The phrase "administrator at the time" is correct and usable in written English.
It can be used to refer to someone who held the position of administrator during a specific period or event.
Example: "The changes were implemented by the administrator at the time, who was responsible for overseeing the project."
Alternatives: "administrator during that period" or "administrator in that timeframe."
"One world, one station," said Daniel S. Goldin, NASA's administrator at the time.
Ms. Anane, a hospital administrator at the time, was then 35 and had 8-year-old twins.
That November, Gina McCarthy, the E.P.A. administrator at the time, opened up a monthlong public comment period for the midterm evaluation.
Thomas A. Scully, the Medicare administrator at the time, acknowledged Friday that he had had disagreements with Mr. Foster, but denied threatening to fire him.
But the agency's administrator at the time, Stephen L. Johnson, said there was "insufficient evidence" linking the particulates to health effects.
Since then, the NASA administrator at the time of the accident, Sean O'Keefe, has taken a job as chancellor of Louisiana State University.
His remarks had a note of finality, especially given that Dmitri A. Medvedev, who was president when Mr. Magnitsky died and is now prime minister, dismissed numerous prison administrators at the time and called for an investigation.
It was felt that the Stroll group presented "a highly credible offer to save the company and restore solvency," said Geoff Rowley, one of the joint administrators at the time from London-based FRP Advisory.
The highest-paid hospital administrators at the time of the audit were Debra D. Carey, vice president of hospital affairs, with a taxpayer-financed salary of $552,556; Dr. John C. LaRosa, president, $382,311; and Ivan Lisnitzer, vice president for administration, $334,072, according to the comptroller.
The attrition was very low perhaps because the study's administrators, at the time of recruitment, communicated clearly the commitment demanded by the study, thereby discouraging those likely to drop out from enrolling.
