Par for the course and right up some streets we all know of
"Well, to make changes to that finalised document without leaving what some people might call an 'audit trail', I'd need some pretty advanced Word skills – and they don't come cheap now that everyone's upskilling in their free time…"
:-) Nos10/11 have always an opening and desk waiting for you if you're extremely fond of and quite good at such as is really crass attractive deflective bullshitting.
If interested, one can always ask a DC clone/drone* about the likely difficulties and/or opportunities one is liable to have to deal with there on a daily zeroday basis.
* District of Columbia/David Cameron/Dominic Cummings