How to get a job in dubai ?

My mom is planning on to move to Dubai. She's trying to look for a Job but she can't seem to find a legit site to apply or a buisness she can get a connection through. I'm trying to help her find a job, does anyone know of a good website to apply. Were from Canada. Heres a few things she can do... Insurance (claims), Holistic nutrition, Medical office administration, administrative research, administration... Please reply with good information.