Many of our senior leaders started as Security Officers.  Read about their success stories here!



Cosmos Marquez

Director of Operations, Broward/Miami-Dade

Mr. Marquez was promoted to Director of Operations for Broward and Miami-Dade counties in October 2017 following a series of advancements with our company. Over a three year period, Mr. Marquez received training in almost every area of our operations. Mr. Marquez joined Cambridge Security in 2013 as an unarmed officer at a residential account. In 2014, he was promoted to Field Training Officer where he spent a year ensuring our officers were delivering great customer service. Later that year, Mr. Marquez was promoted to Operations Coordinator, supporting the scheduling and staffing efforts of the Broward/Miami-Dade branch. Immediately prior to his promotion to Director of Operations, Mr. Marquez was a Sr. Operations Manager, overseeing the Florida Command Center. The combination of these experiences has positioned him well to lead our operations in Broward/Miami-Dade Counties.

Before joining Cambridge Security, Mr. Marquez began his career as an accountant at Telmex USA, a communications company. Mr. Marquez has an Associates of Arts degree in Business Accounting, and attended Broward College and Strayer University.

Joe Subic

Director of Operations, West Coast

Mr. Subic is our Director of Operations for Collier and Lee Counties. He joined Cambridge Security in August 2016 and was promoted to this role in October 2017. Immediately prior to his promotion, Mr. Subic held the position of Field Training Officer where he was responsible for the training and evaluation of our employees serving clients in the Naples area.

Before Cambridge, Mr. Subic’s distinguished career included both law enforcement and the military. He was the Chief of Police in two Florida Municipalities, and is a graduate of the National FBI Academy and Florida’s Criminal Justice Executive Institute’s Chief Executive Seminar. A U.S. Army Veteran, Mr. Subic was assigned to the Criminal Investigations Division (CID). During Operation Iraqi Freedom, he commanded a 49-person military police unit during 18 months of active combat. Mr. Subic is the recipient of two Bronze Star Medals and a Joint Service Commendation Medal with Valor.

Mr. Subic has also worked in the private sector for companies, including The Ritz-Carlton and Marriott International Hotels, Pima County Financial, and USA Pawn and Jewelry.