Looking for Long Term SEO service

We are looking for a long term experienced SEO expert. Our goal is to have one of our websites ranking on top 6th -8th position on the 1st page of google, yahoo and bing for a few given keywords. But the most important thing we want to see the site on the first page of Google. Requirements: 1. You must have at least 5 feedbacks for related project 2. You must follow the rules below: -No black hat and other unethical SEO Spam techniques. Only white hat methods and ethical work will be accepted. -Backlink pages must relate to our site topic - Links must be from my Countries websites. - Link pages and our links must be visible, readable, indexable and do-follow. - Links must be permanent, static html links. - One way links only, no reciprocal links. - No [login to view URL] blocking. No links from rel="nofollow" or "noindex" tag for pages themselves and for anchor text. - No use of automated software or bots. - No links from under construction pages. - No java links, jump scripts, framed pages, redirects, cloaking, CSS redirects, 301 redirects, dynamic links, flash sites/pages, hidden links, no string parameters, etc. - No link farms, link exchange programs, and web rings. - No paid traffic sites. - No banned sites, porn, gambling, violent, illegal sites, etc. When you bid, we need following information in PM: - SEO Methods used (numbers and details required) - Time frame Payment: 1. 30% payment when our website appears on 1st page of google for the given keywords. 2.70% payment when our site appears in 6-8st position in google for the given keywords. We have several other websites in need of SEO, and we are looking for someone that will be available to work on those sites also once they have proven themselves capable with this project. We will provide you with website detail and related keywords for the winning bidder. If you have any question please free to contact us.