Internships in South Whittier, California, United States

The District Manager in Training leads daily operations of a fast‑food restaurant, driving a 5% sales increase and sustaining growth for two months before expanding to additional locations. Responsibilities include financial performance, team development, operational excellence, and local marketing.

Fellowship of Christian Athletes (FCA) interns develop student athletes’ calling to ministry while engaging in a 10‑week immersive discipleship program. The role involves spiritual leadership, prayer, Bible study, and coaching support for athletes and volunteers in Southern California.

Planning Intern in the Community and Economic Development Department, City of Pico Rivera. Works under the Deputy Director to assist with zoning code application, plan reviews, GIS updates, and public inquiries, supporting the city's planning initiatives.

Career & Technical Education Office offers hands‑on experience for students interested in healthcare careers. The Student Intern assists teachers with lesson planning, classroom setup, and student support while gaining exposure to health‑care industry standards.

CTE - Student Interns at A.J. Moore Academy works within the Career & Technical Education Office to support hands‑on learning projects for students. The intern assists faculty with curriculum delivery, prepares instructional materials, and helps coordinate classroom activities.

An internship and co‑op opportunity at Marathon Petroleum Corp. (MPC) offers high‑performing college students in Civil, Electrical, or Mechanical Engineering hands‑on experience in the Logistics & Storage organization.

Helix Electric, a leading electrical contracting firm, seeks a Project Engineer Intern to support project managers, coordinate with field teams, and contribute to project planning, budgeting, and safety. The role offers hands‑on experience across construction phases, mentorship, and exposure to BIM, Accubid, and procurement processes.

Helix Electric, a leading electrical contracting firm, seeks a Project Engineer Intern for Fall 2026. The intern will support project managers, coordinate between field and office, and contribute to project planning, execution, and budgeting.

Volunteer/Internship – Law Student Externship at the Superior Court of Orange County offers law students an unpaid, hands‑on experience in legal research and memorandum drafting. Externs work behind the scenes, supporting judges and clerks with civil, criminal, family, and juvenile matters.

Chartwells Higher Ed at California State University - Fullerton seeks a Marketing Intern to support the dining program's promotional efforts. The role involves market research, social media management, event planning, and creating marketing materials under the guidance of the Marketing Manager.

Murray Company, a top 20 mechanical contractor, offers a Project Engineer Intern position within its Operations group. Reporting to project managers, you will gain hands-on project management experience supporting mechanical projects (plumbing, HVAC, process piping, industrial) across pre-construction, fabrication, and field installation functions.

The ECOS Team seeks an HR Intern to support Human Resources by developing employee training and learning materials within a manufacturing environment. The role involves creating engaging content such as videos, scripts, and presentations while collaborating with HR and operations teams.

DRS Space Systems' Electro Optical Infrared Systems (EOIS) line of business in Cypress, CA develops advanced space mission payloads using electro-optical and infrared space sensors, instruments, and software for domestic and international allied customers. As an Electrical (or Computer) Engineering Intern/Co-op, you will support the design, development, testing, and troubleshooting of electronic and electromechanical systems through hands-on tasks such as building and modifying components, condu

Murray Company's Engineering group seeks a Design Engineer Intern for Summer 2027 to design complex piping and mechanical systems. You will work alongside senior engineers on HVAC, plumbing, and piping designs, creating CAD drawings, performing load calculations, and ensuring compliance with industry standards.