There are websites related to civil aviation resources on the Internet, which draw a lot of information about personnel recruitment.
The Civil Aviation Air Traffic Control Bureau is a management department with limited recruitment positions.
One of the application methods is to go to the website related to civil aviation resources, and the other is to go directly to the airline website. There are only a few websites of domestic airlines, and it is not difficult to find them again. You can look at any international website about the service of foreign airlines.