noun
hotelier; hotelkeeper; hotel manager
Refers specifically to the owner or manager of a hotel, often with a connotation of professional hospitality expertise.
from French hôtelier
彼は一流ホテルのホテリエとして知られている。
He is known as the hotelier of a first-class hotel.
noun
hotel worker
A broader, less common usage that can include any staff member working in a hotel, not just management.
ホテリエとして、接客の基本を学んだ。
As a hotel worker, I learned the basics of customer service.