Upstream investment will rise in 2017 for the first time since the oil downturn began in 2014, according to a report released by U.K.-based research analysis firm Wood Mackenzie. And through the accompanying production growth, oil companies aren’t going to give up efficiency gains made during the downturn lightly. That translates to more jobs for engineers and geoscientists as companies seek to develop their shale plays "more intelligently," said Julie Wilson, Wood Mackenzie's research director…