The relatively new job schema for the Google for Jobs feature now has added a new markup specifically designed to communicate that a job listing is available for remote workers or telecommuters.
You can see the new markup under the jobLocation section of the schema, it looks like this:
Aaron Bradely spotted this and posted it on Google+. He wrote:
Google made a change to its Job Posting guidelines page (http://bit.ly/2DPO144) that allows job posting publishers to explicitly state that a job can be performed remotely.Forum discussion at Google+.
Previously Google specified that remote-eligible jobs simply omit all information about a job's location excepting what country in which the job was "available".