Summary Securing Travel, Protecting People - At the Transportation Security Administration, you will serve in a high-stakes environment to safeguard the American way of life. In cities across the country, you would secure airports, seaports, railroads, highways, and/or public transit systems, thus protecting America's transportation infrastructure and ensuring freedom of movement for people and commerce. Per TSA Office of the Administrator, this position has been reinstated as bargaining unit eligible Responsibilities This Master Transportation Security Officer - Security Training Instructor position is located at Missoula Montana Airport (MSO), Transportation Security Administration, Department of Homeland Security (DHS). As a Master Transportation Security Officer (MTSO), you will support the airport training program through performance of a variety of training-related functions. In addition to training program responsibilities, you will also perform pre-board security screening of p...