Preheat your oven to 350 degrees.
Cream together your butter and sugars until light.
Add in your egg, pumpkin puree and vanilla and stir till mixed together.
In a separate bowl combine your flour, baking soda, salt and pumpkin pie spice.
Dump your dry ingredients in with your wet ingredients and stir until just combined.
Combine the cinnamon and sugar in a small bowl.
Scoop your dough into 1 1/2 TBS to 2 TBS and roll into balls.
Dip your dough into the cinnamon sugar and roll around to full coat.
Slightly flatter your balls and place them on a cookie sheet lined with parchment or a silicone liner.
Sprinkle with extra cinnamon sugar if desired.
Bake for 6-7 minutes.
Allow to rest on cookie sheet for a minute before removing to a cooling rack.