1. They work on almost every consumer product imaginable for large-scale production, from telephones and medical equipment to kitchen appliances and car engines.
2.studying a design brief.
3.Thinking of possible design solutions.
4.Assessing the usability, environmental impact and safety of a design
5.Using computer-aided design (CAD) and computer-assisted engineering (CAE) software to create prototypes.
6.collecting and analysing data from tests on prototypes.
7.modifying designs and retesting them.