Theodore Joseph Blechar was born on May 4, 1922 in Brooklyn, New York. His parents, Eugene and Stella Blechar, were Polish immigrants. Blechar attended Brooklyn Technical High School, before earning a B.A. in Mechanical Engineering at the Polytechnic Institute of Brooklyn. He later attended graduate school at the University of California.
After graduation, Blechar went to Los Alamos, and worked in the Los Alamos Lab. At Los Alamos he met and married his wife Margaret.
In 1955, he began to work for Lockheed. He worked on Lockheed projects in Los Angeles, Sunnyvale, and Santa Cruz, and later he worked as a consultant. He retired in 1988. He passed away on October 4, 2008.