BSc. Nautical Science Details

BSc. Nautical Science (BNS)

B.Sc. Nautical Science course scope, eligibility, jobs and salary details:-

What is BNS in Merchant Navy?

B.Sc. Nautical Science a field related to Maritime studies and offers exciting, adventure filled as well as financially well rewarding career. It is a 3 years long full time residential program (Bachelor of Science course) and has been divided into 6 semesters, each lasting 6 months. B.Sc. in Nautical Science covers all important topics related to maritime studies. Along with theoretical studies and practical aspects. In the end, after the completion of the course, cadets may go on and become Navigation Officer on Merchant Navy ships. But before one may take on the post of Navigating Officer in Merchant Navy ships, one has to go through the mandatory 12 months long sea service.


There are three main Eligibility Criteria for taking admission in DNS Course – Educational qualification, Medical/Physical standards and Age of the candidate.

  • Educational Qualification: – 12th Pass (from a Recognized Board) with Physics, Chemistry and Mathematics, with min 50-60% marks.
  • Medical Test: – Candidate must be mentally and physically fit. You must have your eyesight 6/6, but don’t worry if you are wearing glasses (spectacles) because glasses up to plus or minus 2.5 may be allowed but you must not have color blindness.
  • Age Limit: – Your age should be between (17&half to 25).



After completion of the course, the candidate should undergo the 1 year long sea service. After the sea service and clearing the subsequent oral examination, the candidate could obtain the second mate’s Foreign-going Certificate of Competency. This certificate will enable one to hold the post of Navigation Officer on Merchant Navy ships.

Even after landing such a post, one could climb up the career ladder. After 18 months of sea service as a Navigation Officer, and clearing the written and oral examinations, one could obtain the first mate’s Foreign-going certificate of competency.

After 12 months of Sea Service as the Chief Mate and upon clearing the written as well as oral examinations, one could obtain the Master’s Foreign-going certificate of competency.