• Environmental Planning Intern…

    HNTB (Santa Ana, CA)
    …co-op basis. Our Santa Ana (Irvine), CA Office is seeking a Summer 2026 Intern for our Environmental Planning group. Relocation and housing are not ... the designated HNTB recruiter to be eligible for placement fees._ **Job Type:** Intern **Full/Part Time:** Full time **Job Category:** Planning Group **ReqID:**… more
    HNTB (12/19/25)
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  • Environmental Intern / Co-op…

    Langan Engineering, Environmental, Surveying and Landscape… (Irvine, CA)
    …skills and knowledge to make impactful contributions. Job Summary Langan is seeking an Environmental Intern / Co-op to join its collaborative team in Irvine, ... Langan provides expert land development engineering and environmental consulting services for major developers, renewable energy producers, energy companies,… more
    Langan Engineering, Environmental, Surveying and Landscape Architecture, DPC (10/31/25)
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  • Landscape Architecture + Planning…

    Langan Engineering, Environmental, Surveying and Landscape… (Irvine, CA)
    …make impactful contributions. Job Summary Langan is seeking a Landscape Architecture and Planning Intern to join its collaborative team in Irvine, California. ... Langan provides expert land development engineering and environmental consulting services for major developers, renewable energy...This individual will serve a key function in providing planning , design and permitting assistance on a variety of… more
    Langan Engineering, Environmental, Surveying and Landscape Architecture, DPC (11/01/25)
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  • Intern /Co-op - Commercial ( Summer…

    Marathon Petroleum Corporation (Long Beach, CA)
    …core values guide MPC's approach to doing business: Safety & Environmental Stewardship, Integrity, Respect, Inclusion, and Collaboration. Interns and co-ops work ... as the bottom line. Responsibilities: As an MPC Commercial intern , you could be placed within one of the...industry trends, assess project viability, and contribute to strategic planning . Strong analytical skills and attention to detail are… more
    Marathon Petroleum Corporation (11/06/25)
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  • Refining Chemical Engineering Intern /Co-op…

    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 (11/14/25)
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  • Summer Jr. Executive Sales Intern

    Paycom Online (Los Angeles, CA)
    …for benefits. **RESPONSIBILITIES** + Extensive sales training, including pre-call planning , analysis and presentation preparation + Prospect potential new clients ... in from a potential client + Work collaboratively with your office sales manager, intern program manager and team of sales representatives to observe a deal through… more
    Paycom Online (12/11/25)
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  • Intern /Co-op - Safety & Industrial Hygiene…

    Marathon Petroleum Corporation (Wilmington, CA)
    …values guide MPC's approach to doing business: safety and environmental stewardship; integrity; inclusion; collaboration; and excellence. Interns/co-ops work ... assist company professionals in implementing various health, safety, and security planning and compliance activities pertaining to the protection of human health… more
    Marathon Petroleum Corporation (12/19/25)
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  • Environmental Planning Intern

    Kimley-Horn (Orange, CA)
    …job with a friend (https://careers-kimley-horn.icims.com/jobs/20285/ environmental - planning - intern /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834442239) ... students to join our Orange, California (CA) office in Summer 2026! This is not a remote position. **Responsibilities**...in of the following majors: + City and Regional Planning + Urban Planning + Environmental… more
    Kimley-Horn (10/03/25)
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  • Intern Civil Engineer: Water/Drainage…

    HNTB (Ontario, CA)
    …and Ontario, CA offices are seeking Civil Engineering Interns for our 2026 summer program to work with our Water/Drainage Team. The Water/Drainage team specializes ... in planning , designing, and delivering innovative solutions for water infrastructure...closely with municipalities and agencies to ensure compliance with environmental regulations while supporting resilient infrastructure that meets community… more
    HNTB (11/20/25)
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  • Intern /Co-op - Human Resources…

    Marathon Petroleum Corporation (Los Angeles, CA)
    …core values guide MPC's approach to doing business: Safety and Environmental Stewardship; Integrity; Respect; Inclusion; and Collaboration. Interns work side by ... organization. The project may be team-oriented or individually driven to give the intern an opportunity to develop a finished product and presentation near the… more
    Marathon Petroleum Corporation (11/27/25)
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