Operate and improve security across cloud, endpoint, identity, SaaS, and corporate environments. Responsibilities include 24/7 alert triage, incident investigation and containment, threat hunting, phishing and fraud analysis, vulnerability management, evidence collection, and incident reporting. The role also engineers security-tool integrations and SOAR automation, supports PCI DSS and SOC 2 audits, maintains security posture, and communicates risks and remediation guidance to technical and nontechnical stakeholders.