Internships in Bellflower, California, United States

Kemper Law Clerk Intern Program provides law students hands‑on experience in civil litigation, supporting attorneys with drafting, discovery, and trial preparation. Interns conduct legal research, draft pleadings and discovery responses, and assist in mediations and arbitrations while collaborating with senior lawyers and mentors.

Administration/Human Resources Department at Water Replenishment District provides essential HR services for the district. The intern supports recruitment, classification, employee engagement, and special projects, handling interview scheduling, policy updates, and event coordination.

Hydrogeology Department at Water Replenishment District manages groundwater resources for millions of residents. Intern assists with field data collection, pressure transducer maintenance, and prepares tables and graphs for compliance reports.

Assurance team at BPM provides comprehensive audit training and hands‑on experience across diverse industries. Interns analyze financial statements, perform audit procedures, and test internal controls while collaborating with mentors and peers.

Manufacturing Engineering Intern at Rocket Lab’s Long Beach site, working with design, production and quality teams to develop and qualify processes for rocket engines. The role involves hands‑on engineering, project ownership, and cross‑team collaboration in a fast‑paced environment.

Tax Intern at BPM, part of the Tax team delivering services across diverse industries such as Blockchain, Financial Services, and Real Estate. The role supports senior staff by preparing work papers and tax returns, researching complex tax issues, and participating in training and intern projects.

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.

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.

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.

Talent Management internship at Million Dollar Baby Co., the family‑owned children’s furnishings brand focused on sustainable design. Interns support internal and external teams across branding, operations, logistics, sales and analytics, handling customer inquiries, data tasks and cross‑functional projects.

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.

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.

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.

Audit Internship – Winter 2027 at HCVT offers a hybrid learning experience for accounting students. Interns join audit engagement teams to document and execute audit procedures, manage project timelines, and ensure efficient client information flow.

Odys Aviation builds safe, sustainable aircraft to halve travel time. As a Robotics & Embedded Systems Intern, you’ll join the UAV team to assemble, integrate, and test autonomous platforms.

Shimmick seeks a motivated Field Engineer Intern to support projects across Southern California. The role involves applying engineering techniques, preparing calculations and drawings, assisting with field inspections, and contributing to construction administration.

Odys Aviation builds safe, sustainable aircraft to halve travel time on busy corridors. As a Systems Engineering and Integration Intern, you’ll support definition, architecture, integration, and testing of a novel aircraft system.

HCVT seeks a State and Local Tax Intern for Summer 2027 to support tax return preparation, research, and client engagement across diverse industries. Interns will work hybrid in Irvine or Long Beach, applying accounting knowledge, software skills, and communication to deliver quality service while gaining exposure to complex tax issues.

Transportation Business Group at HDR focuses on designing resilient highways, bridges, transit, rail, aviation and marine infrastructure to support sustainable, connected communities. As a Utility Intern you will gain real‑world experience on projects, apply standard engineering techniques, and develop design graphics under the mentorship of a licensed engineer.