The key to getting your A&P ticket is first satisfying the requirements of the FAA. You must have the required amount of time working as a mechanic and be able to secure your 8610 forms, aka permission slips. The 8610 gives you permission to take the 3 tests, and once you've completed and passed...
Concerning jobs for an American outfit, they are out there still, but usually a candidate is being looked at before he even departs the military or he issomeone who is known in that circle. As for "for hire" entities other than Americans, they have their own group of contacts .