Worked on the rust-lang/team repository to update infrastructure team membership records, focusing on accurate access control during personnel transitions. Delivered a feature that moved a departing team member from the active members list to alumni within the infra.toml configuration file, ensuring that access privileges matched current team composition. The change was implemented through a single, auditable Git commit, supporting traceability and compliance requirements. Demonstrated skills in configuration management and version control, with attention to data integrity and governance. This work improved the reliability of onboarding and offboarding workflows by reducing the risk of stale permissions and maintaining up-to-date access records.