Job Description

Key Responsibilities

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- Collect and analyze threat intelligence from commercial feeds, OSINT, ISACs, vendor advisories, malware reports, and internal incident findings.
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- Produce tactical, operational, and strategic threat intelligence reports for SOC teams, security engineering teams, and leadership stakeholders.
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- Map adversary TTPs to the MITRE ATT&CK; framework and translate intelligence into threat hunting hypotheses, detection content, and SOAR enrichment.
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- Validate and investigate IOCs, including IP addresses, domains, URLs, hashes, malware families, and campaign indicators.
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- Support investigations related to phishing, BEC, ransomware, cloud compromise, and targeted attacks by providing adversary context.
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- Maintain threat actor profiles, intelligence requirements, collection plans, and business risk mappings.
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- Manage and optimize threat feeds within SIEM, SOAR,



and TIP platforms while reducing false positives and duplicate indicators.
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- Provide regular briefings on emerging threats, attack campaigns, and recommended security actions.
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Mandatory Skills

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- Threat Intelligence Lifecycle
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- OSINT (Open-Source Intelligence)
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- IOC Analysis & Validation
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- TTP Analysis and Adversary Tracking
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- MITRE ATT&CK; Framework
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- Cyber Kill Chain & Diamond Model
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- Intelligence Report Writing
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- SIEM, SOAR, and TIP Platforms
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- EDR/XDR Technologies
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- Email Security & Malware Analysis
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- Detection Engineering & Threat Hunting
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- Robust Stakeholder Communication Skills
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Preferred Certifications

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- GCTI (GIAC Cyber Threat Intelligence)
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- CTIA (Certified Threat Intelligence Analyst)
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📌 Threat Intelligence Analyst (Tamil Nadu)
🏢 Tata Consultancy Services
📍 Tamil Nadu