- 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
- 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
- Upstone Materials (Brea, CA)
- Human Resources Intern Company: SULLY-MILLER CORPORATE Location: Brea Country: USA Type of Contract: Internship Publication Date: Oct 2, 2025 Sully-Miller ... pride ourselves on upholding the highest standards of safety, environmental conservation, and ethical conduct as we strive to...Compensation $26 per hour Job Summary The Human Resources Intern will support the HR department by assisting with… more
- Upstone Materials (Brea, CA)
- Project Engineer Intern Summer 2026 Company: SULLY-MILLER CONTRACTING Location: Brea Country: USA Type of Contract: Internship Publication Date: Oct 14, 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
- 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
- Kimley-Horn (Riverside, 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