A HSPICE developer creates and tests electronic circuit designs using the HSPICE simulation software. They analyze and interpret simulation results, identifying and correcting errors in the design. They also optimize circuits for maximum efficiency and performance. The developer works closely with other engineers, providing technical guidance and support. They may also create custom scripts or tools to automate and enhance the simulation process. Beyond this, they document procedures, update existing designs, and ensure that all work complies with industry standards and regulations. Their role is crucial in the design and development of electronic devices and systems.