L3 Email Security Lead

Tekskills Inc.; Delhi; On-site; INR 3,500,000 - 6,500,000; Full time

Job summary

Tekskills Inc. in Mumbai seeks an L3 Email Security Lead to architect and run a secure email program, protecting users from phishing, spoofing, and malware.

The role focuses on advanced controls, sandboxing, and integration with security tools. You will drive improvements, manage incident response, and ensure regulatory email security hygiene, working with SOC, IT, and governance teams to reinforce posture across the organization.

Qualifications

• Experience architecting and managing secure email ecosystems.
• Hands-on expertise in DMARC, DKIM, SPF, and email threat prevention.
• Strong incident response, governance, and regulatory hygiene knowledge.

Responsibilities

• Manage Mimecast Email Security implementation to prevent phishing and malware.
• Configure advanced filtering, impersonation protection, and attachment sandboxing.
• Ensure email routing, journaling, and DMARC/DKIM/SPF compliance.
• Monitor threats, perform RCA on false positives/negatives, lead remediation.
• Integrate email security events with SIEM for correlated detections.
• Develop weekly threat trend reports for governance and audits.
• Provide guidance on BEC protection and mailbox behavior analytics.
• Lead phishing simulations and user-awareness metrics.
• Collaborate with IT and IR teams for containment and recovery of email incidents.
• Define baselines, tune policies, and handle escalations.

Job description

Job Summary

We have Immediate openings for MNC Company as L3 Email Security Lead in Mumbai Location.

Job Description

Cyber security team is looking for responsible for architecting and managing the secure email ecosystem, protecting against phishing, spoofing, and malicious payloads. The position demands expert-level command over advanced email security controls such as sandboxing, DMARC, threat intelligence integration, and user awareness. The individual is expected to drive continuous improvements, incident response handling, and regulatory email security hygiene.

Key Responsibilities

• Manage and continuously improve Mimecast Email Security implementation to prevent phishing, spoofing, and malware threats targeting users.


• Establish advanced filtering, impersonation protection, and attachment sandboxing policies per risk-based user segmentation.


• Ensure email routing, journaling, and DKIM/DMARC/SPF configurations are aligned with compliance and audit requirements.


• Monitor and resolve advanced email threats, perform RCA on false negatives/positives, and lead remediation for targeted phishing attacks.


• Integrate email security events into SIEM for correlation with identity and endpoint telemetry for improved incident detection.


• Develop reporting templates for weekly threat trends and support governance teams with compliance submissions.


• Provide guidance on BEC protection, email content control, and mailbox behavior analytics.


• Lead simulation testing, phishing campaign exercises, and user awareness metrics for ongoing posture improvements.


• Collaborate with IT and IR teams to drive end-to-end containment and recovery of email-borne incidents.


• Define operational baselines, tune policies, and manage escalations from SOC analysts and internal stakeholders.