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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$81K - $91K *

Support engineering tasks in SCADA systems, collaborating with teams to create designs, troubleshoot issues, and ensure project accuracy while enhancing quality and efficiency in a dynamic environment...

United StatesRemote

2 days ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$112K - $196K *

Lead a dynamic team in urban/environmental planning, ensuring technical excellence and regulatory compliance on large-scale projects while managing budgets and timelines effectively...

United StatesRemote

5 days ago

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

$130K - $216K *

Lead the technical implementation of a large-scale platform modernization program, ensuring adherence to architectural standards and providing hands-on guidance across multiple teams and vendors for s...

United StatesRemote

2 weeks ago

  •   8 - 10 years exp.  •   Business Services

$140K - $187K *

Lead the charge in strategic and operational excellence for substation engineering, overseeing project execution, team development, and client relationships to drive growth and ensure high-quality del...

United StatesRemote

2 weeks ago

  •   5 - 7 years exp.  •   Energy & Utilities

$115K - $150K *

Join a team that's dedicated to advancing clean energy by developing and owning plant process simulation models. Collaborate across disciplines to enhance design, operations, and plant dynamics for in...

United StatesRemote

1 week ago

  •   5 - 7 years exp.  •   Energy & Utilities

$103K - $130K *

Lead complex public-sector consulting projects, managing scope, budget, and client relationships while ensuring quality and compliance across multidisciplinary teams and initiatives...

Alabama, USRemote

3 days ago

  •   5 - 7 years exp.  •   Technical Services

$120K - $140K *

Shape the future of cooling technology by developing cost models for large-scale systems. Collaborate with leadership and engineering to optimize pricing strategies, enhance margins, and drive growth...

United StatesRemote

2 weeks ago

  •   5 - 7 years exp.  •   Enterprise Technology

$86K - $140K *

Champion payroll excellence by processing and reconciling payroll across multiple regions, collaborating with cross-functional teams to enhance compliance, reporting, and automation for a seamless emp...

United StatesRemote

6 days ago

  •   Less than 5 years exp.  •   Consumer Technology

$84K - $126K *

Transform client engagement through data-driven insights and innovative CRM solutions. Lead a dynamic team to enhance client intelligence, streamline processes, and drive strategic marketing initiativ...

United StatesRemote

2 weeks ago

  •   5 - 7 years exp.  •   Energy & Utilities

$104K - $130K *

Join a team that's shaping the future of power systems for mission-critical facilities. Collaborate on complex projects, conduct in-depth studies, and enhance your expertise in a dynamic remote enviro...

United StatesRemote

2 days ago

  •   5 - 7 years exp.  •   Technical Services

$120K - $145K *

Lead the technical direction for gas compression projects, establishing standards and overseeing design integrity. Collaborate with teams to ensure compliance and optimize performance across major gas...

Houston, TXRemote

2 weeks ago

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

$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

$77K - $118K *

Elevate project delivery by managing cost and schedule reporting for semiconductor construction projects. Collaborate with cross-functional teams to ensure accurate financial tracking and effective co...

United StatesRemote

2 days ago

  •   Less than 5 years exp.  •   Technical Services

$77K - $118K *

Join a dynamic team to support semiconductor projects by managing cost and schedule reporting. Collaborate with engineering and procurement to ensure accurate project delivery and enhance organization...

United StatesRemote

2 days ago

  •   Less than 5 years exp.  •   Technical Services

$90K - $110K *

Join a team that's dedicated to managing and expanding industrial water treatment accounts across Ohio and Indiana. Leverage your technical expertise and consultative selling skills to drive growth an...

United StatesRemote

2 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$114K - $195K *

Transform infrastructure reliability by leading innovative projects, architecting scalable solutions, and collaborating cross-functionally. Drive technical excellence and mentor teams while ensuring o...

Minneapolis, MNRemote

1 week ago

  •   5 - 7 years exp.  •   Information Technology

$95K - $120K *

Elevate software quality assurance by testing GIS applications and validating complex datasets. Collaborate with developers and GIS specialists to ensure accuracy and reliability in geospatial data fo...

United StatesRemote

2 weeks ago

  •   Less than 5 years exp.  •   Aerospace & Defense

$110K - $130K *

Unlock potential by developing future leaders through strategic coaching and comprehensive programs. Drive talent assessment and succession planning initiatives while managing a high-travel role dedic...

Texas, USRemote

Reposted yesterday

  •   Less than 5 years exp.  •   Business Services

$130K - $150K *

Take ownership of transformative AI solutions by embedding within business units, identifying key operational challenges, and rapidly delivering demonstrable results that drive adoption and innovation...

United StatesRemote

1 week ago

  •   Less than 5 years exp.  •   Enterprise Technology

$85K - $110K *

Drive profitable growth and customer relationships in environmental services. Develop new business, retain accounts, and connect clients with analytical solutions while collaborating across teams to e...

Massachusetts, USRemote

1 week ago

  •   5 - 7 years exp.  •   Business Services

$85K - $110K *

Champion profitable growth and customer relationships in environmental services. Develop new business, retain accounts, and connect clients with analytical solutions while collaborating across teams t...

New Hampshire, USRemote

1 week ago

  •   5 - 7 years exp.  •   Business Services

$87K - $157K *

Lead the charge in designing and reviewing structural components for substation and transmission projects, ensuring quality control and mentoring junior engineers while engaging with clients and suppo...

United StatesRemote

5 days ago

  •   Less than 5 years exp.  •   Technical Services

$140K - $180K *

Champion growth by leveraging your consultative sales expertise to secure contracts and enhance client relationships in the public sector, specifically within Medicaid and Human Services programs. Dri...

RemoteRemote

3 weeks ago

  •   8 - 10 years exp.  •   Business Services

$206K - $242K *

Transform external attack capabilities by developing scalable workflows and automating reconnaissance processes. Drive innovation in offensive security, mentor teammates, and contribute to a high-impa...

United StatesRemote

2 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$125K - $150K *

Join a team that's dedicated to providing exceptional post-sales technical support for federal clients. You'll troubleshoot complex systems, collaborate with engineering teams, and ensure seamless ope...

United StatesRemote

2 weeks ago

  •   8 - 10 years exp.  •   Information Technology

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.