Sr. Information Security Engineer- Platform Engineer (Delhi)

Essential Functions: Platform Engineering & Optimization Configure, maintain, and optimize assigned security platforms across endpoint, network, web, and identity domains Continuously refine policies, detection logic, and configurations to improve signal quality, reduce false positives, and enhance visibility Apply platform capabilities to develop and improve detection coverage (e.g., IOA, behavioral detection) Ensure platform health, telemetry integrity, and effective coverage across environments Evaluate and implement enhancements that improve effectiveness of existing tools before recommending recent solutions Alert Analysis & Investigation Analyze alerts and raw telemetry generated by security platforms and determine appropriate action based on context and risk Investigate suspicious activity using available data sources, including logs, network traffic, and endpoint behavior Apply independent judgment to distinguish between benign, anomalous, and malicious activity Perform triage and root cause analysis, escalating when broader coordination is required Contribute to incident response through multi-platform analysis and insight Operational Support & Issue Resolution Troubleshoot and resolve issues related to security controls, including access disruptions, false positives, and policy conflicts Apply practical, risk-based decisions when adjusting controls to balance security and operational needs Collaborate with IT, engineering, and business teams to diagnose and resolve issues efficiently Cross-Platform Contribution Develop working knowledge across multiple security domains to support team resiliency Serve as a secondary resource across platforms (endpoint, email, vulnerability, cloud) Collaborate with peers to ensure continuity of coverage and reduce single points of failure Continuous Improvement Identify gaps in detection, visibility, and control effectiveness based on operational experience Improve detection quality, reduce noise, and enhance response ef