You can’t get them to apply. They are already very well paid. It’s a finite pool that is not large enough. Bidding up pay won’t change that. Instead you just hire overseas.
All of the big tech companies I’ve worked for were founded by immigrants, and had many key immigrants in early Sr positions building the company.
still couldn’t answer a basic question. I know I wouldn’t be hiring you with this communication track record
And FWIW most of the people I worked with were from Europe, with advanced degrees
At these levels you end up doing a very broad range of stuff.