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Our People & Organization Senior Staff Bios

Merton Miller

Merton W. Miller currently serves as the Deputy Director, National Background Investigations Bureau (NBIB), U.S. Office of Personnel Management’s (OPM).   

The NBIB is the Federal Government’s largest provider of background investigations and services, supporting more than 100 Federal agencies’ personnel security programs.

As the Deputy Director, Mr. Miller oversees NBIB operations in Washington, DC; Boyers, Pennsylvania; Fort Meade, Maryland; and regional field staff worldwide.  He is responsible for NBIB operations, policy development and contractor oversight of OPM’s Investigations Program, responsible for completing over two million investigations annually.

Before becoming the Deputy Director for the NBIB, Mr. Miller served as the Associate Director for the OPM Federal Investigative Services (FIS) leading 2500 federal employees and 6000 contractors, and managing a $1.2B program to deliver 95% of the federal government’s background investigations.  Before joining OPM, Mr. Miller served a long and distinguished career with the U.S. Air Force, receiving his commission through the Reserve Officer’s Training Corps at Slippery Rock University in Slippery Rock, Pennsylvania, in 1979, reaching the rank of full Colonel before his retirement in October 2005.  During his career Colonel Miller served with the Air Force Office of Special Investigations where he commanded four detachments, one Expeditionary Squadron, and the Pacific Region specializing in criminal, counterintelligence, counterterrorism, and security investigations and operations. 

In 1994, Major Miller served as the Assistant Deputy Director for Counterintelligence, as the principal advisor to the Assistant Secretary of Defense, Office of the Secretary of Defense.  In 1996, Lt. Col. Miller served as Security Advisor for the White House Military Office and was responsible for direct support to the President of the United States.  In 2001, Colonel Miller deployed to Southwest Asia and was the Squadron Commander and Senior Advisor to the Joint Force Air Component Commander for all investigative, counterintelligence and security supporting Operation ENDURING FREEDOM.  In 2002, Colonel Miller took command of AFOSI Region 6, where he was responsible of all AFOSI operations across the Pacific.

Following his retirement from the military in 2005, Mr. Miller joined the Department of Defense’s Counterintelligence Field Activity where he directed the number one Department of Defense counterintelligence initiative, DoD CI Campaigns. 

Colonel Miller’s military awards and decorations include: the Defense Superior Service Medal, Legion of Merit, Bronze Star, Defense Meritorious Service Medal, Meritorious Service Medal (five oak leaf clusters), Air Force Commendation Medal, the Office of the Secretary of Defense Service Badge and the Presidential Service Badge.

Mr. Miller is married to the former Nancy R. F. Bortko, they have three adult children and five grandchildren. 

Visit the National Background Investigations Bureau website.

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