Lawrence C. Jaffe

Lawrence C. Jaffe, a retired Army lieutenant colonel and defense systems computer architect and engineer, died Sept. 22 at Virginia Hospital Center in Arlington. He was 76.

The cause was lung cancer, said his wife, Judith Jaffe.

Col. Jaffe, a resident of Vienna, Va., served 20 years in the Army before joining Betac Corp. (later absorbed by Lockheed Martin) in 1980. He became a director in the systems engineering support directorate in 1998 and left in 2004 to become a senior systems engineer at IMC in Dulles, Va.

He retired three years later and worked as an independent consultant for Taylor-Oden ­Enterprises in Alexandria.

Lawrence Carl Jaffe was a Chicago native and a 1958 graduate of the University of Miami. Shortly thereafter, he enlisted in the Army and served in the Vietnam War. His military decorations included the Legion of Merit, the Bronze Star Medal, three awards of the Meritorious Service Medal and the Army Commendation Medal.

Col. Jaffe was a member of Temple B’nai Shalom in Fairfax Station, Va., and the Jewish War Veterans of the United States of America.

Survivors include his wife of 51 years, Judith Katz Jaffe of Vienna; two children, Lynne Fernandes of Fairfax County and Stephen Jaffe of Alexandria; and four grandchildren.

Megan McDonough