The job involves a lot of administration.
For schools, it is much easier in terms of administration. (International English Language Testing System; C1; Chinese)
The decision to cancel the trip was made by the school administration.
As far as I have been informed, the administration of the hospital has already talked to you about this issue, but as nothing has changed since, I feel that is my obligation to mention it in this letter. (Certificate of Proficiency in English; C2; Portuguese)
The current administration faces serious economic issues.
the Reagan/Obama administration
The opening of the Alpha Ville Shopping Centre at Santa Maria High Street is a remarkable achievement from the current administration of Mr. Paul Hawley, Mayor of our town. (Certificate of Proficiency in English; C2; Portuguese)