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Engine Aftertreatment Development Senior Engineer Job

Date: Oct 12, 2021

Location: Mt Vernon, WA, US, 98273-9671

Company: PACCAR

Requisition Summary

PACCAR Technical Center is seeking an engine aftertreatment development engineer to support the hardware integration of engine aftertreatment systems as part of the PACCAR Global Engines team.


Job Functions / Responsibilities

  • Support the definition of system limits on aftertreatment sensors, actuators and system configurations
  • Work with suppliers to develop and acquire limit parts for exhaust routing, catalysts, sensors and actuators
  • Ensure all aftertreatment configurations meet internal and supplier requirements
  • Successfully integrate and verify aftertreatment hardware during development at the engine test cell and vehicle level
  • Support FMEA process for hardware and system design
  • Complete reports and presentations to communicate findings, draw conclusions and give recommendations on next steps
  • Maintain positive working relationship with other groups at the PACCAR Technical Center and other PACCAR divisions
  • Recommend, develop  and execute on continuous process improvement to improve product quality, reliability and durability of the MX engine aftertreatment system
  • Stays aware of new and upcoming aftertreatment technologies and testing methods



  • 5-8 years of work experience in the automotive industry
  • Strong knowledge of heavy duty diesel emissions regulatory requirements including diagnostics
  • Detailed knowledge of current diesel exhaust aftertreatment technology (DOC, DPF, SCR & DEF)
  • Proficient with engine calibration, data collection tools (ATI Vision, Cummins Calterm & Vector CANalyzer) and engine control systems
  • Scripting and data analysis experience desired
  • Experience with data collection, analysis and test planning
  • Must be self-directed; possess excellent analysis, communication and presentation skills; must be organized and take a rigorous approach to engineering projects
  • Ability to work well independently and as part of a team
  • Must be able to manage personal workload and have the willingness, flexibility, and initiative to respond to shifting time and project demands
  • Ability to travel up to 15%, including international travel



BS in a technical (STEM) field required, MS preferred



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