I donn't wanna this job

I had graduated from liaoning univercity(a china school) about 1.5 year,
I am fresh engineer at ASEgroup.As a w/b engineer,i handle some process case/problem.It let me feel weary.

My chief profession is electronic sicence and technology,but I use it a little right now.

I wanna change my job,such as package simulation .

At least, it can use my experience of assembly.

But I donn't know how can I ready for changing my jot to simulation,
what should I prepared?
Pls give me your best suggestions~~
Thanks and best regards.

do simulations and practice many problems. once you have good knowledge of simulations softrwares, getting job is easier