Euphemistically: Sits around, watches TV and occasionally sends out an email, typically acting grumpy and waiting for the day of retirement.
Realistically: Master gunnery Sergeants hold the position of Senior NCO for a Marine unit. As an E-9, they hold a staff position at (likely) battalion level or higher.
That depends on their MOS and what type of unit they're assigned to. Generally, you see Master Sergeants in staff positions, rather than command positions.
Are usually section chiefs.
They are referred d to as Top because they are at the top of the NCO ladder. They are the highest rank a NCO can be without a MOS.
Headquarters Marine Corps
headquarters marine corps
Because that is possibly the finest rank in the Corps, with the exception of Master Gunnery Sergeant.
If you're asking what the name of that pay grade is, there are only two and they are Sargent Major (there's also the SgtMaj of the Marine Corps, but there's only one of them) and Master Gunnery Sargent.
The Commander-in-Chief of the US Marine Corps is the President of the United States. The Commandant of the Marine Corps, a four star general, is a member of the Joint Chiefs of Staff and reports to the Secretary of the Navy.
Sergeant Major of the Marine Corps - there's only one in the entire Marine Corps.
The phrase "adapt and overcome" is commonly associated with the United States Marine Corps, specifically the military doctrine of the Marine Corps. It emphasizes the importance of being able to quickly adjust to changing circumstances and challenges in order to succeed.
A member of the Marine Corps Reserves.
Marine Corps translates into German as Marine-Infanterie.
United States Marine Corps .
Anyone can get cancer, whether or not they are in the Marine Corps.