End-Point Protection Engineer - 4

Description The End-Point Protection Engineer-_4 provides senior engineering support for enterprise endpoint security across the SEC ISS contract environment. This role designs, implements, and sustains endpoint protection capabilities for Windows, macOS, and iOS endpoints, including workstation and server environments, while enforcing SEC security baselines and federal cybersecurity requirements. The engineer leads vulnerability remediation, patch and supersedence execution, and POA&M closure activities to maintain security posture and audit readiness. The position also drives operational visibility through automation, documentation, and transparent reporting to SEC stakeholders.Primary ResponsibilitiesEndpoint Security Engineering & Baseline Management- Architect, implement, and maintain enterprise endpoint protection strategies across Windows, macOS, iOS, workstation, and server platforms.- Define, enforce, and continuously improve endpoint security baselines using Microsoft Defender for Endpoint and Microsoft Intune.- Lead deployment and configuration of antivirus and endpoint protection tooling, including policy tuning, signature/DAT update management, and scheduled scans.- Validate new endpoint security configurations in controlled environments before production rollout.Vulnerability, Patching & POA&M Execution- Own endpoint patching strategy and execution across managed endpoint environments, including supersedence management.- Monitor vulnerability findings, assess risk and severity, and coordinate remediation with technical teams and system owners.- Lead development, tracking, and closure of endpoint POA&Ms with clear milestones and risk-based prioritization.- Ensure remediation and patch activities support ongoing compliance objectives and audit readiness.Threat Monitoring, Incident Response & Reporting- Monitor endpoint security telemetry and respond to endpoint-specific threats, suspicious activity, and policy non-compliance.- Se