• Carollo Engineers (Arlington, VA)
    …engineering firm that specializes in the planning, design, and construction of water and wastewater facilities. We are seeking a Civil/Environmental Engineering ... career. **Responsibilities** + Perform engineering work in various engineering fields ( water and wastewater treatment, and engineering services during… more
    DirectEmployers Association (09/23/25)
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  • Water / Wastewater Intern

    Johnson, Mirmiran, and Thompson Inc. (Hunt Valley, MD)
    …Responsible for various tasks and projects to enhance their experience in the field utilizing their education. This position is not eligible for employer-based ... sponsorship with the exception of the TN visa classification. JMT offers outstanding opportunities for career and professional growth. We are 100% employee-owned (ESOP) and offer outstanding health care coverage and other benefits, including: + Affordable… more
    Johnson, Mirmiran, and Thompson Inc. (10/16/25)
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  • Field/Office Engineer Intern - Eastern…

    Kiewit (Washington, DC)
    …Northeast. We are leaders in bridge, transit, foundation, tunnel, and water / wastewater construction while specializing in cast-in-place concrete, structural ... in infrastructure & energy, specializing in transportation, roadways, rail, power and water / wastewater while developing builders to lead the future of our… more
    Kiewit (10/16/25)
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  • Process Mechanical Intern - Summer

    Jacobs (Silver Spring, MD)
    …a group of professional engineers and technical experts in designing facilities such as water and wastewater pump stations, treatment facilities for water ... role is for a fulltime summer Process Mechanical Engineering Intern located in Reston or Silver Spring, Virginia office....Reston or Silver Spring, Virginia office. As a summer intern you will assist other process mechanical engineers with… more
    Jacobs (10/16/25)
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  • Field/Office Engineer Intern - Underground…

    Kiewit (Ellicott City, MD)
    …billion dollars. Our work includes projects related to transportation, water / wastewater , environmental facilities, power, mining, and telecommunications. We ... detail * Other common names for this role: Office Engineer Intern , Field Intern \#LI-SS1 Other Requirements: * Regular, reliable attendance * Work productively… more
    Kiewit (08/08/25)
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