Bring a large pot of salted water to a boil. Add the penne pasta and cook according to package instructions until al dente. Drain and set aside.

In a skillet over medium heat, brown the ground beef until fully cooked. Drain excess fat.

Add chopped bell pepper and onion to the skillet. Sauté until softened, about 5 minutes.

Stir in the corn, black beans, taco seasoning, and salsa. Cook for an additional 5 minutes until heated through.

Add the cooked pasta to the skillet and mix well to combine all ingredients.

Sprinkle shredded cheddar cheese on top and stir until melted.

Serve hot, garnished with additional cheese or fresh cilantro if desired.