In a small bowl mix together the salt, pepper, garlic powder, onion powder, and paprika. Set aside.
Remove the chicken thighs from their packaging and pat them dry with paper towels. Arrange the chicken thighs on the baking sheet and drizzle with the olive oil - rubbing the oil into the chicken to coat.
Sprinkle the spices over the chicken evenly and rub in with your hands.
Bake chicken in preheated oven for 35-40 minutes.*
*Chicken should reach an internal temperature of 165 degrees before consuming.