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  • A leading engineering firm is seeking a Water/Wastewater Engineering Intern to join their Austin, TX office for this summer internship. You will collaborate with seasoned engineers on impactful projects, enhancing your technical and communication skills while gaining real... 
    Internship
    Summer work
    Summer internship
    Work at office

    Ardurra

    Austin, TX
    2 days ago
  • $22 - $26 per hour

    A leading water resources company in Walnut Creek is seeking a summer 2026 Water/Wastewater Intern. This role involves gaining real-world experience while conducting CFD modeling and supporting wastewater sampling projects. The ideal candidate should be enrolled in an Engineering... 
    Internship
    Hourly pay
    Summer internship
    Local area

    HDR, Inc.

    Walnut Creek, CA
    4 days ago
  • A regional wastewater management organization in Maryland Heights is offering a 5-week summer internship for students in the ERTC Program at SIUE. Interns will gain hands-on experience in wastewater treatment processes and daily operations, working alongside skilled professionals... 
    Internship
    Summer work
    Summer internship

    Metropolitan St. Louis Sewer District

    Maryland Heights, MO
    1 day ago
  • $18.4 - $30.2 per hour

    A leading environmental engineering firm is offering a Summer Internship in Honolulu, where interns will gain hands-on experience in water and wastewater treatment projects. Ideal candidates are currently enrolled students in engineering programs with a minimum GPA of 3... 
    Internship
    Hourly pay
    Summer internship

    Brown and Caldwell, Inc.

    Honolulu, HI
    3 days ago
  • A local government agency in Seattle seeks a Summer CAD Designer intern to assist with wastewater treatment facility projects. The intern will create technical drawings, update as-builts, and conduct site visits while working in a hybrid model. Ideal candidates are enrolled... 
    Internship
    Summer internship
    Local area

    King County, WA

    Seattle, WA
    3 days ago
  • Water/Wastewater Engineering Intern Dewberry is currently seeking a Water/Wastewater Engineering Intern for Summer 2026 to work on a variety of water/wastewater related projects in our Orlando, FL office. This is an excellent opportunity for an enthusiastic and talented... 
    Internship
    Full time
    Work experience placement
    Summer work
    Summer internship
    Work at office
    Local area

    Dewberry Engineers Incorporated

    Orlando, FL
    3 days ago
  • A municipal government agency in New York is seeking an Environmental Engineer Intern responsible for supporting wastewater treatment processes and compliance. The role involves data analysis, reporting, and consultations on treatment plant issues. Candidates should hold... 
    Internship
    Permanent employment

    City of New York

    New York, NY
    2 days ago
  • Water/Wastewater Intern (Summer 2026) - ( 191462 ) At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every... 
    Internship
    Summer work
    Summer internship
    Work at office

    Fashion Institute of Design & Merchandising

    Folsom, CA
    2 days ago
  •  ...could help make great things possible not only in your community, but around the world. HDR is looking for a summer 2026 Water/Wastewater Intern candidate to join our Water Business Group in Walnut Creek, CA. We believe water is more than a resource, it's a shared... 
    Internship
    Summer work
    Summer internship
    Work at office
    Local area

    HDR

    Walnut Creek, CA
    11 hours ago
  • A leading engineering firm dedicated to water solutions is seeking interns to assist with engineering work in water and wastewater treatment. Candidates should be completing their junior year of college and possess strong communication skills. Responsibilities include assisting... 
    Internship

    Carollo Engineers, Inc.

    Phoenix, AZ
    2 days ago
  • A civil engineering firm in Miami is seeking Engineering students for an internship with their Water/Wastewater Team. This role involves using technical software, contributing to civil engineering designs, and collaborating with project managers. Candidates should be pursuing... 
    Internship

    Kimley-Horn

    Miami, FL
    1 day ago
  • $22 - $26 per hour

     ...within our communities, we constantly ask ourselves: What is our impact on the world? HDR is looking for a summer 2026 Water/Wastewater Intern candidate to join our Water Business Group in Walnut Creek, CA. We believe water is more than a resource, it's a shared responsibility... 
    Internship
    Full time
    Temporary work
    Part time
    Summer work
    Summer internship
    Work at office
    Local area

    HDR, Inc.

    Walnut Creek, CA
    4 days ago
  • A leading construction company in Florida is seeking motivated Office Engineer Interns to support project management in water and wastewater construction. The internship offers hands-on experience and career growth opportunities. Ideal candidates are pursuing degrees in... 
    Internship
    Full time
    Work at office

    L7 Construction Inc

    Longwood, FL
    3 days ago
  •  ...environmental consulting firm in Maple Grove, MN is seeking a Process Engineering Technician Intern. The role involves collaborating with project managers on various water and wastewater treatment projects. The ideal candidate is pursuing an Associates degree in Computer... 
    Internship

    Advanced Engineering and Environmental Services, Inc.

    Osseo, MN
    11 hours ago
  •  ...leading engineering firm in Las Vegas is seeking an Engineering Intern II. In this entry-level position, you will assist with the...  ...and familiarity with CAD software. This internship offers valuable experience in the water/wastewater division. #J-18808-Ljbffr GCW, Inc.
    Internship

    GCW, Inc.

