Great, that you will start studying at FH Rosenheim soon!
Did I understand you correctly, that you will start with the Master Degree? So you have a Bachelor of Science in some engineering field already?
On this page you can find some informations about, what jobs you can have after studying Mechatronics:
http://www.fh-rosenheim.de/technik/elek ... e-chancen/
As far as I understood, Mechatronics can work in many production fields producing and developing f.e. vehicles for airforce or any products in the precision mechanics industry. The worktasks can be technically and coordinating projects (planning, producing, selling).
In this page you can find more informations about the different moduls and cources of the master degree. This might help you to become acquainted with the fields that are part of your studies, to prepare you for the future jobs:
http://www.fh-rosenheim.de/technik/elek ... chatronik/
I hope that is helpful for you. Do not hesitate to ask for more informations and help, if needed!
Do also tell, if you need help with translations.