He started with exactly that, and he immediately fired all of them.
Non-sycophantic engineers are a lot less mobile in the rocket and aerospace industries. There’s just not enough rocket companies to hire all the engineers who want to be in the rocket biz. Same with cars. But the software world is vast. Want to change jobs? There’s already a recruiter’s offer clogging your spam filter today.
Again, something you’d think the smartest billionaire on the planet would know. And again you’d lose that bet, because he is developmentally still a child who cannot recognize people who are Not Elon, let alone empathize with them.