The engineer provides senior technical guidance, identifies observability gaps through incident and performance analysis, drives continuous improvement, and helps ensure teams have the data, processes, and operating discipline needed to detect issues earlier, reduce customer impact, and improve overall service reliability. Lead the definition, documentation, and ongoing refinement of critical user journeys in partnership with product owners, engineering teams, SRE, operations, and business stakeholders to ensure observability practices are aligned to customer experience, business outcomes, and operational risk.