Cook potatoes in boiling water for about 3 minutes until tender crisp; drain and set aside.
Trim visible fat from steak and slice in 1-inch pieces. Heat 2 Tbsp olive oil in ovenproof skillet over med-high heat until hot. Add steak and cook turning occasionally until browned. Remove from skillet and set aside.
Add carrots to skillet and saute 4 to 5 minutes, stirring frequently. NOTE: may need to add additional EVOO. Add onion, carrots, celery and garlic; saute until vegetables are tender.
Combine flour, salt, pepper and thyme; stir well. Add flour mixture to vegetable and cook 1 minute, stirring constantly. Add beef, tomatoes, corn and beef broth, stirring frequently. Bring to a boil; reduce heat and simmer for 5 minutes, stirring occasionally.
Remove skillet from heat and arrange potato slices over top of beef mixture covering completely. Brush potatoes with EVOO; sprinkle with salt and pepper, if desired. Broil 5 1/2-inches from broiler about 15 minutes or until potatoes are lightly browned.