Hey there

Marine engineering or ocean engineering is a special kind of engineering which will make you an engineer who can do construction and maintenance of ships, other sailing vessels, ports and cargo facilities at waterfront. The job profiles of the Marine Engineers are as Marine Engineer, Navy Weapon Engineering Officer, Marine Engineering Officer, Harbor Master and Pumpman

You'll get chance to work for merchant navy, navy, manufacturing industries, etc.

Check the link

https://www.google.com/url?sa=t&source=web&rct=j&url=https://engineering.careers360.com/articles/marine-engineering-0/amp&ved=2ahUKEwiW0N_HsbXpAhVAyjgGHceeArcQFjABegQIDBAI&usg=AOvVaw1_RR7kedo4bxpWV0ZNTjv3&ampcf=1

Good luck