https://www.siliconvalley.com/2021/02/14/can-my-boss-make-me-get-a-covid-19-vaccine-the-answer-is-complicated/

Yes, your boss can require that you get a COVID-19 vaccination.

Will they? That’s a more complicated answer, influenced by who you are, what you do, where you work and how badly you’re needed. And there are exceptions.