Adwords Expert Needed.

Looking for an Adword Expert who has some extensive experienced, in Ad words Campaign and a proven record and show us High CTR and at least 70% ROI. I want you to install GOAL on our Google Analytic its an ongoing basis work but I want you to tweak my campaigns, so I will get effective results as mentioned above we do receive about 30 to 40 conversions from Google but we dont know how much is that on ROI. We are using CS-Cart right now, therefore you must be an expert in order to bid on this project.