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

$187K - $257K *

Empower transformation initiatives by leading enterprise projects, managing stakeholder relationships, and driving strategic outcomes. Collaborate with diverse teams to define program strategies and e...

RemoteRemote

1 week ago

  •   8 - 10 years exp.  •   Healthcare

$110K - $130K *

Drive innovative electrical engineering solutions for complex industrial projects. Lead multidisciplinary teams from concept to construction, ensuring quality and client satisfaction while fostering b...

United StatesRemote

3 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$85K - $110K *

Lead the charge in developing innovative AI solutions, managing small-scale projects, and collaborating with cross-functional teams to enhance agentic workflows and maintain high-quality documentation...

Chicago, ILRemote

Reposted 2 days ago

  •   Less than 5 years exp.  •   Business Services

$83K - $133K *

Lead customer engagement and technical design for critical power projects, ensuring quality and compliance. Collaborate across teams to resolve issues and manage multiple projects, driving successful...

RemoteRemote

2 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$95K - $115K *

Help us advance food safety by providing expert technical support for CIP applications in liquid processing environments. Collaborate with sales and marketing teams to optimize customer solutions and...

Maryland, USRemote

4 days ago

  •   8 - 10 years exp.  •   Food & Beverages

$125K - $150K *

Champion innovative automation solutions in warehouse management. Lead complex integrations and guide engineering teams to enhance material handling processes. Collaborate on the Global Automation Roa...

Nashville, TNRemote

2 weeks ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$175K - $210K *

Transform infrastructure engineering by leading a global team to develop and implement design standards for AI factories, ensuring consistency and efficiency across projects while driving innovation a...

United StatesRemote

2 weeks ago

  •   8 - 10 years exp.  •   Enterprise Technology

$125K - $188K *

Champion client relationships and drive growth by managing engagements, expanding opportunities, and ensuring high-quality delivery. Collaborate with leadership to align operational priorities and fos...

Lenexa, KSRemote

5 days ago

  •   8 - 10 years exp.  •   Technical Services

$125K - $225K *

Oversee complex industrial construction projects, ensuring safety, quality, and timely completion. Lead multidisciplinary teams, manage contractor performance, and coordinate with stakeholders to achi...

United StatesRemote

1 week ago

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

$110K - $130K *

Champion a culture of safety and compliance by leading EHS initiatives across operations, ensuring regulatory adherence, and driving continuous improvement to protect team members and enhance organiza...

RemoteRemote

2 weeks ago

  •   8 - 10 years exp.  •   Food & Beverages

$110K - $130K *

Partner with us to lead multiple real estate projects in financial services, managing planning, execution, and closeout with a focus on MEP systems and automation. Your strategic insight will drive su...

Detroit, MIRemote

Reposted 2 weeks ago

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

$90K - $140K *

Unlock potential by driving strategic sales growth in Hydropower & Renewables. Collaborate cross-functionally to develop key accounts, influence project opportunities, and expand market presence in th...

Deerfield Beach, FLRemote

2 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$75K - $90K *

Collaborate with diverse teams to provide expert technical guidance and direction for geotechnical projects, ensuring feasibility and efficient bidding processes through thorough analysis and innovati...

RemoteRemote

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Lead the charge in operational readiness and logistics strategies to enhance production efficiency. Drive continuous improvement initiatives while coordinating cross-functional teams to ensure seamles...

United StatesRemote

4 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$171K - $257K *

Unlock your potential as a leader in Cyber Resilience, driving innovative solutions and enabling sales teams to excel. Collaborate cross-functionally to align strategies and empower partners, ensuring...

Washington, DCRemote

3 weeks ago

  •   8 - 10 years exp.  •   Information Technology

$110K - $130K *

Join a team that's shaping the future of energy by optimizing power systems. Leverage your expertise in mathematical optimization and transmission planning to develop innovative solutions for grid cha...

Austin, TXRemote

2 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

$120K - $150K *

Join a team that's redefining energy solutions. As a Senior Electrical Engineer, you'll lead design and execution of cutting-edge Solar and Battery Storage projects while mentoring peers and driving t...

Bedminster, NJRemote

Reposted 1 week ago

  •   Less than 5 years exp.  •   Energy & Utilities

$100K - $120K *

Join a team that's dedicated to optimizing project planning and cost control for renewable energy initiatives. Lead efforts in scheduling, compliance, and reporting to ensure project success from ince...

United StatesRemote

3 weeks ago

  •   5 - 7 years exp.  •   Energy & Utilities

$150K - $180K *

Lead the charge in developing innovative modeling approaches for power utilization across large-scale infrastructure. Collaborate with cross-functional teams to enhance decision-making and optimize re...

Menlo Park, CARemote

3 weeks ago

  •   8 - 10 years exp.  •   Enterprise Technology

$64K - $102K *

Elevate network performance by deploying and optimizing voice solutions, ensuring 99.999% uptime. Collaborate on network planning and security, while providing expert support and documentation for com...

RemoteRemote

Reposted 1 week ago

  •   8 - 10 years exp.  •   Technical Services

$107K - $173K *

Lead the charge in optimizing SAP FICO systems, collaborating with Finance teams to enhance financial processes, ensuring compliance, and driving impactful projects on the SAP S4 HANA platform for imp...

Pennsylvania, USRemote

1 week ago

  •   8 - 10 years exp.  •   Business Services

$110K - $130K *

Take ownership of large-scale construction projects, managing stakeholders and ensuring compliance. Oversee project governance, track milestones, and enhance processes while fostering client relations...

United StatesRemote

2 days ago

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

$118K - $177K *

Shape the future of geospatial solutions by providing expert technical guidance and support to clients and teams. Drive project success through operational excellence, client relations, and innovative...

United StatesRemote

2 weeks ago

  •   11 - 15 years exp.  •   Manufacturing & Automotive

$110K - $125K *

Elevate the paper manufacturing sector by driving sales and fostering relationships with key accounts. Leverage your expertise to identify and implement effective chemical applications that enhance ef...

RemoteRemote

Reposted 3 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$87K *

Lead the charge in maintaining and managing HVAC/Refrigeration systems across the Northeast, ensuring optimal performance and compliance while supervising technicians and overseeing inventory and vend...

Massachusetts, USRemote

6 days ago

  •   5 - 7 years exp.  •   Retail & Consumer Goods

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.