Currently TCP/IP low level engineer. Mostly working with iSCSI. (Technical Fellow for Wasabi Systems)
in the 90's, SCSI and Fibre Channel (Manager and Engineer for AMI, Symbios, Adaptec, DELL)
in the 80's, BIOS and drivers (VP and Engineer for InsuraCalc)
in the 70's, Timesharing, communications and drivers (for DNA Systems)
in the 60's, Learning how to do it at U of M in Coral Gables, FL and "rocket scientest" for USAF.