Making a new system recently I did exactly this. I basically joined the group as a low-level doc-pushing twerp and worked through everyone's jobs. Then we start

Making a new system recently I did exactly this. I basically joined the group as a low-level doc-pushing twerp and worked through everyone's jobs. Then we started sketching out the system, having seen the pinch points and dead ends. Unfortunately, leadership later threw out all our design decisions, because they had a "Perfect Product Architecture" they were trying to enforce at the time.