Specifications include, but are not limited to: Security officer: The participant must be in the Transportation Security Administration Checkpoint at Waco Regional Airport during screening operations. The officer must assist and respond to the aide of the screening officer when deemed necessary and have a highly visible LEO presence through on-site flexible, fixed, or a combination of the two (hybrid) LEO stationing of the TSA screening checkpoints. o Fixed Stationing – The on-site LEO is stationed in the TSA passenger screening checkpoint during screening operations o Flexible Stationing – The on-site LEO is stationed in the vicinity/close proximity of the TSA passenger screening checkpoint, providing and enhanced visible presence/support at the checkpoint o Hybrid/Combinations Stationing – A form of on-site LEO stationing involving both fixed and flexible stationing, which provides a combination of highly visible LEO presence in the checkpoint and in the vicinity/close proximity of the checkpoint.