Get some activities related to business, business thinking, get some experience with “stretch,” creative problem solving, etc. Have some real responsibilities, build some impact on those around you. In and out of thehigh school comfort zone.
For engineering, you need collaborative math-sci ECs.
But most of all, you need to: get out of the dream stage, become informed, and be competitive with all those kids who are already more focused, gaining the right experiences, taking on the right challenges.