Large, fast‑moving DevOps organisations rarely scale security by expanding a central security team alone; they scale it by creating security champions embedded in each development and platform squad. A security champion is a technically strong engineer who helps their team interpret security findings, triage risks, and implement security‑aware patterns without becoming a bottleneck. They act as a bridge between the security team and day‑to‑day developmentOrganisations reinforce this model with lightweight training, clear scope, and recognition: champions get regular updates on emerging threats, simple playbooks for common issues, and a clear set of “do‑this‑not‑that” patterns. When incidents occur, champions lead initial triage and coordinate remediation, while security teams focus on cross‑cutting improvements. Over time, security‑champion networks turn security into a distributed, community‑driven capability that grows with the organisation.