, and managing a skilled technical team to enhance organizational efficiency and support strategic goals. Drive mod...

Minnesota, USRemote

Reposted 1 week ago

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

$170K - $220K *

Lead continuous improvement initiatives across QSR operations, driving cultural transformation and operational excellence. Manage CI strategies, develop leaders, and ensure alignment with enterprise g...

United StatesRemote

3 weeks ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$150K - $170K *

Join a team that's dedicated to overseeing construction projects, ensuring compliance with safety regulations, and driving operational excellence. Lead on-site teams, manage budgets, and collaborate w...

United StatesRemote

5 days ago

  •   8 - 10 years exp.  •   Energy & Utilities

$120K - $145K *

Innovate cloud-based software solutions for the energy sector, collaborating with cross-functional teams to enhance power systems engineering processes. Leverage cutting-edge technologies to drive pro...

Austin, TXRemote

Reposted yesterday

  •   5 - 7 years exp.  •   Energy & Utilities

$90K - $110K *

Champion growth by expanding dealership networks and driving financing adoption in the powersports industry. Build relationships, identify opportunities, and enhance dealer experiences through strateg...

RemoteRemote

Today

  •   5 - 7 years exp.  •   Finance & Insurance

$145K - $222K *

Unlock your potential in a remote Mechanical Analysis role, supporting nuclear power uprates. Collaborate with clients and teams to enhance power generation, manage resources, and mentor junior engine...

United StatesRemote

Today

  •   8 - 10 years exp.  •   Technical Services

$120K - $130K *

Champion innovative electrical engineering solutions while leading project teams in the design and optimization of power systems. Collaborate with clients across diverse sectors, ensuring technical ex...

Rm Of Sherwood, SKRemote

4 weeks ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$110K - $172K *

Lead the charge in revolutionizing the data center market by driving new business. Utilize your technical expertise and commercial insight to develop strategies that enhance revenue and establish stro...

United StatesRemote

Reposted 2 weeks ago

  •   5 - 7 years exp.  •   Business Services

$80K - $95K *

Partner with us to deliver tailored solutions and in-depth demos, supporting a dynamic sales pipeline. Leverage your technical expertise to drive customer success and collaborate with teams to enhance...

United StatesRemote

Reposted 2 days ago

  •   Less than 5 years exp.  •   Enterprise Technology

$110K - $130K *

Join a dynamic team where you'll engage customers, translate their needs into effective proposals, and collaborate on innovative solutions to drive success in the broadband service industry, enhancing...

Philadelphia, PARemote

Reposted 2 weeks ago

  •   8 - 10 years exp.  •   Telecommunications & Hardware

$87K - $115K *

Transform critical facilities by providing technical leadership in commissioning projects. Collaborate with diverse teams to ensure compliance, manage schedules, and execute testing for complex electr...

United StatesRemote

5 days ago

  •   5 - 7 years exp.  •   Technical Services

$116K - $164K *

Engineer comprehensive land development projects for EV and AV charging stations. Oversee design, permitting, and construction phases while managing budgets and client communications. Collaborate with...

United StatesRemote

Today

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

$100K - $120K *

Accelerate your career by partnering with leaders to develop innovative solutions, guide engineering best practices, and ensure high-quality infrastructure. Collaborate with teams to achieve technical...

Mclean, VARemote

Reposted 2 weeks ago

  •   Less than 5 years exp.  •   Enterprise Technology

$200K *

Shape the future of underground engineering by leading tunnel and trenchless projects. Leverage your extensive experience to manage teams, develop proposals, and enhance client relationships while ens...

Englewood, CORemote

3 weeks ago

  •   11 - 15 years exp.  •   Business Services

$121K - $218K *

Lead and develop a multidisciplinary engineering team, ensuring effective design, configuration, and lifecycle management of complex infrastructure products while balancing technical risks and program...

Austin, TXRemote

2 days ago

  •   8 - 10 years exp.  •   Consumer Technology

$85K - $125K *

Shape compliance strategies across hardware and biotech sectors, ensuring products meet global regulatory standards and collaborating with cross-functional teams to drive innovative solutions and main...

Massachusetts, USRemote

Reposted 1 week ago

  •   5 - 7 years exp.  •   Pharmaceuticals & Biotech

$110K - $130K *

Join a dynamic team as a Senior Project Manager, leading national infrastructure projects for financial services clients. Drive strategic objectives while managing multiple projects from initiation to...

Atlanta, GARemote

2 weeks ago

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

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.