Capt. Brian Diebold relieved Capt. Angel Cruz as commanding officer of Destroyer Squadron 40 (CDS 40) during a change of command ceremony on June 8 at the Samuel B. Roberts Conference Room at Naval Surface Squadron 14’s Headquarters.

Cruz is a native of Miami, Florida and a 1990 graduate of the University of Miami where he received a Bachelor of Science in Electrical Engineering.  He was commissioned in October 1990, is a distinguished graduate of the Naval War College and holds a master’s degree in National Security and Strategic Studies.

Cruz served in a variety of sea and shore assignments.  At sea, his assignments include First Lieutenant and Boilers Officer aboard USS Moinester (FF 1097), and Engineer Officer aboard USS Taylor (FFG 50) and USS Vicksburg (CG 69). 

In October 2006, Cruz assumed command of MCM Crew Conflict, a Blue/Gold rotational crew in support of Fifth Fleet operations.  He deployed twice to the Arabian Gulf and commanded USS Ardent (MCM 12), a forward deployed ship operating from Manama, Bahrain.  He also commanded USS Chief (MCM 14) in Ingleside, Texas.  Crew Conflict won the Battle Efficiency award under his command.

 Cruz served as commanding officer of USS Samuel B. Roberts (FFG 58) July 2010 to January 2012.  During his tour, Samuel B. Roberts earned the Battle Efficiency award and participated in an Africa Partnership Station deployment to East Africa.

Shore tours included assignments to Naval Control of Shipping as a Boarding Officer and Officer Recruiter for Naval Reserve Recruiting Command; Resource Requirements Officer on the CNO Staff of the Director, Surface Warfare (N86); dual assignments as Deputy Commander, Mine Countermeasure Ship Class Squadron and Chief Staff Officer, Mine Countermeasures Squadron TWO; Instructor at Surface Warfare Officers School Command; Deputy Chief of Staff Plans, Policy, and Strategy (N5) to Commander, Navy Reserve Force; and Deputy Director Full Time Support Officer Detailing and Augmentation Division (PERS-46) Navy Personnel Command.

Diebold is a native of Brownsburg, Indiana and graduated from the University of South Carolina and received his commission in 1995 via the Enlisted Commissioning Program.  

Diebold reported to his first sea tour in 1996 onboard USS Mobile Bay (CG 53) in Yokosuka, Japan where he served as the Anti-Submarine Warfare Officer, Damage Control Assistant, and Navigator.  In 1997, he reported to the USS Blue Ridge (LCC 19) and completed an engineering tour as the Main Propulsion Assistant. Diebold’s first department tour was in USS Halyburton (FFG 40) where he served as the Combat Systems Officer.  In 2005, Diebold assumed Command of USS Hurricane (PC 3) in San Diego, Calif., and in April of 2006 assumed Command of USS Sirocco (PC 6) deployed to the 5th fleet area of responsibility where he conducted operations in support of Operation Iraqi Freedom.  Diebold reported as Executive Officer of USS Oscar Austin in February 2011, and assumed command of Oscar Austin in October 2012 where he deployed to the 5th Fleet areas of responsibility and later deployed to the 6th Fleet area for Baltic Operations 2014 (BALTOPS).  Diebold reported to Destroyer Squadron Four Zero in October 2017.

Diebold’s reported for his first shore tour to the Naval Post Graduate School where he earned a Master’s of Science Degree in Information Technology Management in 2003.  Diebold completed two Joint tours at U.S. Central Command in 2007 and 2014.  In 2007, he served as an action officer in the Maritime Branch, Current Operations Division and later served as the Executive Assistant to the Chief of Current Operations. 

In 2017, Diebold served as the U.S. Central Command Theater Air and Missile Defense Branch Chief and fleeted up and served as the Deputy, Command and Control Division.