Preheat oven to 375F.
Line baking sheet with aluminum foil and brush half the amount of oil.
Place salmon skin side down onto prepared baking sheet.
In a bowl, mix the remaining oil with thyme and lemon zest.
Pour lemon thyme mixture over salmon.
Season with salt and pepper.
Allow salmon to marinate for 10 minutes before baking.
Bake salmon for 15 minutes or until opaque and easily flaked with a fork.
Garnish with chopped green onion.
Optional to serve with lemon wedge.