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.
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.
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.
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.
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.
$100K - $120K *
Transform customer operations by designing integrated material flow solutions. Analyze data, map processes, and create layouts that enhance efficiency across functional areas, ensuring seamless order...
Reposted 2 days ago
Senior Business Applications Engineer
$150K - $200K *
Lead the charge in transforming business challenges into innovative solutions by leveraging your expertise in automation and integration. Collaborate across teams to enhance operational efficiency and...
1 week ago
Senior Substation Commissioning Specialist
$140K - $185K *
Innovate the future of energy by leading the commissioning of electrical substations. Oversee testing, validation, and project management while collaborating with diverse teams across the nation to en...
1 week ago
Director of Geotechnical Engineering
$160K - $260K *
Lead a team that shapes geotechnical engineering standards and quality. Engage with infrastructure stakeholders to enhance trust in subsurface intelligence technology while driving technical excellenc...
2 days ago
Director of Geotechnical Engineering
$160K - $260K *
Join us to lead geotechnical engineering standards and quality, driving technical credibility and customer engagement in civil infrastructure projects. Collaborate across teams to translate engineerin...
2 days ago
Director of Geotechnical Engineering
$160K - $260K *
Champion geotechnical engineering excellence by leading standards and quality. Engage with infrastructure stakeholders to enhance trust in subsurface intelligence technology while driving collaboratio...
2 days ago
Director of Geotechnical Engineering
$160K - $260K *
Shape the future of geotechnical engineering by leading standards and quality initiatives. Collaborate with cross-functional teams to enhance product capabilities and drive customer engagement in comp...
3 days ago
$135K - $160K *
Transform data landscapes by designing and maintaining scalable data pipelines using Azure services, Python, and Spark. Collaborate with cross-functional teams to deliver reliable data solutions that...
3 weeks ago
Electrical Engineer 4 - Washington State Ferries
$100K - $135K *
Elevate your career by applying your maritime electrical engineering expertise to enhance the safety and reliability of Washington's ferry fleet. Join a dedicated team focused on innovative vessel mod...
2 weeks ago
Senior Substation and Transmission Estimator
$100K - $120K *
Transform utility project estimating through advanced analysis, mentoring, and collaborative support. Provide best-in-class service, ensuring accuracy and efficiency in project estimations while guidi...
Reposted 2 weeks ago
$110K - $130K *
Empower your career by bridging RF cyber-research and software implementation. Lead multidisciplinary teams to define system architectures and convert findings into actionable solutions for cutting-ed...
1 week ago
$82K - $172K *
Innovate your career as you design and maintain mission-critical software for defense financial systems. Lead a growing team, integrate AI capabilities, and ensure compliance in both classified and un...
1 week ago
$91K - $148K *
Transform your career by leading complex projects, managing resources, and ensuring quality deliverables. Collaborate with diverse teams to drive strategic initiatives and maintain client relationship...
2 weeks ago
$105K - $126K *
Lead and optimize subcontract management by negotiating agreements, ensuring compliance, and collaborating with stakeholders to drive successful federal contracting outcomes while mentoring junior sta...
4 weeks ago
$160K - $187K *
Grow your career with a hands-on Engineering Manager role leading a dynamic team to enhance an AI-powered healthcare hiring platform, ensuring quality, reliability, and innovation across multiple tech...
1 week ago
$86K - $138K *
Transform cloud financial operations in a mission-critical role, managing AWS costs and optimizing resources for a large-scale federal modernization initiative. Collaborate with diverse teams to enhan...
2 weeks ago
Control System Designer, Data Centers - Remote (U.S.)
$110K - $130K *
Join a team that's shaping the future of data center automation. In this role, you'll design cutting-edge control systems for critical infrastructure projects globally, collaborating with diverse team...
3 weeks ago
Infrastructure Solutions Engineer Senior Consultant II
$90K - $153K *
Empower engineering teams by driving enterprise-scale Infrastructure as Code (IaC) initiatives. Design and build reusable automation solutions, establish standards, and collaborate across teams to tra...
2 weeks ago
Senior Manager, Regulatory Affairs
$120K - $145K *
Transform regulatory strategies for rare disease and cardio-pulmonary drug-device programs. Collaborate with cross-functional teams to ensure compliance and drive successful submissions globally, supp...
3 weeks ago
$100K - $120K *
Help us drive growth by identifying and closing automation opportunities. Collaborate with technical teams to deliver tailored solutions, build lasting customer relationships, and exceed sales targets...
3 weeks ago
Account Manager - Life Science, Water Treatment
$90K - $125K *
Help us drive growth in the water and wastewater sector by providing technical support, developing market strategies, and generating sales across the Northeast US region. Your expertise will be crucia...
1 week ago
Senior Transmission Line Engineer
$73K - $132K *
Grow your career with a dynamic team solving complex challenges in electric transmission design for high-voltage systems, ensuring compliance with industry standards and delivering impactful projects...
Yesterday
$95K - $115K *
Elevate your career by leading technology-driven manufacturing projects. Drive complex initiatives from concept to delivery, ensuring quality and profitability while collaborating with cross-functiona...
Reposted 5 days ago
$105K - $112K *
Drive the success of a dynamic SDR team by shaping outbound sales strategies, mentoring talent, and optimizing lead generation processes. Collaborate with leadership to build a high-performing team th...
1 month ago
Senior Licensing Operations Specialist
$95K - $115K *
Join a team that's dedicated to optimizing software order fulfillment and licensing. In this senior role, you'll analyze complex configurations, drive issue resolution, and enhance operational process...
Yesterday
What does a senior water/wastewater engineer do?
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?
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?
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?
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?
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.