recently prof. dr.-ing. volker roth (fu berlin) bumped into me and told me he has 3 urgent research job offers around open-source secure phone development using parallax propeller chips (electronics, cryptography, low level programming, dsp, hci, ...). for more info grep "sitel" here and i also have a PDF and text file: https://www.fu-berlin.de/universitaet/beruf-karriere/jobs/english/index.html