Is BU (Builder) a Good Rating?
United States Navy · Navy Rating
Quick Facts — BU (Builder)
AIT / Training
12 weeks
Training Location
CBC, Gulfport, MS
Career Field
Construction (Seabee)
Verdict: Not enough data
Based on 0 community reviews from verified service members
Score Breakdown
About BU Builder
Constructs, maintains, and repairs buildings and structures as part of the Navy's Construction Force (Seabees). Performs carpentry, masonry, and general construction supporting Navy and joint force projects worldwide.
12 weeks
CBC, Gulfport, MS
Construction (Seabee)
Recruiter vs. Reality
What the Recruiter Says
You'll be a Seabee — building airfields, facilities, and combat infrastructure in places and on timelines that civilian contractors add a significant risk premium just to bid on. The Seabee construction skills are real trades: carpentry, masonry, concrete work, and the expeditionary construction skills that nobody teaches outside the military. Union apprenticeship pathways — carpenters, laborers, operating engineers — are accessible to Seabee BU veterans and accelerate through the military experience. Construction companies doing government and military work specifically recruit Seabees because the combination of construction skill and military discipline is hard to find anywhere else. The trade is valuable and the market for it is genuine.
What It's Actually Like
Can Do. That is the Seabee motto and you will discover it is not so much an affirmation as it is a warning about what will be expected of you. You are a construction worker who deploys with a rifle, and unlike Army combat engineers, you will be building things that are intended to last — concrete structures, timber framing, masonry work in countries where the infrastructure stopped being maintained sometime in the 1980s. Your tools are the same as civilian construction: transit levels, concrete forms, framing squares. Your environment is not: you will pour concrete in 115-degree heat, frame structures in monsoon season, and do finish carpentry while living in a GP medium tent. The Naval Mobile Construction Battalion community is small and tight. NMCB deployments have a genuine operational mission — you are infrastructure for the force. The civilian construction pathway is the most direct of any Navy rate. Your hours log toward journeyman status in most trades. Contractors who have built on government projects will understand exactly what you did. The license test is still the license test. The skills you bring to it are genuinely ahead of most test-takers.