Most people have viewed this as a hobby, as it is called Ham or Amateur Radio operator is an enjoyable and a very interesting to way to pass views to would be listeners, there so many ways to achieve as a Ham Operator, it may sound like a pure hobby but as you will latter learn it requires a bit of knowledge too, Its likely to find novice Ham operators using Morse Code from 15 and 40 meter bands, this purely an entry level, as you may already be aware every job needs skills and one needs mentor if he is to be at his best at that, this applies to Ham Radio too, it's a stepping stone to become an experienced Radio Operator. At start up you need to identify good radio to operate with, some would argue that tube radios have better quality audio, that's may hold true but to be on the secure one has to research for a good Radio.
In recent times Technology has worked best to radio operators because nowadays you don't need to have a Radio to get on air, due to commercialization of the internet, coupled with good Engineering on the part of Radio Operators you can get on air anytime you wish, One sure way of doing this is by using Echolink, you may know that this windows software can enable Radio operators to communicate all over the world, all that's needed is a good computer, sound card, speakers and a microphone. All information regarding to this is found at their Echolink website.
If you are interested in being a Radio Operator, its advised that you visit sites that will give you information on how to start, for example there is Hello Radio, you may want to visit these site, there is a well written non technical introduction.
Take time to read, all you need at this entry level is to get conversant with Morse Code or Continuous wave as most operator refer it to. You will then seat for an entry level exam. FCC has since abolished Morse Code testing as a requirement for entry level Amateur license, its now replaced by multiple choice test, The questions for this tests are taken from a pool of other questions, These questions and the correct answers to these question are readily available. The American Amateur Radio League AARL web site has the question pool available for free download.
Download these question and read them, if need be memorize the correct answers, before the test you can visit other sites to practice before taking the actual test.
When ready to take the test locate Ham Radio VE testing session in your area, check available open dates then book for it, you can also locate testing session by calling a local Amateur Radio club or by simple online search. When the time comes seat for it, if you fail, which you probably won't, just retake it, after about a week you will receive your own Unique Amateur Radio call sign from the FCC.
If you like the idea of having a responsible job on an oil rig in the oil industry, you might want to consider working as a crane operator. You will need to have experience of working as a crane operator - perhaps in another field - in order to...