Cook pasta al dente following package instructions. Drain and set aside covered.
Preheat grill to medium-high heat. Combine all the veggies in large bowl. Season with salt and black pepper.
Grill until vegetables are crisp-tender and lightly charred. Remove vegetables from grill, combine with cooked pasta. Add in beans and marinara. Toss to combine. If needed, heat through on the stove top for a few minutes.