NEED SEO work done for A Cheese Company Website

We are looking to increase our ranking for many keywords/phrases for goldenagecheese.com. We are already well ranked and are page rank 4, but we want to increase our page rank and deep link all of the pages not linked in our website. NOTE THAT WE ARE RANKED FOR MOST OF THE REQUESTED KEYWORD/KEY PHRASES I need an SEO specialist who can take on this task. We need many keywords to reach page 1 and rank 5 or higher. We are looking for a longer term plan and then a recurring monthly maintenance service. We would structure the deal to pay less up front and more in the back end (6 month plan and % of total project to be paid when results are met: 5% after first month, 10% after second month, 20% after third month, 20% after fourth month, 20% after fifth month, and 25% after final sixth month period). After the final payment we want to continue to improve ranking and would like to work with seo company to do so.) Here is a list of the keywords we would like optimized: cheddar cheddar cheese cheddar cheeses mozzarella cheese curds cheese curd cheddar cheese curds mozzarella cheese mozzarella cheeses fresh mozzarella swiss cheese smoked cheeses smoked cheese cheese gifts cheese gift box cheese gift boxes fresh cheese curd buy cheese curds online buy cheese online mozzarella stretching curd wholesale cheese wholesale cheeses cheese wholesaler natural cheeses sharp cheddar cheese extra sharp cheddar cheese aged cheddar cheese white cheddar cheese new york cheeses new york cheddar PLEASE SEND US A PRIVATE MESSAGE OUTLINING YOUR METHOD TO GET US RANKED! WE ARE LOOKING FOR A COMPANY TO WORK WITH LONG TERM! The most experienced individual with the lowest bid will win this project.