Water/Wastewater Engineer
Eastern Research Group
United States, Virginia, Fairfax Mar 02, 2026 ERG is a research and consulting firm that provides a wide range of support to federal, state, and commercial clients. ERG offers multidisciplinary teams with nationally recognized skills in engineering, science, economics, public health, informational technology, and communications. We hire people with the best minds and then provide them with a vibrant and flexible environment in which to develop their careers. The qualified individual must be highly motivated with the skills to prioritize, perform, and communicate effectively in a fast-paced environment. Job Description Independently assess community water and wastewater infrastructure needs and identify practical, cost‑effective solutions Develop clear, well‑organized planning documents and technical reports, including Preliminary Engineering Reports (PERs) Prepare preliminary and detailed project designs that municipalities can use to secure infrastructure funding Lead meetings with community stakeholders to gather information, present recommendations, and foster project support and engagement Depending on your experience and expertise, contribute to additional project areas, such as evaluating and promoting innovative water and wastewater treatment technologies, analyzing the design, cost, and environmental impacts of infrastructure projects, or supporting other related technical initiatives Qualifications and Skills Bachelor’s degree in Civil or Environmental Engineering Professional Engineer (PE) license in at least one U.S. state, or the ability and commitment to obtain a PE license within 12 months of hire 5+ years of relevant experience in municipal water or wastewater system planning and design, with exposure to a variety of treatment systems; experience with funding, financing, and governance frameworks for Capital Improvement Programs is a plus Willingness and ability to travel as needed to support community projects Strong written and verbal communication skills, with the ability to clearly convey technical information to diverse stakeholders Benefits ERG offers competitive salaries and excellent benefits, including health and dental insurance, life insurance, long-term disability, educational benefits, FSAs, a generous 401k plan, profit sharing, an EAP, 11-20 paid vacation days per year, 10 paid holidays per year, and 56 hours or more of sick leave (based on the state you work in) per year (pro-rated for part‑time) and more. ERG is an equal opportunity employer and complies with all applicable EEOC regulations. All qualified applicants will receive consideration for employment without regard to age, race, color, religion, sex, sexual preference, national origin, disability, or status as a protected veteran. If you are a qualified individual with a disability or a disabled veteran, you have the right to request a reasonable accommodation if you are unable or limited in your ability to use or access ERG’s online application process as a result of your disability. To request accommodation, please contact Human Resources via email at View email address on click.appcast.io or call View phone number on click.appcast.io. ERG fosters a friendly, flexible work environment. ERGers are dedicated to serving clients who are committed to making the world a better place. We promote and recognize principles of fairness and respect in the work we do, the partnerships we foster, and the culture we value both within and outside of our organization. #J-18808-Ljbffr
$80k - $180k
GFT is seeking a Wastewater Treatment Process Engineer to join our Water team! This role follows a hybrid work model, requiring regular attendance at one of our many offices. What you’ll be challenged to do: In this role you will lead and support design of wastewater treatment...WaterFull timeRemote work- Herndon, VirginiaEngineering - Water/Wastewater Engineering /Full time /HybridA. Morton Thomas and Associates, Inc. (AMT) is hiring a Civil Engineer - Water/Wastewater Engineering to collaborate in the planning, design, and implementation of infrastructure solutions for...WaterPermanent employmentFull timeTemporary workCasual workVisa sponsorship
$90k - $185k
...join our team - help us to design the infrastructure and buildings that improve the world! We are seeking an experienced Water/wastewater engineer with progressive experience in water and wastewater system planning, hydraulic modeling, design and construction management...WaterFull timeContract workTemporary workH1bFlexible hours- An engineering firm specializing in water solutions is seeking a self-motivated engineer in Virginia. This role involves assisting with wastewater and water treatment projects, providing construction management support, and engaging in business development. Candidates should...Water
- ...We are seeking an enthusiastic and experienced Industrial Water/Wastewater Engineer to join our National Industrial Water Team. This position will support our growing industrial water practice and will deliver planning, design, and construction project for our local and...WaterLocal areaFlexible hours
$72k - $97k
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Gannett Fleming, Inc. seeks a Wastewater Treatment Process Engineer to join their Water team. This role features a hybrid work model, requiring regular attendance at one of the offices. The engineer will lead and support design assessments and improvements in wastewater...Water- GFT is seeking a Wastewater Treatment Process Engineer to join our Water team. This role follows a hybrid work model, requiring regular attendance at one of our many offices. In this role you will lead and support the design of wastewater treatment through evaluation of...Water
$90k - $200k
GFT is seeking a Wastewater Treatment Design Engineer to join our Water team! This role follows a hybrid work model, requiring attendance at one of our many offices.Joining the water resources team at GFT means contributing to innovative solutions for sustainable water...WaterFull timeRemote work- Whitman, Requardt & Associates, LLP in Fairfax, VA is seeking an entry-level Water/Wastewater Engineer to join our team. Responsibilities include water and sewer modeling, facility evaluation, design, and construction administration. We value ABET-accredited degrees, 0-...WaterFull timeInternship
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...Water/Wastewater Process Mechanical EngineerAt Whitman, Requardt & Associates, LLP, we are "People Focused and Project Driven". We have been... ...of people and goods!The Water/Wastewater Process Mechanical Engineer will be responsible for the evaluation, planning, design, and...WaterFull timeTemporary workH1bWork at officeFlexible hours- ...seeks a qualified individual to independently assess community water and wastewater infrastructure needs. You will be responsible for... ...should have a Bachelor's degree in Civil or Environmental Engineering, 5+ years of relevant experience, and strong communication...Water
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- Overview Morton Thomas and Associates, Inc. (AMT) is hiring a Civil Engineer - Water/Wastewater Engineering to collaborate in the planning, design, and implementation of water, wastewater, and reclaimed water infrastructure projects. Responsibilities Prepare engineering...WaterPermanent employmentTemporary workVisa sponsorship
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$90k - $200k
GFT is looking for a Wastewater Treatment Design Engineer to join their Water team in Fairfax, Virginia. This role involves designing and optimizing wastewater treatment systems while ensuring compliance with environmental regulations. Ideal candidates have a BS in engineering...Water- GFT is seeking a Wastewater Treatment Design Engineer to join our Water team. This hybrid role requires attendance at an office and focuses on innovative, sustainable water infrastructure solutions including treatment, hydraulics, and data-driven optimization. You will...WaterWork at office
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- A consulting firm in Arlington, Virginia is seeking an experienced Water/Wastewater Engineer to lead water infrastructure projects. You will assess community needs, develop solutions, and prepare funding proposals. Candidates should have a Bachelor's degree in Civil or...Water
$110k - $150k
...good. Your impact This position is 100% on site at a client wastewater plant in VirginiaBy joining our team, you’ll get the... ...ll perform traditional Construction Administration / Resident Engineering functions for conformance with approved construction documents...WaterFull timeContract workFor contractorsWork experience placementWork at officeRemote work- ...further to learn how you could help make great things possible not only in your community, but around the world. In the role of Water Resources Engineer, we'll count on you to: Provide project engineering and task management, conduct difficult to complex hydraulic and...WaterLocal area
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