The description states that the selected candidate must:
[...] create a narrative roadmap for the next decade of Overwatch, shape emotional arcs, thematic foundations, and an evolving mythos that will guide storytelling in games, cinematics, publications, and transmedia projects.
Blizzard emphasizes that they are looking for:
"[...] a leader with a vibrant creative approach, a deep understanding of world-building and character-driven storytelling, capable of collaborating with teams across different disciplines and creating emotionally resonant, large-scale stories that reflect the essence of Overwatch: hope, heroism, and the power of a united world.
The responsibilities will include:
"[...] shaping the core of a universe that supports optimism, heroism, and global connection, creating stories that will inspire the next generation of heroes.
The announcement mentions the "ongoing evolution of existing heroes and the emergence of new ones with rich backstories and authentic voices."