Figure out what you'd be doing if you didn't have to earn a salary, spend six months doing a side-project and/or contributing to a related libre-software project in this area.
Chances are you'll make new friends in the process and, in my experience, chances are that new friends will lead to new job opportunities.
Caveat: This is not a lucrative strategy, but it is a sustainable strategy.
Chances are you'll make new friends in the process and, in my experience, chances are that new friends will lead to new job opportunities.
Caveat: This is not a lucrative strategy, but it is a sustainable strategy.