Arrange oven racks in upper and lower third of oven. Preheat oven to 450°F. Spray 2 large baking sheets with avocado oil spray.
Place vegetables on baking sheets in even layers. Spray with avocado oil spray.
Bake 10 minutes. Rotate pans and continue baking until lightly browned, 5 to 8 minutes. Cool 10 minutes.
Cook pasta according to package directions. Drain and rinse with cold water.
Stir together pasta, vegetables and dressing in large bowl. Refrigerate at least 30 minutes. Stir in goat cheese just before serving. Salad is best served the same day it's made.