In a small dish, mix salmon spices together. Coat both sides of each filet with the blackening spice mixture.
In a large skillet, heat oil over medium-high heat. Add salmon and cook for 3-5 minutes per side (depends on thickness) until salmon is done.
For the Salad:
Assemble salad by layering ingredients onto plates in the following order: spring mix, cherry tomatoes, nuts, avocado, cheese, and salmon. Drizzle dressing over the top.