Camp Lifeguard at Greenwich ESF IncCamp Lifeguard at GreenwichGreenwich, CTPart timeEvery day, the Lifeguard-Swim Instructor brings the ESF Aquatics Program alive for our campers by teaching swimming, lifeguarding, ensuring pool safety, and supporting pool management. Certification(s): Must have certifications: Current American Red Cross Lifeguard and First Aid Certification, Current American Red Cross CPR/AED for the Professional Rescuer Certification.