What is the best for a fresher to do a job in mainframe in TCS or any startup company with PHP and Ruby on Rial?

[Ewan]

Hello everyone, I'd like to ask you a little problem with a small problem, what is the best for a fresher to do a job in mainframe in tcs or any startup company with php and ruby on rial? Thank you for giving me your opinion and not to ignore my subject.