"Congrats to interim Superintendent Timothy Bernhardt," the department said in a tweet.
[Ads /]
Bernhardt was previously the lieutenant of the Narcotics Division.
The leadership change comes after the announcement of Upper Darby Police Superintendent Mike Chitwood's retirement.
[Ads /]
Chitwood is retiring his badge after 55 years in law enforcement. His last day with the department is December 1.