Hmmm. A Senior Airman is an E-4. I don't know how quickly promotions go in the Air Force but that seems to be an awfully long time in rank, just below the NCO grades. This does not particularly indicate leadership ability.
Guarding gates is not rocket surgery. What this part of the narrative says to me is that she was either Affirmative Action Annie, or she was the High Empress of the Desert Queens. I'm guessing the later given how noticeable she was during the insurrection delux. What's tingling my almonds is borrowing 65k @ 165%. If she was desperate enough to borrow on those terms, imagine how desperate she would be to find a magic way to pay it off. She was total clown bait. Recruit her, tell her it's all just for tv and that she's perfectly safe, 187 her in plain sight and walk away whistling.