Performs duties of a security officer and/or supervisor as needed which includes, but is not limited to: Provides a visible deterrence to crime, prohibited activities, or suspicious activities in public and non-public areas which may include but is not limited to areas such as the main building, outlying buildings, grounds, parking areas, stairways, tunnels, mechanical areas, or patient treatment areas. This includes the functional ability to physically restrain people, requiring retention of trained knowledge under stress as well as the ability to meet significant physical demands including those of a struggle with someone physically stronger, while making all possible efforts not to inflict injury.