Subsea Cable Jointer

Also called: Cable Repair Technician (Cable Ship), Submarine Cable Jointer

Repairs and splices the undersea fiber-optic and power cables that carry the internet between continents.

A day in the life

When a cable breaks, a jointer sails on a repair ship, waits while grapnels lift the cable from the seafloor, then spends hours precisely splicing fiber in a clean room on deck.

Pay over a career

Starting
$55k
Typical
$85k
High
$130k

Approximate: anchored on Bureau of Labor Statistics data for a broader job group.

Training

Certificate, about 2 years after high school. Technical training in fiber optics and manufacturer certifications.

Ways in: Trade school, Certification. Training cost: Under $15k.

Majors to look at: Fiber Optics Technology, Electronics Technology.

Outlook

Shrinking (about -2% over 10 years). BLS 2025-35 projection band for SOC 49-9052: Decline (-1% or lower).

Will it last? Our AI estimate

Low risk for 10 years. Splicing fiber and power cables on a rolling repair ship is precise handwork; cable demand is rising.

Start now, in high school

Classes: Electronics CTE class, Physics, Shop class.

Official data: O*NET occupation 49-9052.

More Underwater Robotics & Ocean Tech careers

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.