Job Title:  T&T | Cyber: D&R | Deputy Manager | Presales| Delhi

The team

Deloitte helps organizations prevent cyberattacks and protect valuable assets. We believe in being secure, vigilant, and resilient—not only by looking at how to prevent and respond to attacks, but at how to manage cyber risk in a way that allows you to unleash new opportunities. Embed cyber risk at the start of strategy development for more effective management of information and technology risks: Learn more about Cyber | Deloitte

Your work profile

• We are seeking an experienced SIEM Architect / Implementation Subject Matter Expert (SME) to lead the design, deployment, and optimization of Security Information and Event Management (SIEM) solutions
• Architecture & Design:
• Design scalable and resilient SIEM architectures for enterprise and multi-tenant environments
• Map SIEM use cases to MITRE ATT&CK, threat models, and compliance requirements
• Define log ingestion strategies, retention models, and data normalization frameworks
• Implementation & Deployment
• Lead SIEM deployment and configuration, including onboarding of log sources, parser development, and connector tuning
• Build custom dashboards, correlation rules, alerts, and automated playbooks to enhance detection and response
• Ensure integration with SOAR, threat intelligence platforms, and other security ecosystem tools
• Optimization & Use Case Development
• Optimize SIEM performance and cost efficiency (data ingestion, storage, and processing)
• Develop and continuously improve detection content to reduce false positives and enhance alert fidelity
• Stakeholder Engagement
• Work closely with SOC, incident response, and compliance teams to align SIEM capabilities with operational needs.
• Act as SME during workshops, POCs, and vendor evaluations
• Provide documentation, training, and knowledge transfer to operations teams
• Governance & Best Practices
• Establish SIEM onboarding standards, parser frameworks, and governance models.
• Define and enforce best practices for use case lifecycle management.
• Stay up to date with next-generation SIEM capabilities (AI/ML detection, UEBA, cloud-native SIEM, XDR).

Key Skills Required : 

• Education: Bachelor’s degree in information security, Computer Science, or a related field. Masters in Business is an advantage.
• 7+years of experience in SIEM architecture, deployment, and optimization
• Hands-on expertise with at least two SIEM platforms (e.g., Microsoft Sentinel, Google Chronicle/SecOps, Splunk, Palo Alto XSIAM, IBM QRadar).
• Strong knowledge of log ingestion pipelines, data parsing, and custom parser development
• Experience with cloud-native SIEMs, log analytics, and big data platforms
• Familiarity with SOAR platforms, scripting (Python, PowerShell, Regex), and automation frameworks
• Security Domain Knowledge
• Deep understanding of security monitoring, detection engineering, threat hunting, and incident response
• Strong knowledge of MITRE ATT&CK, NIST, ISO27001, and regulatory compliance frameworks
• Exposure to EDR, NDR, UEBA, and threat intelligence integrations.
• Ability to lead technical workshops, mentor teams, and influence at senior levels
• Preferred certifications: SIEM vendor certifications (Splunk Architect, Microsoft Sentinel, Chronicle, XSOAR/XSIAM, QRadar, etc.), CISSP, CISM are an advantage.