Senior Security Operations Engineer Role summary The senior technical anchor of the 24/7 SOC: leads detection and response on-shift across the SentinelOne-integrated SIEM, the TCH-governed PKI certificate lifecycle, the Fusion Firewall threat-intelligence feed, and the blockchain-intelligence provider integrations (Chainalysis, TRM Labs, Elliptic). Key responsibilities Lead security monitoring, detection and triage during the shift across SentinelOne and the Fusion Firewall. Own day-to-day operation of the TCH-governed PKI certificate lifecycle. Operate and tune the blockchain-intelligence provider integrations per TCH's election (Chainalysis, TRM Labs or Elliptic). Join joint bridges with Platform Reliability for combined security-and-availability Severity 1 events. Mentor Security Operations Engineers on-shift.