There are different careers you can follow in order to work on a ship. Different areas of study, grades and environment, you could be aboard on a Cruise working in the Casino of the cruise, or maybe you want a formation in the Navy and work as a Merchant Mariner.
A Ship’s Captain commands and manages all ship’s personnel, and typically in charge of the ship’s accounting, payrolls, and inventories. The Captain is responsible for compliance with immigration and customs regulations, maintaining the ship’s certificates and documentation, compliance with the vessel’s security plan, as mandated by the International Maritime Organization. The Captain is responsible for responding to and reporting in case of accidents and incidents, and in case of injuries and illness among the ship’s crew and passengers.
As technology advances this department has become more important to the overall operation of a cruise ship. Staff working in the IT department on a cruise ship are responsible for operating and maintaining all aspects of the cruise ships onboard computer systems, including hardware, software and networks.[…]
A Ship’s Captain must have a Master Mariner’s license, issued by the ship’s flag state. Various types of licenses exist, specifying the maximum vessel size (in gross tonnage) and in what geographic areas the captain can operate in. An unlimited master’s license allows the captain to operate any vessel worldwide. Restricted tonnage licenses include vessel categories down to 100 tons gross tonnage and below. Examples of licenses with restricted geographic scope include those issued by the United States Coast Guard for the Great Lakes, inland waters, and near coastal waters. A candidate for an unlimited master’s licenses requires several years of seagoing experience as third mate, second mate, and chief mate.
“Every hour of every day, ships of all types ply the waters in and around our nation. They leave our ports laden with U.S. goods bound for foreign markets, or arrive in our harbors with merchandise and materials for American consumers… …These kinds of vessels, owned by U.S. companies, registered and operated under the American flag, comprise the U.S. merchant marine. This fleet of highly productive ships is a major part of our system of commerce, helping guarantee our access to foreign markets for sale of our manufactured goods.”