They typically opt for a deck officer or engineering officer roles on the ship. They also share other technical jobs as a part of the team. Merchant marine offers various job options – from technical to non-technical professionals. Radio officers, captains, able-bodied seamen, chefs, first mate and second mate are the kind of jobs that are available to the interested people. With proper guidance and self-introspection, you should be able to pick the stream as per your capabilities. With higher positions, responsibilities increase and therefore one must be prepared and able to tackle those situations.