• Structural Engineer Intern (Temporary Works…

    Kiewit (Lone Tree, CO)
    …**Kiewit Infrastructure Engineers (KIE)** has an opening for a dynamic Structural Engineer Intern in our growing Engineering organization. You will be part of our ... engineering and coordination support, leading and collaborating with Kiewit's construction teams. **District Overview** **Kiewit Infrastructure Engineers** seamlessly transitions… more
    Kiewit (09/17/25)
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  • Project Engineer Intern - Summer

    RK Mechanical (Denver, CO)
    Project Engineer Intern - Summer 2026 Corporate & Admin Denver, Colorado Henderson, Colorado Aurora, Colorado Fort Collins, Colorado Salary: USD 20 - 20 Hourly ... family-owned enterprise, RK Industries, LLC (RK) offers a diverse range of construction , manufacturing, advanced fabrication and building services. Led by Rick and… more
    RK Mechanical (10/03/25)
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  • Structural Engineering Intern

    WSP USA (Denver, CO)
    …internship will be part of the WSP Summer Internship Program. As a summer intern , you have the opportunity to participate in our 12-week program scheduled ... career connections. Our Federal Programs Structures Team is seeking a Full-Time **Structural Engineering Intern - Summer 2026** to work out of our **Denver, CO**… more
    WSP USA (10/24/25)
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  • Civil Engineering Intern - Summer

    WSP USA (Lakewood, CO)
    …internship will be part of the WSP Summer Internship Program. As a summer intern , you have the opportunity to participate in our 12-week program scheduled ... career connections. Our Earth & Environment Civil Team is seeking a full-time **Civil Engineering Intern - Summer 2026** to work out of our **Lakewood, CO** or… more
    WSP USA (10/23/25)
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  • Mechanical Engineering Intern

    WSP USA (Denver, CO)
    …internship will be part of the WSP Summer Internship Program. As a summer intern , you have the opportunity to participate in our 12-week program scheduled ... and lifelong career connections. Our Federal Team is seeking a full-time **Mechanical Engineering Intern - Summer 2026** to work out of our **Denver, CO** or… more
    WSP USA (10/17/25)
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  • Industrial Wastewater Engineering Intern

    WSP USA (Lakewood, CO)
    …internship will be part of the WSP Summer Internship Program. As a summer intern , you have the opportunity to participate in our 12-week program scheduled ... WSP is currently initiating a search for a full-time **Industrial Wastewater Engineering Intern - Summer 2026** for our **Lakewood, CO** office. Be involved… more
    WSP USA (08/27/25)
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  • Equipment Engineer Intern - Kiewit…

    Kiewit (Denver, CO)
    …excitement and fulfillment you won't find anywhere else. As an Equipment Engineer Intern , you will support Regional Construction & Mining operations. This ... directly related to the skills needed in a full-time construction career? In this internship, you will have the...as needed + Ability to work full-time during the summer (approximately May-August) + Currently pursuing an undergraduate or… more
    Kiewit (09/29/25)
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  • Intern /Co-op - Midstream Natural Gas…

    Marathon Petroleum Corporation (Denver, CO)
    …design, equipment and material selection, project bidding, contractor selection, construction oversight, management of change, personnel and process safety, ... repair programs and pipeline maintenance projects. + Manages field construction teams who execute this OQ required work. Working...40 hours per week. + Positions are available Spring, Summer , and Fall semesters. + Availability for multiple work… more
    Marathon Petroleum Corporation (09/04/25)
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  • Environmental Engineering Intern

    CDM Smith (Denver, CO)
    …give a full project lifecycle experience. **Job Title:** Environmental Engineering Intern ( Summer 2026!) **Group:** WSO **Employment Type:** Temporary **Minimum ... Description:** CDM Smith is looking for an Environmental Engineering Intern to join our Water Services Team in Denver!...and across multi-discipline project teams. As a CDM Smith Intern or Co-Op, you will work to research engineering… more
    CDM Smith (09/06/25)
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  • Bridge Engineering Intern - Summer

    Parsons Corporation (Denver, CO)
    …what's possible. **Job Description:** Parsons is now accepting applications for **our Summer 2026 Bridge Internship program supporting our Denver, CO team!** In this ... area and regional projects. Imagine Next with Parsons & apply now -- intern classes fill up fast! **Responsibilities:** + Develop professionally and connect with our… more
    Parsons Corporation (09/09/25)
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