Matt Howell

Matt Howell

Position: PPU Superconducting Linac Systems Manager

Facility: Spallation Neutron Source

Phone: (865) 382-0834


  • 2016 – present:    Proton Power Upgrade (PPU) SCL Manager
  • 2010 – present:    Lead SCL Systems Engineer, Spallation Neutron Source (SNS)
  • 2001 – 2010:    Cryogenic Engineer, Spallation Neutron Source (SNS)
  • 1999 – 2001:    Process Engineer, BOC Edwards
  • 1997 – 1999:    Process Engineer, GTS Duratek
  • 1994 – 1997:    Operations Engineer, Molten Metal Technology

Mr. Howell has over twenty years of experience in process engineering, plant start up, and operations.  For the last seventeen years, Matt has worked at the Spallation Neutron Source (SNS) at Oak Ridge National Laboratory where he has concentrated on helium cryogenics and superconducting radiofrequency where he has published in both areas of interest.  The SNS 2K helium system is one of three large scale plants in the United States.  Matt has served on multiple internal reviews and several outside review committees including LCLS II, LBNF/DUNE, PIP II, APS SPX, and FRIB transfer line.  In addition, Matt served as a technical editor for the Cryogenic Engineering Conference in 2015 and 2017.


  • B.S. Chemical Engineering, Massachusetts Institute of Technology, 1994