Vaneet ChatheyAbstract - Operational resilience is critical for investment banking firms, where even minor system outages can lead to regulatory penalties, reputational damage, and financial loss. This article presents a practical framework for achieving 99.5%+ system uptime through proactive monitoring and automation. Drawing from real-world implementations at leading global banks, the paper highlights how embedding resilience into the technology operations strategy through automated validation checks, intelligent alerting, and cross-regional incident management can significantly enhance system stability and reduce operational risk. The results showcase tangible benefits, including a 75% reduction in incidents, enhanced regulatory compliance, and improved user productivity. Financial institutions must shift from reactive incident management to proactive operational resilience strategies to sustain performance in an increasingly digital and regulated environment.Index Terms - Operational resilience, investment banking, proactive monitoring, automation, system uptime, compliance.