Michael Long developed new restart and checkpoint configuration parameters for the RRG component within the GEOS-ESM/GEOSgcm_App repository. He introduced template variables in the AGCM.rc.tmpl file, enabling automated management of restart and checkpoint data for RRG. This work focused on configuration management using Shell scripting, with careful integration of template-based configuration to reduce manual intervention during restarts. By parameterizing these settings, Michael enhanced the system’s fault tolerance, reproducibility, and operational reliability. The feature was delivered without major bug reports, reflecting a focused and well-scoped engineering effort that addressed operational needs through targeted configuration and version-controlled updates.