0141 vs 1371
Postal Clerk (USMC) vs Combat Engineer (USMC)
Two Marine MOS codes that went through the same boot camp and have agreed on absolutely nothing since graduation day.
0141's "about me" section would read: accountable mail — registered, certified, express — requires chain-of-custody documentation that the Postal Inspection Service takes seriously. 1371 would go with: the demolitions training is genuinely fun, and breaching operations are what you trained for. Green flags, red flags, and the deployment schedule — all below. Two career fields that share a country and a commitment and absolutely nothing else that matters on a Tuesday.
After the Uniform
The part the recruiter skips: what each job actually translates to once you're a civilian — and what it pays.
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.
“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.”
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.
“Combat engineers are the Swiss Army knife of the Marine Corps — you'll blow things up, build things up, and clear the way for infantry to maneuver. Demolitions, mine warfare, construction — it's the most versatile MOS in the 13 field. Plus the civilian construction and engineering skills are immediately transferable.”
You will dig fighting positions, fill sandbags, and do a LOT of manual labor that nobody else wants to do. The demolitions training is genuinely fun, and breaching operations are what you trained for. But most of your time is spent on working parties, construction projects, and being the unit's manual labor force because "engineers can build stuff." The skills are real — welding, electrical, carpentry, heavy equipment — and the civilian trades pay well. Just know that "combat" engineer means you're infantry-adjacent, not infantry-lite.
The Real Life
Same dimensions, side by side. 0141 on the left, 1371 on the right.
—
Demolitions, obstacle construction and reduction, route clearance, mine warfare, and construction projects. Combat engineers are the Swiss Army knife of the Marine Corps — you blow things up, build things, and clear routes. Garrison life involves demolition training, construction projects, and infantry-type PT and field exercises.
—
The Pioneer Course at Camp Lejeune (NC) covers demolitions, mine warfare, construction, and field fortifications. The training is hands-on and intense — you work with live explosives, build structures, and learn to detect and defeat IEDs. Expect a lot of field time.
—
Very high. Combat engineers carry standard infantry loads PLUS demolitions, mine detection equipment, and breaching tools. You do everything the infantry does and add explosives on top.
—
Combat engineers are the Marines that infantry units love to have attached. You do the hard, dangerous work that makes maneuver possible: breaching minefields, clearing routes of IEDs, destroying obstacles, and building fighting positions. The recruiter might sell this as "construction" — and you do build things — but the emphasis is on combat. You deploy with infantry units and face the same dangers. The route clearance mission in particular is one of the most hazardous jobs in the military. Civilian translation is solid: demolition, construction management, and defense contracting. VA disability claims for hearing loss, blast exposure, and joint issues are common in this MOS. It's a demanding, respected job with real career potential if you prepare for the transition.
Recent Reviews
Community Takes
Be the first to share your take on 0141 vs 1371
Compare Other MOS
Search by code or title, or browse by branch