The exported the Google Drawing to PDF. To turn the PDF into a high resolution PNG file, I followed the advice on this StackExchange post.
The final question is where to put the infographic. It doesn’t exactly fit a standard letter (U.S.) or A4 size, so you can’t append it to your resume. So I’ve uploaded it to Slideshare and Scribd, added it to my LinkedIn profile, and it graces the About Me page of my personal blog. Would be kind of daring to send it to a prospective employer, eh?