Founder - Custom software and electronic instrumentation since 1987.
Consultant - Design of radio receivers for plasma studies in space. 1986 - present. Primary client: U.S. Naval Research Laboratory, Plasma Physics Division.
Developer - Certified developer since 1987. Software for scientific applications of the Macintosh computer line.
Consultant - Mini and microcomputer software, satellite data processing. 1983 - 1986. Assigned to U.S. Naval Research Laboratory, Space Science Division.
Instructor. Aircraft electricity for Airframe & Powerplant mechanics. 1983-1984.
(FAA Certified Repair Station 162-8) 1980-1991. Design, installation, and repair of radio and other electronic systems in light aircraft. Specialized designs for secure communications, radionavigation, and photography.
Washington D.C. 1956-1983 Intermittent from 1956 to 1963 then permanent. Small rocket payloads for research concerning the earth's near-space environment and the upper atmosphere. Associated engineering techniques including optical design, supersonic aerodynamics, rocket control, radio telemetry, data recording and processing, numerical fitting of theoretical calculations to observed data.
1962-1963 - Post doctoral appointment for research in interferometric spectroscopy.
1955 - Lab instructor
1950-1952 (intermittent) - Installer - conversion of home phones to dial.