Must be CPR, First Aide and Lifeguard certified.  The primary duty of a lifeguard is to maintain swimmer safety. Lifeguards monitor water conditions and guest behavior, enforcing safety rules and paying close attention to swimmer activity and behavior. Lifeguards may issue warnings when a visitor is creating an unsafe environment and may determine when they need to ask a guest to leave. Lifeguards may also assist new swimmers to help them safely enjoy the water. More information will be provided during an interview.