Before any dive, commercial divers take safety precautions like registering with authorities and monitoring planned depth and dive length, then descend with the help of surface crew and communicate back up using signal lines or telephones. Underwater, the work ranges from inspecting docks, pipelines, and buoyage systems with cameras and testing equipment to using power tools like drills, torches, and welding gear to repair or install structures, and even rigging sunken objects to cranes or winches for recovery. Because dives happen outdoors in whatever weather shows up, alongside real exposure to hazardous equipment and contaminants, specialized protective gear is standard. The job is done as part of a team with surface support, and most divers enter through vocational training, an apprenticeship, or an associate's degree rather than a four-year program.
Pros
High upside earning potential, up to $158k for experienced commercial divers
Much faster than average projected job growth (8.5% over the next decade)
Unusual, hands-on work combining diving, welding, rigging, and inspection skills few other trades offer
Cons
Small occupation nationwide (around 400 jobs), so opportunities may be geographically limited
Above-average hours, often exceeding a standard 40-hour work week
Inherently hazardous underwater conditions requiring specialized safety protocols and equipment
A typical day
The dive brief comes before anything gets wet: today's job is inspecting bridge pier footings, so the team reviews depths, currents, hazards, and hand-signal protocols while the tender preps the surface-supplied air rig. Suiting up takes two people; the dive itself is slow, methodical work in water where visibility might be two feet — feeling along concrete for scour damage, narrating findings up the comm line, shooting video for the engineers. Bottom time is tracked to the minute against dive tables. Between dives there's gear maintenance, report writing, and the physical recovery this job demands — it's construction work performed underwater.
Tasks at the job
Take appropriate safety precautions, such as monitoring dive lengths and depths and registering with authorities before diving expeditions begin.
Communicate with workers on the surface while underwater, using signal lines or telephones.
Descend into water with the aid of diver helpers, using scuba gear or diving suits.
Obtain information about diving tasks and environmental conditions.
Inspect and test docks, ships, buoyage systems, plant intakes or outflows, or underwater pipelines, cables, or sewers, using closed circuit television, still photography, and testing equipment.
Recover objects by placing rigging around sunken objects, hooking rigging to crane lines, and operating winches, derricks, or cranes to raise objects.
Workplace & working conditions
Work happens primarily outdoors, exposed to whatever the weather is doing, and you work in close physical proximity to coworkers or the public for much of the shift. Noise levels can be distracting or uncomfortable. The role involves regular exposure to hazardous equipment or conditions and contaminants, and specialized protective equipment is standard.
There's a regular, moderate amount of time pressure, and you're expected to exercise significant independent judgment day to day. Almost all of the work is done as part of a team.
Education necessary or common
Vocational training, apprenticeship, or associate's degree
Licenses & certifications
Commercial diving certification from an ACDE-accredited school