Outside sales rep, especially traveling. Perhaps a bit outdated, but product reps/ambassadors of the type that were common before Social Media Influencers were a thing. Particularly for alcohol and tobacco brands and lately energy drinks.
Both of these categories offer a firehose of male attention and contacts, and NSA sex in different cities far from home and family/social circles.
@Durek_The_Bald are you sure that's not just costuming?
I mean, Mia Khalifa became famous because she wore an Islamic veil in one of her porns, and she's never been a practicing Muslim.
@Kloi check out the links to the WATGMA posts I shared in a different part of the thread
List me all the professions that sluts tend to pick as careers or jobs
A couple of classic WATGMA posts from @Aldabruzzo (o brother, where art thou?!):
Beware of Women in the Hospitality Industry
Beware of Women in the Beauty Industry
1) I could have sworn he'd written more, but I only found the two
2) it was neat taking the stroll down memory lane. @lurkerhasarisen and I never did flesh out a full post on military women, as far as I recall. Oh, and @mentorpheus is in the comments of at least one of those!
You could realistically lump service industry to include bartenders, waitresses all lumped into one.