Job Title: OBD Performance Tuning Engineer Location: Columbus, IN Job Description: We are looking for analytically oriented engineers to work on performance tuning of diesel engine/aftertreatment diagnostics for state-of-the-art technology. In this role, you will make an impact in the following ways: Lead current product improvement investigations and projects that involve, aftertreatment performance, emissions, on-board diagnostics (OBD), calibration, and/or control system software changes