(currently in high school)? Right now I am 16 years old and I want to join the Marine Corp to help fight the war on terrorism and to make me a better person,. but I get good grades currently have a 3.9 gpa, I'm pretty smart and I want to go to college and become a chemical engineer when I am older.... I dont know what I should do first, go to college and get my degree then enlist in the Marines, or Enlist in the Marines and then go to college, I dont want to be an officer...