There are numerous job opportunities if you are a deep sea diver. Deep sea diving is similar to commercial diving where divers are hired for a variety of underwater activities. The chief among them are as follows :
Ship surveying divers 
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Divers are hired to inspect those sections of a ship which are under water. This is done when the ship is anchored at a port or is at dry dock. Inspection can be for checking the material of the hull surface or a routine inspection for detecting cracks or damage due to some accident. They might also be asked to clean the hull surface. Some divers undergo specialized training to learn repair and maintenance of rudder, propeller, bow thrusters and other under water parts that cannot be repaired from inside the ship.
Welder Specialist Divers 
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This is a tough job which involves high level of risk. The divers who are specialized in this job are always in high demand. Companies dealing with offshore structures like oil rig platforms are always in need of under water welders. They are also required in salvaging activities that involves cutting metal structures that are fixed to the sea floor. They are also required by companies who are involved in building bridges, dams and laying underwater pipelines.
Rigging Specialist Divers
These divers deal with all the underwater activities related to oil rigs. They are even required to assist in installation and operation of cranes. Some of these divers are also burning specialists. They perform all the underwater burning and cutting activities using tubular and exothermic rods. It requires an additional special training to become a burning specialist.

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Medical Technician Divers
As diving is an extremely dangerous activity, chances of accidents are always there. Medical technician are trained medicos who can give first aid even underwater. As divers stay underwater for a prolonged period of time they often experience sicknesses such as extreme fatigue, decompression sickness and nitrogen narcosis. They are even trained to operate pressurized chambers and give emergency congestive heart failure treatment.
Divers are also hired by scientists and oceanographers to bring them samples of marine plants and animals.

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