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Robert J. Hammer serves as the acting executive associate director for Homeland Security Investigations and oversees over 10,000 employees, including special agents, criminal analysts, mission support personnel and contract staff assigned to over 237 offices throughout the United States and over 56 countries around the world.

In his previous role, Mr. Hammer served as the Cyber and Operational Technology assistant director, where he managed information technology programs and developed major technology advancements in support of HSI’s law enforcement mission. He directed a workforce of 600 employees and managed an annual budget of nearly $275 million.

Prior to that, Mr. Hammer served as the special agent in charge of HSI Seattle, where he was responsible for all HSI investigations across the entire Pacific Northwest, including Washington, Idaho, Oregon and Alaska. He oversaw a workforce of over 250 employees, including special agents, criminal analysts and mission support personnel assigned to more than 10 offices throughout the region.

Throughout his career, Mr. Hammer has served in several other key leadership positions for HSI. He was formerly the deputy special agent in charge of HSI Atlanta, where he was responsible for all HSI investigations and field operations in Georgia and Alabama. He was also the assistant special agent in charge in Nashville, overseeing all HSI offices across Tennessee.

Mr. Hammer previously served as the chief of staff of DHS Joint Task Force Investigations and as the operations chief of Domestic Operations. Mr. Hammer has held several key positions in support of the Department of Homeland Security through several joint duty assignments, including one as senior advisor to the undersecretary of Intelligence and Analysis and one as a branch chief in the DHS Office of Operations and Coordination.

Mr. Hammer holds a Bachelor of Business Administration degree in computer information systems from Georgia State University in Atlanta.