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MOS COMPARISON

8156 vs MC

Marine Security Guard (USMC) vs Mass Communication Specialist (USN)

Intel

The Navy drives the ship. The Marines ride on it and break things when they get off. Neither will ever admit who needs who more.

The honest version of the 8156 brochure would include this line: the hours vary by post — some embassies run 24/7 watch schedules with small detachments (5-8 Marines), which means you are standing a lot of duty. The honest MC brochure would feature: the access is real — you will photograph things most people never see. Neither of these were in the actual brochure. The actual brochure had a stock photo of someone looking purposeful. A recruiting station near you is currently presenting both of these as "the best-kept secret in the military."

8156Marines
Marine Security Guard
Overall ratingNo reviews yet
Do It Again
Civilian Pay
MCNavy
Mass Communication Specialist
Overall ratingNo reviews yet
Do It Again
Civilian Pay
$67K
Head to Head
8156
MC
Getting In
ASVAB Line Scores
GT 100MM 95
VE_AR 110
Clearance
Secret
Pay Grade
Enlisted
Enlisted
Training
Training Length
7 wk
10 wk
Pipeline Type
Boot Camp
Training Location
Marine Corps Embassy Security Group, Quantico, VA (MSG School)
DINFOS, Fort Meade, MD
Day-to-Day
Promotion Speed
Average
Deployment Tempo
Moderate
Career Field
Security
Public Affairs
After You Get Out
Civilian Median Pay
$67K
Top Civilian Career
Public Relations Specialists
Credentials Earned
4 certs

After the Uniform

The part the recruiter skips: what each job actually translates to once you're a civilian — and what it pays.

8156Marine Security Guard
Civilian outcome data coming soon for 8156.
MCMass Communication Specialist
Civilian Median Pay
$67K/yr
What It Becomes on the Outside
Public Relations SpecialistsStrong
Job market: Average (6%)
$67K
Public Relations SpecialistsStrong
EditorsStrong
News Analysts, Reporters, and JournalistsStrong
Credentials You Walk Away With
Combat camera qualificationsDoD Joint Course in Communication certificationsAdobe Creative Suite proficiencyVarious media production qualifications

Salary data from the U.S. Bureau of Labor Statistics Occupational Employment and Wage Statistics program. A guide, not a guarantee.

Recruiter vs. Reality

The pitch versus what people who actually did the job report back.

8156Marine Security Guard
What the Recruiter Says

You'll guard U.S. embassies around the world — Dress Blues at Post 1, protecting American diplomats and classified information in over 140 countries. You'll live abroad, travel extensively, earn extra pay (SDA and COLA), and have experiences most Marines never get. MSG duty is one of the most prestigious B-billets in the Marine Corps. You'll develop maturity, cultural awareness, and independence that set you apart for the rest of your career. The duty is highly sought after and competitive to get into.

What It's Actually Like

MSG duty is the best-kept open secret in the Marine Corps. You apply as a Corporal or Sergeant (occasionally Lance Corporals get picked up), pass a screening that includes a background investigation upgrade, and attend MSG School at Quantico. The school is 7 weeks of training on embassy security procedures, classified material handling, emergency action plans, and a crash course in diplomatic culture. Then you get orders to an embassy — and this is where it gets real. You could end up in Paris, you could end up in Nairobi, you could end up in a place you've never heard of. You don't get to pick, and your first post is usually not your dream location. That said, you do three posts over your MSG tour (typically 3 years total), and your second and third posts you have more input on. The daily job: you stand watch at Post 1 (the main security checkpoint inside the embassy), conduct security rounds, manage access control, and execute emergency destruction plans for classified material if things go sideways. The hours vary by post — some embassies run 24/7 watch schedules with small detachments (5-8 Marines), which means you are standing a lot of duty. The lifestyle is the real draw. You live abroad, often in apartments off the embassy compound, with a living allowance that can be generous depending on the country. You wear Dress Blues to work. You attend embassy functions and interact with diplomats, foreign nationals, and other agency personnel. You will mature faster than your peers back in the fleet because you are operating independently in a foreign country with real responsibility. The downsides: small detachment politics can be intense — 6 Marines living and working together 24/7 in a foreign country with no escape is a pressure cooker. The Detachment Commander (Det Commander, usually a Staff NCO) sets the tone, and a bad one can make the tour miserable. You are also far from Marine Corps support systems — no base gym, no PX, no Motor T to fix your car. You handle your own life. Some posts are genuinely dangerous (hardship posts), and the pay reflects that. Others are European capitals where the biggest risk is spending too much money on travel. Career-wise, MSG on your record is a significant resume builder. It shows maturity, responsibility, and that you were trusted with sensitive duty. Many former MSGs say it was the best thing they did in the Corps.

