Financial self-service channels such as ATMs and ITMs are a customer-facing access layer where outages can disrupt cash access and routine transactions. This operational risk is amplified because the U.S. financial services sector is designated critical infrastructure and faces a broad risk landscape that includes large-scale power outages, natural disasters, and increasingly sophisticated cyberattacks. [1] Despite the growth of digital payments, consumers continue to use cash and keep it as a key backup payment method, underscoring the real-world importance of resilient cash-access channels. [2] Disaster preparedness guidance likewise anticipates periods when ATMs and credit cards may not function and recommends keeping a small amount of cash for essential purchases, highlighting the consumer impact of access-channel disruption. [3] This practitioner paper presents a governance-first resilience framework for ATM/ITM operations that targets reductions in mean time to repair/restore (MTTR) through standardized severity classification, field-ready triage and scope isolation, disciplined escalation and stakeholder handoffs, structured evidence capture, and post-incident learning loops. The framework reflects established incident management principles showing that preparing and practicing a structured response can reduce mean time to recovery. [4] Distilled from the author’s experience supporting multi-bank self-service fleets through incident response, controlled upgrades, and customer-facing escalation management, the paper uses three anonymized cases to illustrate how clear ownership boundaries and repeatable playbooks reduce wasted dispatches, accelerate restoration, and reduce repeat incidents. The paper concludes with an implementation roadmap and a measurement model (availability, MTTR, repeat visits, and dispatch efficiency) to support scalable reliability improvement.