Skip to main content
HonestMOS
InvestigationsCongress made VA disability claims free to file. An entire industry charges veterans anyway — and nobody can stop them.
MOS COMPARISON

1391 vs 0141

Expeditionary Fuels Technician (USMC) vs Postal Clerk (USMC)

Intel

Two MOS codes that share nothing except a fierce, eternal argument about who's more "Marine." Spoiler: neither will concede.

One recruiter swore you'd be the Marine who keeps the entire MAGTF running by managing the fuel supply chain from ship to shore to aircraft to motor pool. The other promised you'd mail is morale, and you're the one who delivers it. Both maintained eye contact throughout. The 1391 quickly discovers: when a helicopter can't fly because the JP-5 is contaminated or the FARP ran dry, everyone suddenly cares very much about what you do. Cut to the other MOS: The 0141, meanwhile: accountable mail — registered, certified, express — requires chain-of-custody documentation that the Postal Inspection Service takes seriously. Both can put "military veteran" on their resume. The follow-up questions diverge significantly.

1391Marines
Expeditionary Fuels Technician
Overall ratingNo reviews yet
Do It Again
Civilian Pay
$59K
0141Marines
Postal Clerk
Overall ratingNo reviews yet
Do It Again
Civilian Pay
$40K
Head to Head
1391
0141
Getting In
ASVAB Line Scores
MM 95
CL 90
Pay Grade
Enlisted
Enlisted
Training
Training Length
9 wk
7 wk
Pipeline Type
Marine Corps Recruit Training
Training Location
MCES, Camp Lejeune, NC
MCB Camp Lejeune, NC
Day-to-Day
Career Field
Engineer/Utilities
Administration
After You Get Out
Civilian Median Pay
$59K
$40K
Top Civilian Career
Engineering Technologists and Technicians
Couriers and Messengers

After the Uniform

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

1391Expeditionary Fuels Technician
Civilian Median Pay
$59K/yr
What It Becomes on the Outside
Engineering Technologists and TechniciansStrong
Job market: Average (4%)
$59K
Pump Operators, Outside of Wellhead PumpersStrong
LogisticiansRelated
Job market: Faster than average (18%)
$79K
Occupational Health and Safety SpecialistsRelated
Job market: Average (5%)
$81K
0141Postal Clerk
Civilian Median Pay
$40K/yr
What It Becomes on the Outside
Couriers and MessengersStrong
Job market: Declining (-8%)
$40K
Human Resources SpecialistsRelated
Job market: Average (6%)
$68K
LogisticiansRelated
Job market: Faster than average (18%)
$79K

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.

1391Expeditionary Fuels Technician
What the Recruiter Says

Nothing moves without fuel — not vehicles, not aircraft, not generators, not the war. You'll be the Marine who keeps the entire MAGTF running by managing the fuel supply chain from ship to shore to aircraft to motor pool. You'll operate specialized fuel systems, test fuel quality, and manage bulk storage in the field and in garrison. The petroleum and hazmat handling skills translate directly to civilian careers in the oil and gas industry, airport fueling operations, and industrial fuel management — and those industries pay well for people with hands-on experience and safety certifications.

What It's Actually Like

You are a gas station attendant with a security clearance and a combat load. That is the joke and it is not entirely wrong. Your job is to make sure every vehicle, aircraft, and generator in the MAGTF has the right fuel, at the right place, at the right time, at the right quality. When it works, nobody thinks about fuel. When a helicopter can't fly because the JP-5 is contaminated or the FARP ran dry, everyone suddenly cares very much about what you do. The work is physical — you are moving hoses, connecting fuel lines, setting up tactical fuel systems, and doing it in environments that range from flight lines in 120-degree heat to muddy field positions in the rain. You will learn more about petroleum products than you ever wanted to know: specific gravity, fuel additives, water contamination, microbial growth in fuel tanks, and why you test every batch before it goes into an aircraft. The hazmat handling is real and constant — you are working with thousands of gallons of flammable liquid and the safety protocols exist because people have died when they were ignored. Garrison life often means working at the bulk fuel farm or motor pool fuel point, which is repetitive but predictable. Field ops are where the job gets interesting — setting up expeditionary fuel systems, running hose lines across terrain, and keeping the fuel flowing during exercises or deployments. Civilian translation is genuinely strong if you get your certifications: HAZWOPER, API certifications, CDL with hazmat endorsement. Airport fueling operations, refinery work, oil and gas pipeline operations, and industrial fuel management all want people who have done this under pressure. Without certs, you are competing against people who have them. Start stacking credentials while you are still in.

0141Postal Clerk
What the Recruiter Says

Mail is morale, and you're the one who delivers it. Postal clerks are among the most appreciated Marines in a deployed unit — the person who shows up with packages from home is never unpopular. You'll manage a postal operation that keeps Marines connected to their families across any environment.

What It's Actually Like

You are the most popular Marine on deployment and completely invisible in garrison, which is an interesting career dynamic. The work involves sorting, tracking, and distributing a volume of packages that grows every deployment as online shopping gets easier. Accountable mail — registered, certified, express — requires chain-of-custody documentation that the Postal Inspection Service takes seriously. Lost accountable mail is a very bad day. Civilian postal operations, package logistics, and mail management careers are accessible; USPS and private carriers like FedEx and UPS recognize military postal experience. The behind-the-scenes logistics knowledge is more transferable than the job title implies.

Recent Reviews

1391
No reviews yet. Be the first to review 1391.
0141
No reviews yet. Be the first to review 0141.

Community Takes

Be the first to share your take on 1391 vs 0141

Compare Other MOS

Search by code or title, or browse by branch

vs