Deputy Chief MacLean was hired by the National Park Service in July 1991, and is a twenty two year veteran of the Force. He has held myriad operational and administrative positions within the Force during his career, most notably of which was his assignment as the Commander of the Homeland Security Division, during which he oversaw the Icon Protection mission in DC and NY. He currently serves as the Commander, Services Division, which entails oversight of the Force's administrative and personnel functions.
Deputy Chief MacLean's role as Acting Chief of Police is effective Friday, December 6, 2013.