Internships in Pasadena, California, United States

Parsons seeks an Intern for instrumentation and controls discipline. Responsibilities include preparing I&C design documents (design guides, specs, calculations, data sheets, loop sheets, wiring diagrams, location plans), procurement documents, reviewing PFDs and assisting with P&ID preparation, coordinating design efforts with team and suppliers, ensuring scope, schedule, cost, quality, and code compliance (NEC/NFPA, ISA, UFC).

Power Distribution Electrical Engineering Intern - Summer 2026 at Parsons. Interns paired with a mentor and participate in the Early Talent Program.

Tax Internship at HCVT offers a summer program for accounting students to prepare federal and multi-state tax returns, conduct research, and develop professional skills in a hybrid environment.

The 2026 Summer Intern – Studio Engineering Intern at General Motors offers a unique opportunity for engineering students to work on innovative design initiatives at the Advance Design Studio in Pasadena, California, and Warren, Michigan. Interns will support engineering feasibility studies, create physical and mathematical models, apply first principles engineering, and develop occupant packaging studies for new vehicle concepts.

Marketing team at Law Offices of Sabrina Li supports outreach and brand development for immigration services. The intern creates bilingual content, manages social media, and assists with campaign coordination, gaining hands‑on experience in legal marketing.

Santa Margarita Water District offers an internship program across multiple departments, providing hands‑on experience in communications, GIS, water conservation, quality, operations, and IT. Interns work under close supervision, gaining practical skills in data analysis, field work, and customer service while contributing to the district’s mission of delivering high‑quality water services.

This internship offers students a 10‑week, full‑time experience in Western Asset Management’s Global Credit Research team. Interns will conduct primary and secondary market research, build and maintain proprietary financial models, and translate research into actionable investment recommendations.

Pharmacy Intern at The Kroger Co. in South Pasadena, CA, the Pharmacy team delivers exceptional customer service and safe medication dispensing. The intern supports the pharmacist with prescription entry, drug counseling, insurance processing, and inventory management while maintaining a clean, welcoming environment.

Process Operations team at Olin Corporation, responsible for safe chemical production, seeks a Process Technician Intern for the Fall 2026 term. The intern partners with mentors and technicians to monitor and control process conditions, perform equipment checks, and support maintenance in a heavily regulated plant environment.

Mechanical Engineering Intern at Johnson Controls in Glendale, WI. Join the Product Development team to support design, development, and testing of electromechanical products such as valves, actuators, thermostats, and building automation components. Work with senior engineers on mechanical design, 3D CAD modeling in Creo, rapid prototyping, 3D printing, basic FEA analysis, design reviews, tolerance stack‑ups, lab testing, and VAVE projects.

HCVT offers an International Tax Internship for summer 2027, providing hands‑on experience in preparing federal and multi‑state tax returns, researching international tax rules, and using firm tax software. Interns work 40 hours per week from mid‑June to mid‑August in a hybrid environment across Glendale and Irvine offices, gaining exposure to diverse clients in private equity, real estate, media, and more.

Avery Dennison seeks an EHS intern to support environmental, health and safety initiatives across its manufacturing operations. The role involves conducting situational analyses, identifying improvement opportunities, planning and executing projects, and presenting outcomes to senior leadership.

Servco’s internship program offers top students a full-time (40 hours per week) 8‑week internship in Hawaii, focusing on data engineering. Interns source data from internal systems and external APIs, transform, model, and optimize it for downstream analytics and reporting.

Servco's high school internship program offers students a 7‑week, part‑time (20 hrs/week) experience in automotive technology across Oahu dealerships. Interns rotate between locations, shadow full‑time technicians, review repair orders, inspect vehicles, and assist Service Consultants.

Audit Internship at HCVT in Monrovia, CA. Interns assist audit teams with documentation, procedures, and client communication. Responsibilities include project completion, issue identification, status reporting, and professional development.

Alliance College-Ready Public Schools seeks an enthusiastic Creative Intern to support its marketing and communications efforts. The role blends video production and graphic design, enabling the intern to create compelling visual content across digital, social, and print channels.

Internship in Revenue Cycle Advisory at Guidehouse, focusing on commercial and federal healthcare organizations. Interns work on real-world projects, delivering client deliverables, presentations, and project logistics.

Snap Inc. invites students to join a 13‑week Security Engineering Internship. Interns work on backend, full‑stack, and security projects, tackling vulnerability assessments, spam and abuse mitigation, data protection, compliance, and offensive security.

Blue Origin seeks an Intern Conversion: Mfg/Process/Industrial Engineer I to support corporate functions across multiple locations. The role requires a recent or soon-to-be graduate with a B.S. in industrial, mechanical, manufacturing, aerospace engineering or equivalent, who has completed a 2025 Blue Origin internship.

Summer 2026 Internship at Wiss, Janney, Elstner Associates (WJE) offers students in architecture, civil, structural engineering, and related fields hands‑on experience across 26 U.S. locations. Interns work side‑by‑side with licensed professionals on site investigations, condition assessments, construction observations, and field testing.