Mechanical engineering is a diverse engineering discipline, as it is the knowledge that is necessary to take a product from idea to the marketplace. The skills necessary to accomplish this include the ability to design for functionality, aesthetics and the environment the product will be used in.

Should an individual decide to gain additional certification that they are qualified in a field of study, they may decide to gain a postgraduate diploma. This type of diploma is attained after one has first completed a master's degree.