Req ID 125024 Remote Position Hybrid Region Asia Country India State Province Chennai City Guindy Chennai Summary We are seeking a highly experienced and proactive Cybersecurity Senior Specialist to join our dedicated threat hunting team In this senior role you will be at the forefront of our defence strategy proactively identifying isolating and neutralizing advanced cyber threats before they can impact our organization You will leverage your deep expertise in security analytics threat intelligence and incident response to hunt for sophisticated adversaries within our complex network environments Detailed Description Proactive Threat Hunting Develop and execute advanced threat hunting missions using a hypothesis-driven approach Proactively search for indicators of compromise IOCs and indicators of attack IOAs across endpoints networks and cloud environments Threat Intelligence Integration Consume analyze and operationalize threat intelligence from various sources to inform hunting activities and enhance detection capabilities Advanced Analytics Tooling Utilize Security Information and Event Management SIEM Endpoint Detection and Response EDR Network Detection and Response NDR and other security tools to identify anomalous patterns and malicious activity Develop and refine custom detection rules and analytics Incident Response Serve as a subject matter expert during high-priority security incidents Conduct deep-dive forensic analysis to determine the root cause scope and impact of breaches Mentorship Collaboration Mentor junior analysts share knowledge with the wider security team and collaborate with security engineering to improve security posture and close visibility gaps Reporting Communication Clearly document and communicate findings methodologies and recommendations to both technical and executive stakeholders Knowledge Skills Competencies Technical Expertise Proficiency with security tools such as SIEM e g Splunk Sumologic Sentinel EDR e g CrowdStrike Sentin

📌 Senior Specialist, Information Security (Chennai)
🏢 Celestica
📍 Chennai