Duties of Duties of SeamenSeamen

The members of the The members of the Deck Deck DepartmentDepartment

Chief OfficerChief Officer/Chief /Chief Mate Mate Second Officer /Second Mate Second Officer /Second Mate Third officer / Third Mate Third officer / Third Mate Boatswain Boatswain Able Seaman Able Seaman Ordinary SeamenOrdinary Seamen

The members of the Engine The members of the Engine DepartmentDepartment

Chief Engineer Chief Engineer First Assistant Engineer First Assistant Engineer Second Assistant Engineer Second Assistant Engineer Third Assistant Engineer Third Assistant Engineer Junior Engineer Junior Engineer Oiler Oiler GreaserGreaser Entry-level rating Entry-level rating

Deck Engineer, Watertender, Fireman, Wiper , Machinist ,Refrigerating Deck Engineer, Watertender, Fireman, Wiper , Machinist ,Refrigerating Engineer, Electrician, Pumpman, StorekeeperEngineer, Electrician, Pumpman, Storekeeper

Master

Chief CookChief Officer

Radio Officer

Chief Engineer

2nd Officer 1st Engineer

2nd Cook 3rd Officer 2nd Engineer

The ratings 3rd Engineer

CaptainCaptain or or MasterMaster of a merchant vessel is a of a merchant vessel is a licensed mariner in ultimate command of the vessel. licensed mariner in ultimate command of the vessel. He is in charge of everything and everyone aboard He is in charge of everything and everyone aboard

ship. He must know the reason for every job ship. He must know the reason for every job performed aboard his vessel.performed aboard his vessel. The MasterThe Master is the is the

agent of the company which owns the ship and is not agent of the company which owns the ship and is not a member of the crew. He represents the company a member of the crew. He represents the company in every operation of the ship under his command. in every operation of the ship under his command.

His is the full responsibility of the ship.His is the full responsibility of the ship.

Chief Mate Chief Mate oror Chief Officer Chief Officer is a head of the deck is a head of the deck department of a merchant ship. The chief mate is department of a merchant ship. The chief mate is

customarily a watchstander and is in charge of the customarily a watchstander and is in charge of the ship's cargo and deck crew. Responsibilities include ship's cargo and deck crew. Responsibilities include

safety and security of the ship the crew's welfare safety and security of the ship the crew's welfare and training in areas such as safety, firefighting, and training in areas such as safety, firefighting,

search and rescue.search and rescue.

Second Mate Second Mate oror Second Officer Second Officer is the third in is the third in command and a watchkeeping officer, customarily the command and a watchkeeping officer, customarily the

ship's navigator. Other duties vary, but the second ship's navigator. Other duties vary, but the second mate is often the medical officer and in charge of mate is often the medical officer and in charge of maintaining distress signaling equipment. On oil maintaining distress signaling equipment. On oil

tankers, the Second Mate usually assists the Chief tankers, the Second Mate usually assists the Chief Mate with the tank-cleaning operations.Mate with the tank-cleaning operations.

Third MateThird Mate or or Third OfficerThird Officer is a watchstander is a watchstander and customarily the ship's safety officer. Duties: and customarily the ship's safety officer. Duties:

responsiblresponsiblee for items such as firefighting equipment, for items such as firefighting equipment, lifeboats, and various other emergency systems.lifeboats, and various other emergency systems.

Boatswain,Boatswain, bo's'n, bos'n, or bosunbo's'n, bos'n, or bosun is an is an unlicensed member of the deck department of a unlicensed member of the deck department of a

merchant ship. The boatswain supervises the merchant ship. The boatswain supervises the other unlicensed members of the ship's deck other unlicensed members of the ship's deck

department, and typically is not a department, and typically is not a watchstander.watchstander.

Able SeamanAble Seaman is an unlicensed member of is an unlicensed member of the deck department of a merchant ship. the deck department of a merchant ship. An AB may work as a watchstander, a day An AB may work as a watchstander, a day worker, or a combination of these roles.worker, or a combination of these roles.

Ordinary SeamanOrdinary Seaman is generally not required to is generally not required to stand watch, but must pass examinations on stand watch, but must pass examinations on

watchstanding skills. His duties are to clean, to watchstanding skills. His duties are to clean, to perform maintenance, to work with deck equipment, perform maintenance, to work with deck equipment,

and to undergo on-the-job-training under the and to undergo on-the-job-training under the supervision of senior deck department members.supervision of senior deck department members.

Chief EngineerChief Engineer is in charge of the engineering is in charge of the engineering department on a merchant vessel. Commercially, a department on a merchant vessel. Commercially, a

Chief Engineer is the individual with overall Chief Engineer is the individual with overall responsibility for the engineering projects undertaken responsibility for the engineering projects undertaken

for or by a company. for or by a company.

First Assistant EngineerFirst Assistant Engineer is responsible for is responsible for supervising the daily maintenance and operation of supervising the daily maintenance and operation of

the engine department: for the refrigeration the engine department: for the refrigeration systems, main engines (steam/gas turbine, diesel), systems, main engines (steam/gas turbine, diesel),

and any other equipment not assigned to the Second and any other equipment not assigned to the Second Assistant Engineer or the Third Assistant Engineer, Assistant Engineer or the Third Assistant Engineer, he is typically the busiest engineer aboard the ship.he is typically the busiest engineer aboard the ship.

Second Assistant EngineerSecond Assistant Engineer is usually in charge of is usually in charge of boilers, fuel, auxiliary engines, condensate and feed boilers, fuel, auxiliary engines, condensate and feed

systems, and is the third most senior marine engineer systems, and is the third most senior marine engineer on board. The exact duties of this position will often on board. The exact duties of this position will often

depend upon the type of ship and arrangement of the depend upon the type of ship and arrangement of the engine department.engine department.

The The Third Assistant Engineer Third Assistant Engineer is generally the most is generally the most junior marine engineer of the ship, this person is junior marine engineer of the ship, this person is

usually responsible for electrical, sewage treatment, usually responsible for electrical, sewage treatment, lube oil, bilge, and oily water separation systems. lube oil, bilge, and oily water separation systems. Depending on usage, he may stand a watch and Depending on usage, he may stand a watch and

assist the Third Mate in maintaining proper assist the Third Mate in maintaining proper operation of the lifeboats.operation of the lifeboats.