In 1972 Targ joined the Electronics and Bioengineering Laboratory at SRI as a senior research physicist in a program founded by Harold E. Puthoff.
From 1986 to 1998 Targ worked in electro-optics as a senior staff scientist at the Lockheed Missiles and Space Company,[REF] where he contributed to aviation windshear sensing applications of Doppler heterodyne lidar technology [REF].