Hi,
I am glad to read that you are looking for a SEO expert who can perform On-page optimization which is one time process.
In order to do the On-page optimization to fix the Google Analytics I need FTP details of the site, If you cannot share this details then I can send you the final file to you then you can upload the code into the site by yourself.
I can do professional and perfect On-page optimization and all the tasks belongs to the Onpage including the Google analytics.
Looking forward to hear from you to proceed ahead to the next step.
Sincerely,
Syed W M.