**Overview** Carollo Engineers is an internationally recognized environmental engineering firm that specializes in the planning, design, and construction of water and wastewater facilities. We are seeking a Civil/Environmental Engineering Intern to work on projects related to the planning, analysis, and design of municipal water, wastewater, and stormwater distribution, collection, and conveyance systems, including but not limited to master plans, capital improvement program development, regional water quality and water supply studies, critical water reuse planning, and wet weather management projects that will create sustainable and resilient water supplies for the world. At Carollo you’ll make an impact at an organization that does meaningful work, fosters a collaborative team culture, and creates a diverse, inclusive environment where you feel like you belong. You’ll work alongside a collaborative and dynamic team of professionals that is truly passionate about our work. Carollo’s vision is to be the BEST water consulting firm and you’ll find that Carollo is also the best place for you to build your career. **Responsibilities** + Perform engineering work in various engineering fields (water and wastewater treatment; water, wastewater, and stormwater planning; asset management; and engineering services during construction) + Work on engineering designs + Assist preparing reports + Develop plans and specifications, and cost estimates for various projects + Check submittals for performance or conformity with plans and specifications + Assist with the preparation of technical memoranda, reports and electronic deliverables + Data entry and analysis + Hydraulic and hydrologic modeling + Data analytics and digital tools + Participate in field activities such as site investigations, and pilot testing **Qualifications** + High school diploma or equivalent + Finishing or completed junior year of college + Currently pursuing a bachelor’s or master’s degree in civil or environmental engineering field + Strong verbal and written communication skills + Proficient in Microsoft Word and Excel **Preferred Qualifications** + Experience and/or coursework in water/wastewater treatment and conveyance + Experience and/or coursework in hydraulics, hydrology, and chemistry + Previous related internship experience a plus, but not required + Passed or scheduled for the FE/EIT exam + Experience using engineering software (AutoCAD, Microstation, Revit, Sketch Up, ESRI ArcGIS) **Need help finding the right job?** We can recommend jobs specifically for you!EOE including disability/veteran (https://careers-carollo.icims.com/connect?back=intro&findajob=1&in\_iframe=1&hashed=-626002157) **Job Locations** _US-VA-Arlington_ **ID** _2025-3772_ **Category** _Engineering_ **Type** _Part-time, Temporary_