Engineer

Hi Rahul,
On a lighter note, you can become a mechanical design engineer by applying in the companies.
To make a job as a mechanical design engineer:
1) Gain Knowledge about one 3d modeling software.
2) Keep machine design fundamentals strong.
3) Have knowledge about materials.
4) Learn more about manufacturing processes more.
This would at least get you breakthrough in the mechanical industry.
All the best.

Yes, you can sit for state and other engineering entrance exams provided you have prepared for entrance exams in both years 2015-16 and 2016-17. You can very well sit for coming entrance exams.

After completing B.Tech, you can pursue M.Tech in marine engineering. After completing M.Tech, you can get a job with a decent salary package in marine or in merchant ships.

Hi, You need to take up Bachelors in Architecture (B.Arch) course to become an Architect.

Hello Shivang,
Colleges in every state have a quota for domicile as well as non-domicile students. You can seek admission in the non-domicile quota by appearing for the respective state entrance examination followed by appearing for the counselling (college and branch allotment) process.
I hope I have been able to answer your queries to your satisfaction.
If so, kindly upvote this answer. If you have any further questions, kindly revert.