After completing b.tech in marine engineering will it be a good option to go for m.tech in marine engineering or should i go for sailing as?

After completing b.tech in marine engineering will it be a good option to go for m.tech in marine engineering or should i go for sailing as? i have secured a cgpa of 9.5 during my course of b.tech marine engineering.Recent job crumbs in market is making me think to go for m.tech.