Internships in Irvine, California, United States

Treasury Management Internship at PNC Bank, part of the Corporate & Institutional Banking division, helps clients optimize working capital through cutting‑edge payment solutions and cash management services. Interns create client deliverables, conduct industry research, analyze payment trends, and support strategic projects while shadowing sales officers.

Field AI’s Hardware Team develops perception and compute payloads for autonomous robotics systems in complex real-world environments. As a Part-time Intern, you will assist in designing electrical systems, conducting circuit testing, and collaborating with senior engineers on integration tasks.

Autonomy team at FieldAI builds risk-aware, reliable autonomous robotic systems for real-world, unstructured environments. As a Robotics Controls Intern you will model system dynamics, optimize GPU‑accelerated control libraries, and develop low‑latency safety layers for off‑road vehicles, working directly with senior engineers.

Corporate & Institutional Banking (C&IB) at PNC delivers strategic financial solutions to businesses, municipalities and nonprofits. As an intern you will support experienced bankers in client engagements, assisting with deal support, sales processes and internal projects while gaining exposure to multiple banking disciplines.

Northwestern Mutual College Financial Representative Internship Program builds future financial planners by providing guidance, networking, and a framework for integrated financial planning. Interns prospect, develop business strategies, meet clients, and prepare financial plans while using proprietary software and weekly coaching.

W.E. O'Neil Construction's Assistant Project Engineer (2027 Summer Intern) supports the project team with administrative and engineering functions for a construction project. Day-to-day work includes setting up CMiC and PlanGrid, maintaining submittal and RFI logs, documenting progress photos, tracking material procurement, and assisting with meeting minutes and closeout binders.

Barnes & Noble Education Campus Bookstore team creates vibrant retail and learning experiences for students. The Student CMO role drives digital marketing, social content, and campus event promotion to boost bookstore engagement.

Northwestern Mutual College Financial Representatives internship program builds future financial planners through mentorship, networking, and hands‑on experience. Interns prospect clients, develop business strategies, prepare financial plans, and use proprietary planning software while receiving weekly coaching and licensing support.

Commercial Operations Team at Boldyn Networks drives market intelligence and sales support. The intern conducts lead generation, creates market reports across verticals, and supports marketing campaigns while maintaining CRM data.

Google's Software Engineering Internship program for PhD students in their penultimate academic year offers a 12–14 week paid internship across multiple U.S. locations. Interns work on specific projects critical to Google's needs, designing, testing, deploying, and maintaining software solutions while collaborating on complex computer science problems and scalable distributed systems.

Medtronic Engineering Internship program works to develop innovative medical technologies that improve patient outcomes. Interns support research & development, operations, or quality engineering projects, applying design, testing, data analysis, and documentation skills.

Field AI Robotics Research team builds intelligent autonomous legged robots for real‑world deployment. As a research intern you will design, implement, and evaluate reinforcement‑learning pipelines that integrate locomotion control with learned planning, and validate these systems in simulation and on hardware.

Field AI’s Hardware Team develops perception and compute payloads for autonomous robotics systems. As a Mechanical Engineer Intern, you will design ruggedized enclosures, manage thermal regulation, and oversee prototyping to ensure field-ready reliability in Irvine, CA. This is an on-site, part-time internship role.

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.

Fluxergy’s Firmware Engineering Intern works on the MK14 daughter board platform, building and testing embedded firmware that powers our multi‑modal point‑of‑care diagnostics. The role involves configuring hardware interfaces, developing test harnesses, and debugging firmware to improve reliability and speed.

Advertising Operations Team at ODK Media drives the end‑to‑end programmatic ad lifecycle across Web, CTV and Mobile. The Intern supports campaign trafficking, real‑time delivery troubleshooting and performance analytics while collaborating with cross‑functional teams.

Manufacturing Engineering team at Anduril Industries designs and builds aerospace structures using carbon fiber composites. The Manufacturing Engineer Intern will conduct trade studies, design solutions, procure hardware, and test prototypes to support composite structure programs.

Tax Internship at Redwitz Inc. provides hands‑on experience assisting with tax preparation and projects for diverse clients, helping interns learn the full tax workflow from document intake to filing. The role involves preparing federal and state returns, organizing financial data in tax software, and supporting senior staff through meetings and training.

Hardware Engineering: Electrical Engineering team at Anduril Industries designs and builds advanced defense electronics. The intern will design circuits, create PCB prototypes, develop firmware for microcontrollers and embedded Linux, and troubleshoot hardware-software issues alongside cross‑functional engineers.

Software Engineering Internship at The Trade Desk. Interns own and ship a meaningful end‑to‑end project while receiving one‑on‑one mentorship from experienced engineers and collaborating with a globally connected team.