1. Preheat oven to 450°.
2. Place dough in a bowl; microwave at MEDIUM (50% power) for 45 seconds. Let stand 5 minutes. Roll dough into 14-inch circle. Place on pizza pan; pierce with fork. Combine 2 tablespoons oil and garlic; brush over dough. Bake at 450° for 14 minutes.
3. Heat remaining 2 teaspoons oil in a skillet over medium-high heat. Sprinkle steaks with salt. Add steaks to pan; cook 3 minutes on each side. Remove from pan; let stand for 5 minutes. Cut across grain into slices.
4. Combine arugula, onion, and vinaigrette. Arrange over crust; top with steak, cheese, and pepper.