Roll out SSO for the engineering org. How should identity groups map to roles across clouds and tools?

One directory as source of truth, conventionally named groups, apps mapping groups to roles in code. Protocol choice matters less than mapping discipline and a joiner-mover-leaver wire that actually removes access.

Grounded in researched DevOps, SRE and platform engineering interview loops, written to a senior-engineer editorial bar, and never padded to hit a word count.