- CDM Smith (Irvine, CA)
- …construction management activities to give a full project lifecycle experience. **Job Title:** Environmental Engineering Intern ( Summer 2026!) **Group:** ... 42626BR **Business Unit:** TSU **Job Description:** CDM Smith is looking for an Environmental Engineering Intern to join our Water Services Team in Irvine!… more
- Langan Engineering, Environmental, Surveying and Landscape… (Irvine, CA)
- …and knowledge to make impactful contributions. Job Summary Langan is seeking a Civil Engineering Intern or 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… (Irvine, CA)
- …and knowledge to make impactful contributions. Job Summary Langan is seeking a Geotechnical Engineering 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
- Marathon Petroleum Corporation (La Palma, CA)
- …and develop future technical and leadership talent for the benefit of MPC, the engineering intern /co-op, and the engineering profession. The intern /co-op ... values guide MPC's approach to doing business: safety and environmental stewardship; integrity; inclusion; collaboration; and excellence. Interns/co-ops work… more
- Marathon Petroleum Corporation (Wilmington, CA)
- …the majority of process units in the refinery. You will be applying the engineering principles and calculations to various environmental projects and will also ... practices, build critical thinking skills, and gain an understanding of how all engineering disciplines work together as a cohesive team. You will also gain… more
- ITT (Irvine, CA)
- …to $33.85. Connect With Us! (https://careersenus-itt-inc.icims.com/jobs/15206/new-product-development- engineering - intern summer ... 2026,full-time, 40 hours per week **About the experience:** The New Product Development Engineering intern will have the opportunity to work for the founding… more
- ITT Cannon LLC (Irvine, CA)
- …May - August 2026, full-time, 40 hours per week About the experience: The Manufacturing Engineering ITT Cannon intern will have the opportunity to work for the ... + Work with Engineering Documentation to release final design. + The intern will be guided throughout the design project by engineering team members… more
- Valero (Wilmington, CA)
- …activities. Supports hardware & software platforms. Troubleshoots when necessary. * Environmental Engineering :* Assists with compliance reports & emission ... program inspires tomorrow's innovators by developing highly motivated Chemical Engineering majors who are ready for challenging projects in...Oct 15, 2025 at 11:59 PM._* *About The Valero Intern Program* The Valero Intern Program gives… more
- Upstone Materials (Brea, CA)
- Project Engineer Intern Summer 2026 Company: SULLY-MILLER CONTRACTING Location: Brea Country: USA Type of Contract: Internship Publication Date: Sep 15, 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
- Valero (Wilmington, CA)
- …product quality, production, schedule and cost while meeting the company's safety, environmental , and economic objectives. *Positions may be available at any of the ... degree (or higher) in Construction Science, Construction Management, Construction Engineering , Construction Engineering Technology, required. * Overall GPA… more
- J&J Family of Companies (Irvine, CA)
- …https://www.jnj.com **Job Function:** Career Programs **Job Sub** **Function:** Non-LDP Intern /Co-Op **Job Category:** Career Program **All Job Posting Locations:** ... more at https://www.jnj.com/medtech **Position Overview:** The Research & Development Engineer Intern will be supporting project teams in the development of… more
- Kimley-Horn (Orange, CA)
- …or Masters) in one of the following majors: + Civil and/or Environmental Engineering + Mechanical, Electrical, Biological, Biosystems, Chemical, or Agricultural ... for 18 years! Share this job with a friend (https://careers-kimley-horn.icims.com/jobs/20237/civil- engineering - intern /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834442239) Share on social media _Applications are… more
- Jacobs (Irvine, CA)
- …hiring needs. * Currently enrolled in a degree seeking program for Engineering , Environmental Science, Geology, Architecture, Construction Management or another ... to join our offices across North America for the summer 2026! We anticipate a 2026 cohort of 700+...with work that greatly impacts our clients. As an Intern with Jacobs you'll impact the world around you… more