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

$115K - $125K *

Engineer impactful water and wastewater projects by overseeing all phases, from planning to execution, ensuring adherence to schedules, budgets, and quality standards, while fostering communication am...

Reposted today

  •   Less than 5 years exp.  •   Energy & Utilities

$115K - $125K *

Join a team that's driving innovative water and wastewater projects! As a key Project Manager, you will lead complex initiatives ensuring timely and successful delivery within budget while fostering c...

Reposted 1 week ago

  •   Less than 5 years exp.  •   Energy & Utilities

$115K - $125K *

Take ownership of diverse water and wastewater projects, overseeing all phases from planning to execution. Collaborate with stakeholders to ensure projects meet scope, quality, and budget constraints...

Reposted 1 week ago

  •   Less than 5 years exp.  •   Energy & Utilities

$280K - $330K *

Empower a dynamic engineering team by leading technical architecture, enhancing system reliability, and driving scalable solutions that support rapid growth in a fast-paced fintech environment. Foster...

United StatesRemote

Reposted today

  •   5 - 7 years exp.  •   Finance & Insurance

$90K - $133K *

Shape the future of environmental training by enhancing field procedures, performing audits, and fostering a positive learning culture among staff. Collaborate on safety initiatives while developing k...

Reposted 1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$46K - $128K *

Join the Environmental and Safety Engineering team to support compliance, risk assessment, and sustainability initiatives. This entry-level role offers hands-on experience in environmental engineering...

1 week ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$46K - $128K *

Partner with us to support environmental compliance and safety initiatives. This entry-level role involves collaborating with stakeholders to ensure regulatory adherence, risk assessment, and continuo...

1 week ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$100K - $120K *

Join a team that's tackling complex environmental challenges through innovative investigations and remediation strategies, ensuring compliance and client satisfaction while leading high-impact project...

2 weeks ago

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

$100K - $120K *

Drive impactful environmental solutions by leading complex investigations and remediation projects. Collaborate with a high-performing team to ensure client satisfaction while navigating regulatory la...

2 weeks ago

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

$139K - $258K *

Champion project success by managing global assignments, ensuring compliance with contracts, and coordinating activities across engineering disciplines to deliver quality results on time and within bu...

4 days ago

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

$78K - $105K *

Drive continuous improvement in manufacturing operations, enhancing quality and productivity while reducing waste. Collaborate across teams to implement effective processes and support safe, cost-effi...

3 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$98K - $142K *

Advance process engineering for GaAs IC and RF Power Transistors, focusing on Wet Etch. Drive improvements in quality, yield, and productivity while collaborating with cross-functional teams to enhanc...

2 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Transform water infrastructure projects by leading business development efforts and technical guidance across Texas. Establish relationships with key stakeholders and drive pursuits for complex flood...

Reposted yesterday

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$115K - $165K *

Lead complex mining and process engineering projects, optimizing client processes and enhancing project outcomes while mentoring teams and fostering client relationships in a collaborative environment...

3 weeks ago

  •   5 - 7 years exp.  •   Technical Services

$120K - $145K *

Join a team that's dedicated to managing complex international nuclear projects. Support the elimination of sensitive materials and infrastructure while collaborating with federal partners to develop...

1 week ago

  •   8 - 10 years exp.  •   Business Services

$80K - $95K *

Transform infrastructure projects as a Project Engineer, leading design and preparation of technical specifications for water and wastewater systems. Collaborate with teams to ensure quality delivery...

Reposted 2 weeks ago

  •   Less than 5 years exp.  •   Technical Services

$125K - $150K *

Champion the delivery of complex engineering projects, overseeing multiple teams while ensuring technical excellence and alignment with company standards. Drive strategic initiatives, mentor staff, an...

3 weeks ago

  •   11 - 15 years exp.  •   Manufacturing & Automotive

$88K - $105K *

Transform processes and mentor teams while delivering innovative solutions in high-purity cleaning across diverse industries. Collaborate with sales and operations to enhance project outcomes and driv...

1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$88K - $105K *

Unlock potential by bridging technical expertise with hands-on support, mentoring teams, and driving innovative solutions in high-purity cleaning across diverse industries. Join us to enhance processe...

1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$88K - $105K *

Join a dynamic team as you leverage your engineering expertise to enhance processes, mentor talent, and deliver innovative solutions in high-purity cleaning across diverse industries, while collaborat...

1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Champion innovative solutions as a Process Engineer, bridging technical expertise with hands-on support. Collaborate with teams to enhance processes and deliver exceptional results in high-purity clea...

1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Drive improvements in electrical systems and equipment reliability while ensuring safe operations. Collaborate cross-functionally to support repairs, system upgrades, and continuous enhancements for o...

Reposted 5 days ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Empower project success by leading high-impact transportation drainage initiatives, managing client relationships, and driving innovative solutions from concept to completion while ensuring compliance...

3 weeks ago

  •   11 - 15 years exp.  •   Technical Services

$125K - $150K *

Transform water resource management by leading a dynamic team, driving innovative solutions, and fostering client relationships in the mining and infrastructure sectors across North America...

Reposted 1 week ago

  •   11 - 15 years exp.  •   Manufacturing & Automotive

$90K - $140K *

Advance your career by managing diverse water and wastewater projects, fostering client relationships, and ensuring technical excellence. Collaborate with a dynamic team to deliver impactful solutions...

1 week ago

  •   5 - 7 years exp.  •   Technical Services

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.