Senior ServiceNow & ITSI Observability Lead

Telstra Corporation is seeking a Senior IT Domain Specialist focusing on Splunk ITSI observability for Defence environments. You will lead end-to-end lifecycle ownership, including architecture, data onboarding, dashboards, and automation, with a move to an internal capability under an insourcing program.

The role emphasizes secure, reliable visibility across platforms and proactive service management. You will guide senior engineers, align outcomes to security accreditation and operational