During March 2026, this developer focused on stabilizing the ut-issl/s2e-core repository by addressing a critical CI/CD pipeline issue. They resolved persistent build failures by upgrading the NRLMSISE-00 table URL protocol from FTP to HTTPS, ensuring secure and reliable access to essential reference data after the original FTP server became unreachable. This work involved debugging CI failures, updating CMake configurations, and collaborating across teams to implement the fix. Utilizing skills in CMake, DevOps, and Shell scripting, the developer restored nightly build stability, improved the project’s security posture, and reduced the risk of future outages caused by external service dependencies.