You can get normal new unfurnished Two-bedroom apartment for 7.5 to 8K. Furnished will cost around 10K. The residential places near to Corniche are Markhiya , TV Round About , Al Saad, Bin Omran, Bin Mohamoud, etc. There are luxury flats in west way pretty close to salam tower that will cost not less than 15K.
Are you going to work for Qatargas?