Summary
The Senior Security Specialist is critical in protecting enterprise systems, data, and infrastructure by
proactively identifying and mitigating security risks. This role requires a deep understanding of cyber threats, risk
management, and security technologies to safeguard the organization's digital assets. The individual will provide
expert guidance, lead security initiatives, and mentor junior analysts while collaborating with cross-functional teams
to strengthen the overall security posture.
Key Responsibilities
Security Operations & Risk Management
- Oversee the configuration, administration, and optimization of enterprise-wide security solutions.
- Monitor an enterprise-wide endpoint security solution with a base of 25,000+ endpoints, ensuring optimal
- security and performance.
- Provide expert-level (Tier 3/4) security solution support, responding to and resolving critical incidents
- within established SLAs.
- Lead incident response efforts, analyzing security events, conducting root cause analysis, and implementing
- corrective actions.




- Utilize advanced threat intelligence methodologies to predict, detect, and respond to sophisticated cyber
- threats.
- Develop, refine, and implement advanced SIEM use cases, security monitoring content, and correlation
- rules for improved threat detection.

Forensics & Compliance
- Conduct digital forensics investigations and support internal audits by providing detailed forensic analysis of security incidents.
- Ensure compliance with regulatory and industry standards (e.g., ISO 27001, NIST, GDPR, CMMC, ITAR), advising stakeholders on security best practices.
- Participate in vulnerability management programs, including penetration testing, red/blue team exercises, and security assessments.

Security Architecture & Engineering
- Assist in the deployment and hardening of security solutions such as firewalls, IDS/IPS, EDR, SIEM, IAM,
- and DLP.
- Consult on developing zero-trust security frameworks and strategies

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