Armed Security Officers are expected to be physically able to perform the following tasks or functions in the performance of their assigned duties: Frequent and prolonged walking, standing, sitting, and stooping, up to 12 hours per day, either indoors or outdoors, during daytime or nighttime. Frequent contact with the general public, law enforcement, and dispatch centers, requiring the ability to speak clearly and distinctly and remain calm in stressful situations (e.g., confrontations with angry, distraught, disturbed, or violent persons).