US Army (Infantry/Mortars), 1971-76
Vo-Tech school (electronics), 1976-78
Electronic technician (microwave R&D/defense satellites), 1978-1979
Emigrated to Israel, 1/1980
Studied in yeshiva, 1980-82
Computer typesetter, 1982-86
Technical writer, 1984-88
Unix/Linux systems administrator, 1988-2004 (Tel-Aviv University and commercial R&D)
Returned to US, 6/2004
Linux systems administrator, 2004-2012 (academic and commercial, then University of AK (Fairbanks)
Returned to South Florida and retired in 2012