I wouldn't walk off the job. Make them fire you and I bet somewhere down the road, you have a 'wrongful termination' suit.

"Hours later, the Seattle Police Officers Guild said Durkan did not consult the union before ordering the mandate while noting that the police department was already mired in a “staffing crisis” that has partly contributed to an uptick in crime.
“Given this crisis, which in part resulted in an alarming crime wave, can Seattle now endure more losses of police officers due to Mayor Durkan’s vaccination order?” the union said in an Aug. 9 statement"

https://redrightpatriot.com/20....0-seattle-cops-could