Job Type. Full-time. Description. The Gardens at Columbine is an Assisted Living and Memory Care community and we are seeking a dependable, customer service focused Dining Service Supervisor to oversee, schedule, train, and manage our Serving Team. Locally Operated and Family-Owned Since 2000. One Location (Littleton). The Gardens at Columbine Retirement Community. Schedule : Full-time, anywhere from 6 : 30 AM to 8 : 00 PM. Job Summary. The Dinin...