• Environmental Planning Intern

    HNTB (Santa Ana, CA)
    …or co-op basis. Our Santa Ana (Irvine) Office is seeking an Environmental Planning Intern for summer 2025. Relocation and housing are NOT provided ... **What We Prefer:** + Currently enrolled in undergraduate program focusing in Environmental Sciences, Urban Planning , Anthropology, Environmental Management,… more
    HNTB (05/15/25)
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  • Intern /Co-op - Refining Chemical…

    Marathon Petroleum Corporation (Wilmington, CA)
    …refinery process and equipment. Operations Research Engineers may help develop planning , blending, scheduling, and process models for refinery engineers. The models ... process modeling, and development of graphical interfaces of refinery process units. Environmental Engineers work on projects that involve the compliance of the… more
    Marathon Petroleum Corporation (04/23/25)
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  • High School Intern

    AECOM (Los Angeles, CA)
    …and is expected to end by August 2025, hours vary during the summer period._ _Students will complete assignments focused on their specific interests while exposing ... architects/designers, building engineers, scientists, project managers, construction personnel, economists, environmental engineers, cost estimators, and business/ management (marketing, legal,… more
    AECOM (04/16/25)
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