Ray Letteer

Chief, Cyber Security Division,
U.S. Marine Corps

Ray Letteer

Mr. Letteer serves as the Senior Information Assurance Official for the Marine Corps as required by the Federal Information Systems Management Act (FISMA), responsible for the overall creation, promulgation, and execution of the Marine Corps Cybersecurity Program. He supervises the Cybersecurity Division (CY) and is the Designated Approval Authority (DAA) for the Marine Corps Enterprise Network (MCEN). Mr. Letteer also manages the Information Assurance (IA) and Public Key Infrastructure (PKI) budgets in the Command, Control, Communications, & Computer (C4) department of the Marine Corps. His responsibilities include working Cybersecurity programs and related security projects of the National Security Agency (NSA) and US Cyber Command (CYBERCOM), as well as the investigative and forensic standards of the Department of Justice.

Mr. Letteer establishes and oversees all Marine Corps base-line cybersecurity policies, to include firewall settings, wireless security standards, identity management, forensic and incident handling methodologies, cyber-investigations, system security architecture, and certification & accreditation processes. He also Co-Chairs the Department of the Navy (DoN) Cybersecurity Workforce Working Group (CWWG), and is the Marine Corps voting representative to the DoD IA Steering Group (IASG), IA Senior Leaders (IASL), Enterprise Security Solutions Group (ESSG), DoD IA Security Accreditation Working Group (DSAWG), and the Committee for National Security Systems (CNSS). He is the alternate Marine Corps representative on the DoD Joint Information Environment (JIE) Executive Committee (EXCOM).

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