Internships in Tustin, California, United States

Internship focused on climate adaptation planning within Orange County’s Emergency Management Division, offering research, documentation, and operational support experience.

As a Water Resources Engineering Intern on our Water Infrastructure team in Santa Ana, CA , you'll gain hands-on experience supporting the planning and design of water and wastewater infrastructure projects. Working alongside experienced engineers and project managers, you'll have the opportunity to apply your academic knowledge to real-world projects while developing technical skills that will prepare you for a career in water resources engineering.

Michael Baker International is seeking a detail-oriented Planning Intern to support our Santa Ana, California Planning Department. This position will assist multidisciplinary teams with a variety of planning projects, including long-range planning efforts throughout California and other regions of the country.

Available nationwide, the on-site Store Management Internship Program will give you exposure to all facets of leading a store including customer service, merchandising, business analysis, visual presentation, store operations, colleague development, human resources, and asset protection. This 8-week paid internship is offered in major market stores and runs from June 1 through August, 2027.

Unpaid Paralegal Intern position with the Orange County District Attorney’s Office offers students hands‑on experience in criminal and civil litigation. Interns will assist trial attorneys, investigators, and paralegals by reviewing discovery, preparing case files, and supporting prosecution during trial preparation.

An unpaid internship with the County of Orange offers students and recent graduates a hands‑on experience in public relations, social media, and media relations. Interns support daily communications activities across multiple county agencies, drafting press releases, managing social media accounts, and coordinating community outreach.

Unpaid internship for law students to gain experience in county legal matters, including research, drafting, and court observation, with flexible hybrid schedule.

The intern positions will support the Supply Chain group in strategic planning, long-term supplier selection and negotiations. This position requires the ability to work with procurement, engineering, finance and legal teams and third parties such as suppliers.

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.

Unpaid internship offering students and recent graduates hands‑on experience in a legal setting, including discovery organization, court filings, and defense strategy discussions.

Own a portion of the production quality support process for a certain product or set of products.

Nikkiso ACD is an engineering and manufacturing company specializing in cryogenic machinery, including pumps and turbines for air separation. This Engineering Intern I role, based in Santa Ana, CA, supports production by creating work instructions, bills of operations, and rework travelers, designing simple tooling and fixtures, and identifying process improvements.

Unpaid internship supporting the Social Services Agency’s communications team with video editing, photography, graphic design, and social media management.

The Orange County Sheriff‑Coroner’s Department seeks an unpaid Whole Community Planning Intern to support its Emergency Management Division. The role focuses on researching best practices for inclusive disaster planning, developing strategies, and recommending community partners.

City of Santa Ana offers a part‑time Administrative Internship program for undergraduate students to gain hands‑on experience in local government. Interns support various departments with data entry, research, document preparation, and public communications, working up to 19 hours per week.

The Orange County Sheriff‑Coroner’s Department seeks a Legislative Research Intern to support its Emergency Management Division. The role involves researching pending legislation, preparing analytical reports, and presenting findings to staff and officials.

The Internship experience is designed to develop student athletes in discerning their calling and career while introducing them to various aspects of ministry through FCA. FCA Interns are collegiate volunteers who engage through FCA in a learning and developmental ministry experience during a summer or a semester. Interns who are serving through FCA are not employees and do not receive compensation by the hour or for production of their work.

Policy & Legislative Affairs Intern (Unpaid Intern) – Orange County Board of Supervisors. This internship offers students and recent graduates a chance to support the Board’s legislative and executive functions.

Office of the District Attorney, Orange County, provides legal support to the State of California's criminal and civil proceedings. Interns assist trial attorneys and investigators by organizing discovery, conducting research, and gathering data to support investigations.