Could a Muslim flight attendant refuse to serve alcohol on a flight and be protected from firing?

[Kingpoleon]

If not serving alcohol is a Big Deal^TM to you, you probably shouldn't take a job that routinely involves serving alcohol.

Yes, just as if you're an anti-abortion medical doctor/surgeon in a position that might require you to perform an abortion, you should probably be doing something else.

Yes, just as if you’re an anti-death penalty medical doctor in a position that might require you to execute the death penalty, you should probably be doing something else.