    Las Vegas, NV
    3 days ago
  • A leading engineering firm is seeking a Water/Wastewater Engineering Intern to join the team in Nampa, ID for the summer. This role involves supporting water and wastewater engineering projects, assisting in design and analysis, and gaining hands-on experience in a collaborative... 
    Internship
    Summer work

    Ardurra

    Nampa, ID
    11 hours ago
  • A leading engineering firm is seeking Engineering students for an internship in their Water/Wastewater Team in West Palm Beach, Florida. Interns will work on civil engineering designs, utilize technical software like AutoCAD and Excel, and learn about industry regulations... 
    Internship

    Kimley-Horn

    West Palm Beach, FL
    1 day ago
  • $21 per hour

    A leading engineering firm in Honolulu is seeking an individual to assist with basic engineering tasks, focusing on water and wastewater projects. Responsibilities include supporting project compliance, providing construction assistance, and contributing to engineering... 
    Internship
    Hourly pay
    Work at office

    Aqua Engineers, Inc.

    Honolulu, HI
    4 days ago
  • $22 - $26 per hour

    A leading engineering firm is seeking a Water/Wastewater Intern for Summer 2026. The intern will gain practical experience in water resource management, conduct Computational Fluid Dynamics (CFD) modeling, and support environmental sustainability initiatives through fieldwork... 
    Internship
    Hourly pay
    Summer work

    HDR

    Folsom, CA
    2 days ago
  • A leading engineering firm in Oklahoma City is seeking a Water/Wastewater Engineering Intern for the summer. In this role, you will work closely with experienced engineers on important projects that enhance water quality and sustainability. The internship offers hands-on... 
    Internship
    Summer work

    Ardurra

    Oklahoma City, OK
    11 hours ago
  • A company specializing in engineering services is looking for an intern in their Water/Wastewater Group. The role includes providing technical and design services for municipal projects, conducting technical evaluations, and collaborating with the project team. Candidates... 
    Internship
    Summer work

    McKim & Creed, Inc.

    Raleigh, NC
    4 days ago
  •  ...organization in Frederick, Maryland, is offering an Engineering Progression Program in water and wastewater management. The program includes roles from Engineering Intern to Senior Engineer, focusing on technical skills and project management in a hybrid work environment... 
    Internship

    Region of Waterloo

    Frederick, MD
    11 hours ago
  • A leading A/E firm is seeking a Civil Engineer - Water/Wastewater to join their team in Columbus, Ohio. This role involves collaborating...  ...should have a Bachelor's degree in engineering and Engineering Intern (EI) registration in Ohio, as well as strong communication skills... 
    Internship

    Burgess & Niple, Inc.

    Columbus, OH
    3 days ago
  • A leading engineering firm is seeking a Water/Wastewater Engineering Intern for Summer 2026 in Orlando, FL. This internship provides hands-on experience on water/wastewater projects and professional growth opportunities. Ideal candidates are pursuing a degree in Civil or... 
    Internship
    Summer work

    Dewberry Engineers Incorporated

    Orlando, FL
    3 days ago
  • A leading engineering consultancy in Phoenix, AZ is seeking a Water/Wastewater Treatment Engineering Intern for graduate students pursuing a Master's in related disciplines. This role involves hands-on experience with municipal water projects, supporting design and evaluations... 
    Internship

    Oregonite

    Phoenix, AZ
    11 hours ago
  • $59.75k - $72.35k

    A municipal environmental protection agency in New York seeks an Environmental Engineer Intern to assist with wastewater treatment processes and compliance. Responsibilities include data analysis, reporting, and research. Candidates must have a bachelor's degree in environmental... 
    Internship

    NYC Department of Environmental Protection (NYC DEP)

    New York, NY
    2 days ago
  • A leading engineering firm in Raleigh, NC, is seeking a part-time engineering intern to join their Water/Wastewater Group. The role involves providing technical and design services for municipal projects while working within a supportive team. Candidates should be pursuing... 
    Internship
    Part time
    Summer work

    McKim & Creed, Inc.

    Raleigh, NC
    3 days ago
  • A leading engineering firm in Houston, TX, is seeking a Water/Wastewater Engineering Intern for the summer. You will gain hands-on experience alongside seasoned engineers on impactful water and wastewater projects. Responsibilities include assisting in design and analysis... 
    Internship
    Summer work

    Ardurra

    Houston, TX
    4 days ago
  • A local government agency in Seattle is seeking a Summer Mechanical Engineering Intern to assist with projects in wastewater treatment. This position involves tasks such as generating technical drawings, performing water chemistry testing, and evaluating treatment facilities... 
    Internship
    Summer internship
    Local area

    King County

    Seattle, WA
    4 days ago
  • A leading engineering firm is seeking a Water/Wastewater Treatment Engineering Intern in Phoenix, AZ. This internship is ideal for graduate engineering students looking to apply their academic knowledge to municipal water projects. You will support experienced engineers... 
    Internship
    Work at office

    Oregonite

    Phoenix, AZ
    11 hours ago