• Carollo Engineers (Los Angeles, CA)
    …internationally recognized environmental engineering firm that specializes in the planning , design, and construction of water and wastewater facilities. We are ... seeking a Civil/ Environmental Engineering Intern to join our office for the summer of 2026, or potentially sooner. At Carollo you'll make an impact at an… more
    DirectEmployers Association (10/21/25)
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  • 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
    DirectEmployers Association (09/11/25)
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  • Environmental Planning Intern

    HNTB (Santa Ana, CA)
    …or 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 (11/08/25)
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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) ... an accredited program in of the following majors: + City and Regional Planning + Urban Planning + Environmental Science + Public Health + Chemistry + Physics… more
    Kimley-Horn (10/03/25)
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  • Intern /Co-op - Commercial (Summer 2026)

    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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  • Graduate Intern - Business Operations…

    Amgen (Los Angeles, CA)
    …us and transform the lives of patients while transforming your career. **Graduate Intern - Business Operations in R&D Strategy & Operations** **What You Will Do** ... be approximately 12 weeks and includes both project-based and experiential learning. The intern will be an integral member of the R&D Strategy and Operations (RDSO)… more
    Amgen (11/12/25)
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  • Intern /Co-op - Human Resources (Summer…

    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 (08/29/25)
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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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  • Project Engineer Intern Summer

    Upstone Materials (Brea, CA)
    Project Engineer Intern Summer 2026 Company: SULLY-MILLER CONTRACTING Location: Brea Country: USA Type of Contract: Internship Publication Date: Nov 12, 2025 ... pride ourselves on upholding the highest standards of safety, environmental conservation, and ethical conduct as we strive to...$26 per hour Job Summary The Project Engineer (PE) Intern will support the project team by assisting with… more
    Upstone Materials (09/17/25)
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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 (09/20/25)
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  • Civil Engineering Intern / Co-op - Summer

    Langan Engineering, Environmental, Surveying and Landscape… (Los Angeles, CA)
    Langan provides expert land development engineering and environmental consulting services for major developers, renewable energy producers, energy companies, ... to make impactful contributions. Job Summary Langan is seeking a Civil Engineering Intern or Co-op to join its collaborative team in Los Angeles, California. This… more
    Langan Engineering, Environmental, Surveying and Landscape Architecture, DPC (10/28/25)
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  • Civil Engineering Intern

    Kimley-Horn (Long Beach, CA)
    …our clients. + Contribute to the pre-construction civil engineering design, planning , modification, permitting, and analysis for multiple projects ranging in size ... Masters) in one of the following majors: + Civil and/or Environmental Engineering + Mechanical, Electrical, Biological, Biosystems, Chemical, or Agricultural… more
    Kimley-Horn (10/03/25)
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  • Field Facilities Professional (CA WA only)

    Terracon (Carson, CA)
    …safety rules, guidelines and standards for all projects. Participate in pre-task planning . Report any safety issues or concerns to management. + Be responsible ... 50 lbs. Preferred Certifications: + Engineer-in-Training (EIT) or Engineering Intern (EI) designation + Registered Roof Observer **Exemption:** Non-exempt… more
    Terracon (10/01/25)
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  • CBP Agriculture Specialist (Agriculture Operations…

    Customs and Border Protection (Long Beach, CA)
    …terror from entering the US Typical work assignments include: Planning , organizing, coordinating, controlling, and evaluating agricultural quarantine inspection ... by a US affiliated college or university Working as a contractor, intern , consultant or volunteer supporting the US government Probationary Period: All employees… more
    Customs and Border Protection (11/10/25)
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  • Mental Health Clinician I

    The County of Los Angeles (Los Angeles, CA)
    …and mental health treatment history. Assesses client's functioning in his/her environmental setting. Develops a tentative Crisis Care Continuum Plan designed to ... required to obtain a valid Marriage & Family Therapist Intern registration number from the State of California Board...+ Linkages and/or referrals to outside supports + Discharge planning + Assisting with housing and food insecurities +… more
    The County of Los Angeles (09/07/25)
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