Cruise ship photographer and videographer Nataly Vargas said her favorite part of her job is making lasting memories for guests.Courtesy of Nataly Vargas Most jobs onboard cruise ships require grueling hours, cramped cabins, and no days off. But for some workers, the friendships, travel, and rewarding work can make it all worth it. Insider talked to 5 cruise workers about the best and worst parts of their jobs. Cruises are back — and they're hiring.