MCMass Communication Specialist
What the Recruiter Says

You'll produce photography, video, and written content covering Navy operations — carrier flight operations, humanitarian deployments, and the full range of naval life in environments that civilian journalists spend entire careers trying to access. The media skills are real and the portfolio you build has genuine market value: fleet combat camera MCs produce content that appears in national publications and networks. Corporate communications, digital media production, and PR firms recognize that military PA experience develops an ability to operate under pressure and produce professional content in non-ideal conditions. The defense media space — military news outlets, DoD information programs — is a direct transition pathway that specifically values Navy MC experience.

What It's Actually Like

You will produce content — photos, video, news releases, social media — that presents the United States Navy in a favorable light, which is genuine communication work constrained by institutional messaging requirements that will occasionally make you feel like you're working in a very structured creative environment. The actual photography and videography training is substantive. MC school teaches DSLR operation, video production, and writing at a level that produces genuinely capable visual journalists. Fleet PA shops put you on the pier when the ship returns, on the flight deck during operations, at the brow during port calls. The access is real — you will photograph things most people never see. What the recruiter glossed over: you are also a messenger for institutional priorities, which means the creative latitude varies enormously by command climate and the news cycle. If the ship does something the public should know about, you cover it. If the command would prefer something not be covered in a particular way, that conversation will occur. Civilian broadcast media, photojournalism, PR agencies, and federal public affairs offices are all legitimate career pipelines. The portfolio you build at sea is distinctive. So is the ability to produce professional content in circumstances that would challenge most civilian journalists.

The Real Life

Same dimensions, side by side. 8156 on the left, MC on the right.

Daily Life
8156

MC

Photography, videography, journalism, graphic design, and media production for the Navy. MCs document everything from ceremonies to combat operations. On a ship: ship's photographer, journalist for the ship's newspaper/website, and social media content creator. Shore duty: public affairs offices, DVIDS, Navy media centers, or Pentagon communications.

Training / School
8156

MC

A School at Fort Meade (MD) is about 13 weeks. Covers photography, videography, journalism, graphic design, web content management, and public affairs fundamentals. The training is creative and the equipment is professional-grade — you'll use the same cameras and editing software as civilian media professionals.

Physical Demands
8156

MC

Low to moderate. Photography and videography work can involve carrying heavy camera equipment in field conditions. Combat camera has more demanding physical requirements.

Where You'll Be Stationed
8156
MC
Norfolk (VA)San Diego (CA)Washington D.C. (Pentagon/CHINFO)Naples (Italy)Various commands worldwide
The Honest Truth
8156

MC

Mass Communication Specialist is a creative rate in a military that doesn't always value creativity. The recruiter will tell you about documenting history and telling the Navy's story — and that's real. Some MCs create genuinely powerful journalism and photography. What they won't tell you: a lot of MC work is shooting grip-and-grin photos of officers shaking hands, writing bland press releases, and managing social media accounts that command wants to be as inoffensive as possible. The creative freedom varies enormously by assignment — a combat camera unit is a completely different experience from a base public affairs office. The civilian translation is good if you build a strong portfolio: media companies, government communications, corporate marketing, and freelance photography are all viable paths. The rate is small, which can make promotion competitive. Come in loving the craft, because the bureaucracy will test your patience.

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