Knowledge of multimedia processes, editing, and production; of audiovisual equipment; of editing, recording, computer graphics, and animation; of the use and application of repair and maintenance test equipment and tools; and of the kind, capacity, and purpose of voltage circuits, switches, fuses, instruments, and meters associated with electronic equipment. Ability to plan the preparation of graphic design and multimedia design projects, to design and produce graphics and interactive media materials, to communicate effectively, and to supervise the work of others.