Blog/Short Article Content Writer Needed Full Time

I am looking for a full time article writer for our SEO firm. Typical articles are 350-600 words on a wide range of topics including, SEO, taxes, accounting, legal, medical, etc. Writer does not need to be an expert in these fields, just be able to do enough quick research to write quality well written Articles in English. Grammar and spelling do matter. Must be unique Quality articles, no content from automation systems, or pre-written spun articles etc. Must be fresh and original content only! Articles will be verified against duplicate content system, so please just be honest up front. Knowledge in article spinning would be beneficial, software provided. Looking for someone that just loves to write and can do it daily. Topics will be assigned each day or week with keywords. Some SEO knowledge in writing your articles is helpful. Please provide an estimate of how many articles you would write daily, as well as your salary requirements either weekly or monthly according to that many articles. Experience in Wordpress or Drupal blog posting helpful, but not mandatory.