Also called: Firestop Technician, Fire Barrier Installer
Seals every hole where pipes, wires and ducts pass through walls and floors so fire and smoke can't spread through a building.
You walk a hospital under construction with a cart of caulks, collars and wraps, sealing hundreds of penetrations following tested designs. You photograph and label each one for inspectors. It's a small specialty most people have never heard of, and it saves lives.
Estimated.
Approximate: anchored on Bureau of Labor Statistics data for a broader job group.
Certificate, about 0 years after high school. On-the-job training plus manufacturer or FM/UL contractor certification.
Ways in: On-the-job training, Certification. Training cost: Get paid while you train.
Growing faster than average. Growing with stricter fire code enforcement.
Low risk for 10 years. Each wall penetration is different, and inspectors require hand-installed, documented firestop systems.
Age 18+. One way to start: Apply to firestopping and insulation contractors for installer helper jobs
Classes: Chemistry, Construction CTE.
Official data: O*NET occupation 47-4099.
Career Universe is an early version. Pay, training and AI-risk figures are estimates to start your own research, not verified facts. The research was written with AI research assistants, checked by validation scripts and spot-checked by hand. Check anything important with schools, employers and official sources. How the numbers work.