Like they said at Woodstock, “if you don’t think ETL is all that weird,” wait, wasn’t that, “if you don’t think capitalism is all that weird?”
Maybe, maybe not. But in any event, Wally Yau has written guidance on getting the Google Compute Engine up and ready do to some ETL in Jump-start your data pipelining into Google BigQuery
Or if you have already “cooked” data there is another sample application, Automated File Loader for BigQuery, shows how to load data that will produce your desired results.
Both of these are from: Getting Started with Google BigQuery.
You do know that Google is located in the United States?