Jeremiah Johnson has more than eight years of experience working in many aspects of meteorological and air quality modeling and analysis. Jeremiah manages the development and maintenance of a near-realtime ozone forecasting system used by the Texas Commission on Environmental Quality (TCEQ), which currently serves as a testbed for Ramboll’s Comprehensive Air Quality Model with extensions (CAMx) development. He has extensive experience in using and developing post-processing tools for the CAMx and CMAQ air quality models, including source attribution and sensitivity applications. Jeremiah has developed and utilized performance evaluation software for the Weather Research and Forecasting (WRF) meteorological model for numerous projects. He has conducted CAMx, CMAQ, MM5, and GloBEIS trainings given to various clients in several countries. Jeremiah has computing experience on Unix/Linux and Windows operating systems and knows several programming languages including shell scripting, NCL, FORTRAN 77/90, R, Perl, C/C++, SQL, Matlab and Visual Basic.