A hardware engineer is responsible for the development, designing, and testing of computer hardware, such as computer systems, keyboards, computer chips, circuit boards, printers, and routers. He or she plays the role of supervising the manufacturing and installation of different hardware components. Your resume format should demonstrate that you are competent enough to carry out these primary tasks. Other roles and responsibilities include testing and re-testing computer parts to ensure that they function optimally, identification of isolate defects, and designing and testing circuits and other components of a computer. Your resume format should, therefore, focus on problem-solving skills. Moreover, hardware engineers are responsible for integrating components into the final design and evaluating the efficiency of the design and including changes, if necessary. To conclude, your resume format should demonstrate a clear passion for computers and technology.