2026-BWSO-005-CSI Intern

The NYC Department of Environmental Protection (DEP) enriches the environment and protects public health for all New Yorkers by providing 1.1 billion gallons of high quality drinking water, managing wastewater and stormwater, and reducing air, noise, and hazardous materials pollution. DEP is the largest combined municipal water and wastewater utility in the country, with nearly 6,000 employees. DEP's water supply system is comprised of 19 reservoirs and 3 controlled lakes throughout the system’s 2,000 square mile watershed that extends 125 miles north and west of the City.

The Bureau of Water and Sewer Operations (BWSO) is responsible for the operation, maintenance and protection of the City's drinking water and wastewater collection (sewer) systems, the protection of adjacent waterways, and the development and protection of the Department's Capital Water and Sewer Design Program. New York City has approximately 140,000 catch basins, 114,000 hydrants, 90,000 valves, 14 gatehouses, 3 reservoirs, 68 groundwater wells, a 100-million-gallon underground storage tank and 7,000 miles each of both sanitary sewers and water mains. The responsibility of maintaining these vast networks falls under the responsibility of BWSO. The Bureau also approves and inspects water and sewer connections performed by licensed plumbers and/or authorized contractors. In addition, the Bureau has overall responsibility for the approval and inspection of all public and private construction projects, which could affect the City’s water or sewer systems.

This position will be part of an internal rotational program, offering exciting opportunities to gain experience and knowledge across various areas within the Bureau.

The selected interns will work within the Water and Sewer Operations CSI (Collection System Investigations) Division, CSI is responsible for the investigation and analysis of the City's sewer systems. They accomplish this through both in house and contracted forces that perform a variety of functions. They perform visual and mechanical inspections and surveys of the sewers, analyze the results and make recommendations for the repairs, upgrades and replacements of the system as needed. They oversee repairs using lining and shotcrete methods and refer conditions to the Construction and Capital Program units for follow up. The selected intern will work under the supervision of an engineer who will monitor their work and provide them guidance. They will be involved in fieldwork and office work. Interns will assist engineers with various tasks, including field inspection, data collection, data entry, filing, report drafting, technical drawings, sample collection, data review, contract payments, field investigations, and others.

In addition, the summer intern will develop a final presentation to display assignments they have been involved with while working as an intern at the DEP Interns Closing Ceremony.

This position is part of a rotational program that allows the selected candidate to rotate through two roles with two different teams. The program offers an exciting opportunity to gain diverse experience and broaden knowledge across various areas within the bureau.

RECRUITMENT CONTACT: interns@dep.nyc.gov

SUMMER COLLEGE INTERN - 10234