‘Every Marine a rifleman’ still relevant, says sergeant major of the Corps 1 day ago Just prior to two symposiums on Marine goals and principles, Sergeant Major of the Marine Corps Troy Black spoke to Marine Corps Times about the summits, and how he views the roles of the heart of the Corps – its noncommissioned officers. During the first week of February Sergeant Major of the Marine Corps Troy Black held two summits diving into some of the concerns and changes needed for the Marine Corps to prepare for the future fight. The first summit, titled “Every Marine a Rifleman,” took a particular look at what it means to be a Marine in modern age.