You always have to learn the processes in a new company, this is just part of that.
This thread seems entirely filled with people who seem to not grasp my core point.
Yes you do, but in most cases, no you shouldn't have to. Software should be intuitive. If it's not, it's more efficient to write software that is, rather than waste time constantly training everyone on inefficient software. This is literally one of the core tenants of the agile manifesto.