This role strengthens security visibility and risk reduction by validating internet-facing assets, confirming ownership, assessing security coverage, maintaining inventory accuracy, coordinating remediation activities, executing breach attack simulation exercises, validating control effectiveness, and producing actionable reporting. Position Purpose: The Senior Infrastructure Security Engineer is responsible for operating and maturing Centene's Attack Surface Management (ASM) and Breach Attack Simulation (BAS) programs across hybrid, cloud, on-premises, and enterprise environments.