An airline intends to maintain and operate any type of aircraft has to establish an Operations division with Pilots and Co-Pilots who are generally called a flight crew.

A Pilot operating an aircraft as a Commander is the highest paid employee and assumes in the long run very high and key positions like Chief of Operations, Chief of Flight Safety etc., and can finally become Head of the Operations. This is considered to be a very lucrative job in aviation industry, as they become Advisors and guiding tools in running airlines.