Go to MEPS and take ASVAP test. Then you choose your job based on your ASVAP score. If you have a good score, you will be able to pick any jobs. Please be prepared before you take ASVAP test and try to get a job that you really want.
No process. I was recruited and had to be medically cleared before hiring. I also had to execute a contract and was obligated to complete all time listed in contract.
I applied through a recruiter. I interviewed at US Army
Interview
You sign up through a recruiter, take a few tests, at the time it was the ASVAB plus two additional tests and then you see what you qualify for among a plethora of jobs.