Yes, Mr. Hayes said, the company would invest in the Carrier facility, as it had promised Mr. Trump. But those funds were earmarked for automation, and would ultimately mean fewer jobs in Indianapolis, not more. Assembly-line positions there were not ones “that people really find all that attractive over the long term,” Mr. Hayes said. There were “great, great people” there, he added, “but the skill set to do those jobs is very different than what it takes to assemble a jet engine.” The Carrier faithful didn’t appreciate the slights