Questions regarding living in Qatar

Hello,
I have got an offer to start working in Biotechology company in marketing section as product spealist.
I would like to know what is an avergae salary for such kind of work there and regarding renting a small room in Doha as single person, how much does this cost?
Thank you all in advances for replaying to me.
Thank you for replaying to me question!
so for a single person, do you know how much i need on average to spend every month on living?
I don't have any knowledge about salaries in biotechnology companies but rent of small separate room in Doha for a single person would be around1500-2000 qr depending on the location