By Tobias Carroll What’s it like to work in one of the southernmost places in the world? In addition to the remote location and extreme cold, jobs in Antarctica offer plenty of challenges — not the least of which are the extent of time people are expected to work there. An Insider article from 2012 notes that most people working there do so in six-month shifts — and it’s not like working there affords many opportunities for weekend getaways or day trips. Still, if the idea of getting to a continent most people will never set foot on sounds enticing, there’s an intriguing opportunity opening up…