Water​/Wastewater Engineer

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.

ERG is seeking an experienced, highly motivated Water/Wastewater Engineer to lead and support a variety of water infrastructure projects. The role involves working directly with communities nationwide to assess infrastructure needs, develop projects, and access infrastructure funding, putting communities on a path to addressing critical challenges in delivering clean, safe drinking water and protecting water quality.

• Independently assessing community water and wastewater infrastructure needs and identifying practical solutions.
• Developing clear, well-organized planning documents and technical reports, such as Preliminary Engineering Reports.
• Preparing preliminary and detailed project designs that municipalities can use to secure infrastructure funding.
• Leading meetings with community stakeholders to gather information, present recommendations, and build project support and engagement.
• Depending on experience and background, contributing 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 efforts.

• 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.
• Strong written and verbal communication skills.

ERG offers competitive salaries and excellent benefits, including health and dental insurance, life insurance, long‑term disability, educational benefits, FSAs, a generous 401(k) plan, profit sharing, an EAP, 11–20 paid vacation days per year, 10 paid holidays per year, 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’re 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 Resumes‑ or call (781) 674‑7293.

ERG may screen applicants via telephone or video interviews on platforms such as Skype, Teams, Go To Meeting , or another type of video platform. If a job offer is extended, the candidate may be asked to meet in person with an ERG employee before providing confidential personal information associated with new employment.

Mid‑Senior level

Full‑time

Engineering and Information Technology

Business Consulting and Services

Washington, DC;
Fairfax, VA;
Chantilly, VA;
Arlington, VA;
Rockville, MD.