As a Ship Assistant Engineer, you will need to master following:

• electrical systems used in transportation
• help prepare lifeboats
• maintain vessel engine room
• maintain vessel inventory
• manage on-board water systems
• manage ship electrical systems
• manage vessel engines and systems
• operate diesel propulsion plants
• operate sewage treatment plans on ships
• operate vessel engine room
• operation of different engines
• perform bunkering
• perform routine lube oil tests
• perform routine maintenance of ship engines
• prepare engine room for operation
• regulation on the discharge of raw materials into the sea
• repair vessel mechanical systems
• unmoor vessels

More generally, a ship assistant engineer is also versed in:

• Global Maritime Distress and Safety System
• engine components
• moor vessels
• operate fire extinguishers
• principles of mechanical engineering
• provide support in vessel machinery systems
• use different types of fire extinguishers
• use maritime English

It also helps to know the following:

• International Maritime Organisation conventions
• advise on maritime regulations
• apply vessel engine regulations
• detect malfunctions in engines
• maritime transportation technology
• act reliably
• physics