Lt Eric Castillo graduated from Valley Christian H.S in 1996.  He was hired by the Brownsville Police Department in 2002. In April 2005, Lt Castillo served at the EOD K-9 Handler and in June of 2009 he completed the Basic SWAT course in Corpus Christi, TX.

 He was promoted to Sergeant in June of 2012 and later promoted to Lieutenant in July of 2016.  Lt Castillo currently holds Master Peace Officer license, Master Firearms Instructor. FTO Certified Supervisor, TCOLE Instructor, Background Investigator, Defensive Tactics Instructor and is SWAT Certified.

Lt Castillo currently serves as the Training Division Director.  He provides oversight and guidance in training requirements for all members of the Brownsville Police Department.