What are you doing exactly? Some TN only require 3 years experience
If you only have high school, you will have a harder time. You could try tech writer. But if your title is CTO you will have trouble. If you have a certified engineer or scientist as your boss (CEO?) you could be a scientific technician.
Grasmick.com is the lawyer I suggest talking to if you want personal advice. He also has an TN ebook worth buying.