MIAMI (CBSMiami) – Miami-Dade has a new top cop.

On Tuesday, Juan Perez was sworn in by Mayor Carlos Gimenz and became the county’s police director. Perez replaces J.D. Patterson who retired from the department.

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Perez is a 25 year veteran of the Miami-Dade police department.

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Prior to being appointed director, Perez held the position of Deputy Director and oversaw the activities of two major branches; Investigative and Police Services, as well as the activities of the Office of the Chief Financial Officer, the Miami-Dade Public Safety Training Institute, and the Strategic Planning and Development Section.

During his career, Perez has served as a supervisor in Police Services, Criminal Investigations, Homeland Security and Robbery division, according to the department’s website. Before be named a deputy director, Perez was Chief in the Police Services’ for the department’s South Operations Division.

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Perez is a graduate of Saint Thomas University.