Senior Water/Wastewater Engineer Jobs

Senior water and wastewater engineers help communities and organizations plan, design, and improve the systems that deliver clean water and safely manage wastewater. These experienced professionals lead technical work across treatment plants, pipelines, pump stations, and other critical infrastructure. Explore vetted senior engineering opportunities on Ladders, including roles with salaries of $100,000 or more.

What Senior Water/Wastewater Engineers Do

Responsibilities vary by employer and project, but senior engineers commonly evaluate existing systems, develop engineering plans, prepare technical reports, and guide projects from early studies through construction. They may oversee process, civil, or hydraulic design; review calculations and drawings; coordinate permitting; and support construction administration and commissioning. Many roles also involve mentoring engineers and working closely with clients, utilities, contractors, and regulators.

Skills and Qualifications

Employers typically seek a degree in civil, environmental, or a related engineering field, along with substantial experience in water or wastewater projects. A Professional Engineer (PE) license is often preferred or required, particularly for roles that involve approving engineering work. Valuable qualifications include knowledge of treatment processes, hydraulic modeling, design standards, regulatory requirements, project management, and technical communication.

Career Paths and Work Settings

Senior water/wastewater engineers work for engineering consultancies, water utilities, public agencies, and infrastructure organizations. Depending on the employer, they may specialize in drinking water treatment, wastewater treatment, collection and distribution systems, reuse, stormwater, or resilient infrastructure. Experienced engineers can advance into principal engineer, technical director, department manager, or project executive positions.

Find Senior Water/Wastewater Engineer Jobs on Ladders

Search Ladders for senior water and wastewater engineering roles that match your expertise, location, and career goals. Ladders focuses on vetted professional opportunities paying $100,000 or more, helping experienced engineers explore their next career move.

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$110K - $130K *

Drive your career with a pivotal role overseeing commissioning for utility-scale PV and BESS projects. Collaborate with diverse teams to ensure seamless execution, optimize processes, and manage techn...

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2 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

$95K - $130K *

Lead the charge in advancing automation and controls technologies across global operations, ensuring compliance and operational readiness while collaborating with international teams to implement inno...

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1 week ago

  •   5 - 7 years exp.  •   Food & Beverages

$86K - $112K *

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Reposted 1 week ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$118K - $180K *

Lead a team in tackling complex electrical engineering projects, ensuring successful delivery through effective coordination, technical oversight, and client engagement. Drive innovation and mentor te...

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3 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$92K - $115K *

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3 weeks ago

  •   Less than 5 years exp.  •   Technical Services

$98K - $150K *

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Texas, USRemote

2 weeks ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$95K - $115K *

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Reposted 2 days ago

  •   Less than 5 years exp.  •   Pharmaceuticals & Biotech

$104K - $141K *

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3 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$120K - $130K *

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Toronto, ONRemote

3 weeks ago

  •   5 - 7 years exp.  •   Staffing

$110K - $132K *

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Reposted 1 week ago

  •   Less than 5 years exp.  •   Aerospace & Defense

$100K - $152K *

Optimize project management processes by delivering accurate cost estimates, coordinating schedules, and implementing project controls. Collaborate with engineering teams to ensure timely completion o...

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Today

  •   5 - 7 years exp.  •   Technical Services

$125K - $150K *

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Reposted 2 days ago

  •   Less than 5 years exp.  •   Technical Services

$129K - $210K *

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5 days ago

  •   5 - 7 years exp.  •   Consumer Technology

$126K - $164K *

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1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$118K - $180K *

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6 days ago

  •   11 - 15 years exp.  •   Technical Services

$120K - $145K *

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1 week ago

  •   11 - 15 years exp.  •   Energy & Utilities

$92K - $134K *

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1 week ago

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

$77K - $126K *

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2 weeks ago

  •   5 - 7 years exp.  •   Telecommunications & Hardware

$72K - $90K *

Advance your career by supporting project teams, managing deliverables, and ensuring project profitability and timelines in a dynamic construction environment. Collaborate effectively to drive project...

Illinois, USRemote

Today

  •   Less than 5 years exp.  •   Energy & Utilities

$130K *

Help us design and oversee high voltage substations, ensuring quality and compliance. Collaborate with utilities and manage external consultants to deliver reliable power solutions for data centers ac...

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4 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$110K - $130K *

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1 week ago

  •   5 - 7 years exp.  •   Information Technology

$129K - $214K *

Join a dynamic team as a senior leader in EHS, driving safety and compliance for a groundbreaking nuclear construction project. Lead a multidisciplinary team, ensuring the highest safety standards acr...

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5 days ago

  •   11 - 15 years exp.  •   Business Services

$113K - $188K *

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2 weeks ago

  •   5 - 7 years exp.  •   Business Services

$83K - $161K *

Join us to lead testing efforts on complex software projects, mentor junior engineers, and collaborate with cross-functional teams to ensure high-quality products meet all functional, performance, and...

United StatesRemote

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  •   5 - 7 years exp.  •   Finance & Insurance

$74K - $130K *

Elevate your career by leading design efforts in transportation projects, utilizing OpenRoads Designer. Collaborate with engineers to deliver high-quality solutions while ensuring compliance with stan...

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4 weeks ago

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

Frequently Asked Questions (FAQ)

  • What does a senior water/wastewater engineer do?question toggle

    A senior water/wastewater engineer plans and leads engineering work for water and wastewater infrastructure. Duties may include treatment process and pipeline design, hydraulic analysis, technical reviews, permitting support, project management, and mentoring engineering teams.

  • What qualifications are typically required for senior water/wastewater engineer jobs?question toggle

    Employers commonly require a bachelor's degree in civil, environmental, or a related engineering discipline and significant relevant project experience. A Professional Engineer (PE) license is frequently preferred or required, depending on the position and jurisdiction.

  • Where do senior water/wastewater engineers work?question toggle

    They work for engineering consulting firms, water and wastewater utilities, government agencies, and infrastructure companies. Projects can involve treatment facilities, pipelines, pump stations, water reuse, stormwater, and system upgrades.

  • Do senior water/wastewater engineers need a PE license?question toggle

    Many senior roles prefer or require a PE license, especially when the engineer is responsible for approving or sealing designs. Requirements vary by employer, project responsibilities, and state or local regulations.

  • What is the salary for a senior water/wastewater engineer?question toggle

    Pay varies based on location, experience, licensure, employer, and project scope. Ladders features vetted professional jobs paying $100,000 or more, including qualifying senior water and wastewater engineering opportunities.