Given that at any time there are only a few hundred or so good houses available in any big city suburb, 10K new highly paid employees looking to get in can overwhelm real estate.
https://www.bisnow.com/new-york/news/home/queens-long-island...
Add in the fact that potentially many people might room, and not everyone who will work there will be from outside the city, and many may want to live in other parts of the city, it looks like absorbing 10k new employees isn’t gonna be much of an issue at all.