Guard site access points, permitting or refusing entry based upon Fermilab Site Access policy, Post Orders, and/or Policy & Procedures, performing vehicle inspections for prohibited articles, issuing passes, and greeting personnel in a prompt, courteous and professional manner in all weather conditions. What your day-to-day as a Security Officer at Fermilab will look like: Patrol property on foot and/or vehicle, securing personnel, assets, buildings, gates, and perimeter in all weather conditions; reporting any hazardous conditions, equipment malfunctions, or building alarms.