Company: TCS
Skill : SOC Sentinel
Experience: 10 to 15
Location : Chennai

Job Description

Must-Have

We are seeking an experienced Microsoft Sentinel SIEM Architect with strong expertise in Azure security technologies, AI-driven security (Azure OpenAI), and Microsoft Security Copilot. The ideal candidate will design, implement, and optimize up-to-date cloud-native SIEM/SOAR solutions, while leveraging AI and automation to enhance threat detection, response, and SOC efficiency.

Good-to-Have

- Use Azure OpenAI for threat analysis, summarization, KQL/playbook generation
- Leverage Security Copilot for investigation and response
- Build AI workflows using prompt engineering & automation

Responsibility of / Expectations from the Role

- Design and implement end-to-end Sentinel architectures. Define ingestion, normalization (ASIM), and retention strategies. Architect multi-region & multi-tenant solutions.
- Develop HLD & LLD documentation, Integrate Azure, M365, Defender, on-prem (Syslog/CEF), AWS, GCP.
- Configure AMA, Event Hub, APIs, Logic Apps, Implement log filtering, transformation, enrichment.
- Develop HLD & LLD documentation, Integrate Azure, M365, Defender, on-prem (Syslog/CEF), AWS,



GCP
- Custom Connector , Application log Source onboarding, Develop KQL-based analytics rules, Implement Fusion (ML) and NRT detections, Map to MITRE ATT&CK;, Tune alerts and reduce false positives.
- Build Logic Apps playbooks, Automate triage, containment (IP/user actions), ticketing integration, Define automation lifecycle rules.
- Design L1/L2/L3 SOC workflows, Define severity, escalation, classification, Support threat hunting & incident response.
- Implement RBAC, PIM, Ensure ISO 27001, NIST, CIS compliance, Align logging with regulatory requirements.
- Optimize ingestion filtering, Manage retention (hot/archive), Monitor cost & performance efficiency.

Preferred Certifications

- SC-100 Microsoft Cybersecurity Architect
- SC-200 Security Operations Analyst
- AZ-500 Azure Security Engineer
- Azure AI / OpenAI certifications (preferred)
- Key Competencies

- Strong analytical & problem-solving skills
- Enterprise-scale architecture design
- AI-driven SOC transformation expertise
- Stakeholder & SOC communication skills

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