All emarketing needed, SEO site optimization needed

We are looking for a E Marketing expert(s) with the following duties: Part(1) Site, Keyword, research and analysis To propose and make the changes of our existing website to make it more Seo-friendly including: • Keywords research analysis (including competitor analysis) • URL Text • Product Description, Meta tags • Title tags • Image Names • ALT tags • Heading tags • Content • Hyperlinks •[login to view URL] Optimization •W3c Validation all the pages should be indexed properly for the search engine Please give me accurate time frame, website will be given upon request through pm. Most of the above is fairly simple as our website uses Magneto shopping software Requirements: The SEO consultant must have worked in this area for more than five years. The SEO consultant will show the past SEO works. Looking for recommendation regarding all facets of e marketing such as link building,Affiliate Marketing and any other ideas will be entertained for upcoming jobs.