IMUCET

It's held in June, maximum of the times every year. Before applying for the exam, you need to have a passport and medical fitness certificate by Doctors approved by Director General of Shipping. Appearing candidates can also apply but they have to qualify their examination on or before May 31, 2018. The other criterion is physical fitness.
Candidates, those seek admission to marine courses (DG Shipping-approved courses) have to produce a medical fitness certificate which is approved by the Director General of Shipping. Candidates with Disability (DA), are not eligible for admission to marine programme. Candidates have to be physically fit & meet the medical necessities as specified by DGS guidelines.
Eye Sight:
Candidates must have good binocular vision. Their vision should be 6/6 (normal) in each eye separately. Candidates joining B.Tech (Marine Engineering) degree course, their vision should be unaided 0.5 (6/12) in each eye or 0.67 (6/9) in the better eye and 0.33 (6/18) in the other eye. Those who applied for DNS, B.Sc (Nautical Science) & B.Sc (Maritime Science) degree course, their vision should be unaided 1.0 (6/6) in the better eye and 0.67 (6/9) in the other eye.
All the best for your future endeavours. If you cross all these hurdles, I am sure you will have money+fame+fun which every career doesn't have.

Apply to the university and await a call from the admission authorities. The steps followed to secure admission at this institute for B.Tech. in Marine Engineering are mentioned below.
Personal Interview:
Shortlisted candidates are called for personal interview based on marks obtained in IMUCET, the panel also looks for any extracurricular achievements of the candidate.
If applications received between 26 April and 31 May 2018 then candidates do not have to appear for the personal interview.
Final Selection
Candidates are selected based on the10+2 marks, IMUCET rank, marks obtained in TMISAT, medical fitness as per DGS norms and performance in personal interview. Regards.