A designer job description involves conceptualizing, planning, and creating visual concepts and structures for products, systems, or experiences, using various software and artistic principles to communicate ideas and solve problems. Responsibilities include defining requirements, developing visuals, using design software, collaborating with teams, managing projects, and presenting ideas to clients to meet project goals and brand standards. Key skills include creativity, strong communication, technical software proficiency (like Adobe Creative Suite or Figma), understanding of user-centered design principles, and project management.