no, and probably not going to be one either.
They should level faster if you do them something to do, so that might help
With conventional starts, the only other Admin job besides running the homeworld is Academy head.
VB Aurora had SpaceMaster buttons to promote and demote individual officers, which allowed one to promote a Civilian Administrator, give them the desired assignment, then demote them to the original rank while remaining in office. We might get them back, but we lack them for now.