Marriott Vacations Worldwide offers a comprehensive internship program at one of our corporate office locations, available in 3- or 6-month durations, and built around the following core pillars: Gain in-person, on-site work experience within a designated department at one of our corporate office locations. Each vacation ownership product provides access to a variety of usage options — from an internal collection and an external exchange network of resorts; to hotels around the world; cruises, adventure travel, guided tours and more.