The Marines are the first to the fight, You need to have a high school graduation to get in they will not allow people with a.d.d or any other learning disorder. The market for this job will always be open and wanting people. the salary range is above 20,000 a year for every Marine. Also you would be provided with housing and a allowance . The highest pay role for marines are engineers earning about and there are many roles in the Marines such as Recon, Support, assault and Engineer. the Marines also work with the Navy and Air force. The marines are better trained than the regular U.S Army and regular Navy.