門口服務生 is "security guard"

again, here is the "communication problem", "服務生" is named by Taiwan's way, I feel it should be "security guard" instead of "customer service representative".

但是門口服務生很傲慢，不但不回答別人的問題，還叫大家不要站在飯店門口 - Don't be angry, This is his job, right?