A sound designer is responsible for designing, installing, and operating the sound system for a production. They work closely with the director to evoke emotion and set the mood through diegetic and non-diegetic sound. A sound designer analyzes the script to source sounds, music, and effects and add appropriate sound cues. They consider elements like volume, pitch, dynamics, and tempo when analyzing and manipulating sounds to create context, time, place, and atmosphere for the production.