Cyber Security Specialist - MS Sentinel, MDE & Tenable

CyberSecurity Lead - MS Sentinel, MDE, Tenable & Knowbe4

Location: Hyderabad or Bangalore

Mode: Hybrid

Shift : Rotational Shift (10AM to 6PM & 6PM to 2AM)

Tool : Microsoft Sentinel, Microsoft Defender for Endpoint, Knowbe4 (email Sec), Tenable (Vulnerability Mgmt.)

Experience : 08 to 10 Mandatory

We are seeking an experienced Cyber Security Manager with strong expertise in Microsoft Security solutions, Vulnerability Management, Email Security Awareness, Security Operations, and Service Delivery. The candidate will be responsible for leading cybersecurity operations, managing customer relationships, driving security improvements, mentoring teams, and ensuring compliance with organizational security requirements.

Key Responsibilities

Microsoft Sentinel (SIEM/SOC Operations)

• Lead Security Operations Center (SOC) activities using Microsoft Sentinel.
• Design, implement, and optimize Sentinel analytics rules, workbooks, and automation playbooks.
• Monitor and investigate security incidents.
• Develop threat detection use cases and hunting queries using KQL.
• Manage incident response activities and coordinate with stakeholders.
• Drive SIEM onboarding and log source integrations.
• Conduct security assessments and recommend improvements.

Microsoft Defender for Endpoint (MDE)

• Manage Microsoft Defender for Endpoint deployment and operations.
• Monitor endpoint security incidents and coordinate remediation activities.
• Implement attack surface reduction policies.
• Lead threat hunting and forensic investigations.
• Ensure endpoint compliance and security posture management.
• Manage security alerts, vulnerabilities, and risk reduction activities.

Tenable (Vulnerability Management)

• Manage Tenable Security Center / Tenable.io platform.
• Develop and execute enterprise vulnerability management programs.
• Coordinate remediation activities with infrastructure and application teams.
• Generate executive vulnerability reports and dashboards.
• Establish vulnerability SLAs and track compliance.
• Lead risk-based vulnerability prioritization