Marine Engineering: The Science and Art Behind Ocean Technology Marine Engineering is a specialized branch of engineering that deals with the design, construction, and maintenance of structures and equipment used in the marine environment. It is a diverse and multidisciplinary field that brings together various engineering disciplines to create innovative solutions for the challenges posed by the open seas. The origins of marine engineering can be traced back to ancient times when the Egyptians and Phoenicians used boats and other watercraft for trading and transportation purposes.