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Senior Wastewater Engineer Jobs (NOW HIRING)

Trilon

Senior Wastewater Analyst/Engineer

Woburn, MA · Hybrid

We are seeking an experienced and motivated Senior Wastewater Analyst/Engineer to join our growing water/wastewater team. In this role, you will lead and support a wide range of wastewater ...

kennedyjc

Senior Water/Wastewater Engineer

Seattle, WA · Hybrid

$105K - $179K/yr

Kennedy Jenks is seeking a Senior Water and Wastewater Engineer to join our growing Water and Wastewater Infrastructure team in Washington. This role is ideal for an experienced engineer who can ...

kennedyjc

Senior Water/Wastewater Engineer

Federal Way, WA · Hybrid

$105K - $179K/yr

Kennedy Jenks is seeking a Senior Water and Wastewater Engineer to join our growing Water and Wastewater Infrastructure team in Washington. This role is ideal for an experienced engineer who can ...

Trilon

Senior Wastewater Analyst/Engineer

Boston, MA · Hybrid

We are seeking an experienced and motivated Senior Wastewater Analyst/Engineer to join our growing water/wastewater team. In this role, you will lead and support a wide range of wastewater ...

Trilon

Senior Wastewater Analyst/Engineer

Quincy, MA · Hybrid

We are seeking an experienced and motivated Senior Wastewater Analyst/Engineer to join our growing water/wastewater team. In this role, you will lead and support a wide range of wastewater ...

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Senior Wastewater Engineer information

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$59.5K

$126.6K

$183.5K

How much do senior wastewater engineer jobs pay per year?

As of Aug 9, 2026, the average yearly pay for senior wastewater engineer in the United States is $126,557.00, according to ZipRecruiter salary data. Most workers in this role earn between $104,500.00 and $143,500.00 per year, depending on experience, location, and employer.

What are some common challenges a senior wastewater engineer faces when managing large-scale projects?

Senior Wastewater Engineers often encounter challenges such as coordinating multidisciplinary teams, addressing regulatory compliance issues, and balancing project budgets and timelines. Navigating complex permitting processes and ensuring designs meet evolving environmental standards requires strong technical and communication skills. Additionally, managing stakeholder expectations—including clients, government agencies, and the public—can be demanding but is essential for project success.

What is the difference between Senior Wastewater Engineer vs Wastewater Project Engineer?

AspectSenior Wastewater EngineerWastewater Project Engineer
Required CredentialsBachelor's degree in Civil or Environmental Engineering; Professional Engineer (PE) license often preferredBachelor's degree in Civil or Environmental Engineering; PE license may be preferred but less common
Work EnvironmentDesign, planning, and oversight of wastewater systems; leadership roles in projectsAssists in project execution, technical support, and coordination on wastewater projects
Employer & Industry UsageConsulting firms, municipal agencies, environmental firmsEngineering firms, construction companies, municipal departments

The main difference between a Senior Wastewater Engineer and a Wastewater Project Engineer lies in experience, responsibilities, and leadership. Senior Wastewater Engineers typically have more experience, hold a PE license, and oversee entire projects or teams. Wastewater Project Engineers focus on supporting project tasks and technical execution. Both roles are essential in wastewater industry projects, but the senior position involves greater oversight and strategic planning.

What are the key skills and qualifications needed to thrive as a senior wastewater engineer?

To thrive as a Senior Wastewater Engineer, you need a strong background in civil or environmental engineering, thorough knowledge of wastewater treatment processes, and typically a Professional Engineer (PE) license. Familiarity with design software like AutoCAD, hydraulic modeling tools, and regulatory compliance systems is crucial. Outstanding project management, leadership, and communication skills distinguish top performers in this role. These skills ensure effective design, implementation, and oversight of complex projects that protect public health and the environment.

What does a senior wastewater engineer do?

A Senior Wastewater Engineer is responsible for designing, planning, and overseeing projects related to the treatment and disposal of wastewater. They ensure that systems comply with environmental regulations and work efficiently to protect public health and the environment. Their duties often include project management, supervising junior engineers, conducting site inspections, and collaborating with stakeholders to develop sustainable solutions. Additionally, they may be involved in upgrading existing facilities and implementing innovative treatment technologies.
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What cities are hiring for Senior Wastewater Engineer jobs? Cities with the most Senior Wastewater Engineer job openings:
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Senior Wastewater Engineer jobs near you
Infographic showing various Senior Wastewater Engineer job openings in the United States as of August 2026, with employment types broken down into 93% Full Time, 2% Part Time, and 5% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $126,557 per year, or $60.8 per hour.

Senior Water/Wastewater Engineer

GRW Engineers, Inc.

Knoxville, TN • On-site

Full-time

Re-posted 6 days ago

Job description

Are you a motivated and creative Senior Water/Wastewater Engineer with a passion for innovation, sustainable design and environmental responsibility? Join a leading design firm! GRW has a career opportunity available for an experienced Senior Water/Wastewater Engineer to lead our Knoxville, TN office and grow our Water practice in Tennessee.Protecting public and environmental health, adequate water, wastewater and stormwater facilities are essential for communities to grow and attract new business. The design of this infrastructure is a cornerstone of GRW's service offerings. Our water resource professionals deliver fiscally responsive, operationally efficient solutions by working in partnership with locally elected officials, drinking water and wastewater service providers, and state environmental and health administrators.GRW offers a challenging work environment combining the latest in engineering concepts with career development to keep personnel up to date with the latest technologies and advancements. Responsibilities will include planning, design and construction administration of utility infrastructure projects. GRW is seeking the following qualifications: Bachelors or Master's of Science in Civil EngineeringTennessee Professional Engineer (PE) registrationMinimum 10 years' experience with design and construction administration of water utility and wastewater utility infrastructure projects in a consulting environment Excellent oral and written communication skills to effectively write reports and business correspondence, and present information and respond to questions from managers, clients, and the publicHigh level of organizational skills and attention to detailExcellent time management skillsAbility to plan project resources, maintain schedules and stay within budgetAbility to work well independently and as part of a teamDesire, motivation, and ability to exceed the firm's and clients' expectationsGRW looks for individuals eager to develop their skills and work on teams with other dedicated employees to complete the projects our clients need. Hiring the most qualified employees is critical to us and the success of our company.When you join GRW you'll be working for an award-winning, full-service design consulting firm with a history of more than 60 years serving our regional, national, and occasionally international clients. This type of opportunity does not become available often! We invite you to apply to join our team!Equal Opportunity Employer/Female/Male/Veterans/Disabled
Job Posted by ApplicantPro