I MEAN IF HE'S GOT THE CREDENTIALS she could easily have hired him to be a business manager or a staff accountant or something, the nice thing about her having Multiple Enterprises™ is that she'd accordingly need a fair amount of staff to support that

ALSO PLEASE THINK SHE IS MAD HOT AS MUCH AS YOU SEE FIT, I'M ALL FOR IT

(spoilers it's because she's mad hot, objectively)