What are the designations in the merchant navy?

[maritimeqa]

DECK DEPARTMENT
OFFICERS :

1. Master ( Captain)
   
2. Additional Master
   
3. Chief Officer (Mate)
   
4. Additional Chief Mate
   
5. Second Officer (2nd Mate)
   
6. Third Officer (3rd Mate)
   
7. Additional Third Officer (Add. 3rd Mate)
   
8. Cadet (Trainee Officer)
   

CREW :

1. Pump man (On tankers) / Deck fitter (on bulk carriers)
   
2. Bosun
   
3. AB (Able Seaman)
   
4. OS (Ordinary Seaman)
   
5. Trainee OS
   

ENGINE DEPARTMENT
ENGINE OFFICERS (ENGINEERS)

1. Chief Engineer (Bada saab)
   
2. Second Engineer
   
3. Third Engineer
   
4. Fourth Engineer
   
5. Fifth Engineer ( Trainee engineer)
   
6. Electrical Officer
   

CREW :

1. Motorman
   
2. Fitter
   
3. Wiper
   
4. Trainee wiper
   

Catering department (under master)
1.Chief cook
2. General steward