Pipefitting is an essential trade that occurs in a wide variety of locations, primarily focusing on industrial and commercial settings where complex piping systems are crucial for operations. 

Starting off as an apprentice, someone working to be a pipefitter must work under someone - while earning the entry pay of around 35-50k every year. After completing the apprenticeship, the pipefitter gains license and is official. They begin to earn between 55-80k, and take on many more responsibilities, like working in larger industries. From there, they can become foreman's, supervisors, and eventually project managers or specialized engineers.

A pipefitter is a skilled tradesperson who installs, maintains, and repairs piping systems in various settings, including industrial, commercial, and even residential structures. They work with pipes carrying substances like steam, chemicals, oil, and gases, often under high pressure, making their work essential for the safe and efficient operation of many industries. 

Anyone who gets a license in the industry could move on to things like HVAC, or many other industries requiring specific skills gained through pipefitting.

Starting out, you can gain between 35-50k yearly. With experience, one could gain more than 100k yearly.