Become a Marine Security Guard

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Marine Corps Embassy Security Group (MCESG)
'Vigilance, Discipline, Professionalism'

What We Do

Marine Security Guards serve throughout the world to ensure the safety of Diplomatic Missions to conduct diplomacy abroad in a safe environment. MSGs prepare to execute plans for the protection of the mission and its personnel as directed by the Chief of Mission or Principal Officer through the Regional Security Officer.

 

Email 

MSGInfo@usmc.mil

Work Phone Number

+1 703-432-2701/2702

Duty Cell Phone Number

+1 571-243-2194

 


 

 

Application Process

The application process consists of four phases. The first two phases can be completed by all eligible applicants and the next two steps can only be completed by qualified applicants. Marines may attend a Recruitment, Advertising and Screening Team (RAST) Brief for more information before beginning the application. If you encounter any problems satisfying any of the listed requirement, please contact the 📧 Marine Security Guard Screening Team as soon as possible.

Please download and fill out these documents to facilitate the application process:

PHASE I DOCUMENTS
PHASE II DOCUMENTS
PHASE III WATCH STANDER DOCUMENTS PHASE III DETACHMENT COMMANDERS DOCUMENTS

📧 MSGInfo@usmc.mil

Video Player
U.S. Marine Corps Chief Warrant Officer 5 Michael O’Brien is congratulated by attendees during his retirement ceremony at Lopez Hall, The Basic School on Marine Corps Base Quantico, April 11, 2025. O’Brien honorably served the United States Marine Corps for more than 29 years and received letters from the President of the United States and the Commandant of the Marine Corps in recognition for his service.(U.S. Marine Corps video by Lance Cpl. Katherine Corado)
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Captions / Subtitles
Chief Warrant Officer 5 Michael O'Brien's Retirement Ceremony
U.S. Marine Corps Chief Warrant Officer 5 Michael O’Brien is congratulated by attendees during his retirement ceremony at Lopez Hall, The Basic School on Marine Corps Base Quantico, April 11, 2025. O’Brien honorably served the United States Marine Corps for more than 29 years and received letters from the President of the United States and the Commandant of the Marine Corps in recognition for his service.(U.S. Marine Corps video by Lance Cpl. Katherine Corado)
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Marine Corps Embassy Security Group (MCESG)