Company Profile

Lennox (NYSE: LII) Driven by 130 years of legacy, HVAC and refrigeration success, Lennox provides our residential and commercial customers with industry-leading climate-control solutions. At Lennox, we win as a team, aiming for excellence and delivering innovative, sustainable products and services. Our culture guides us and creates a workplace where all employees feel heard and welcomed.

Lennox is a global community that values each team member’s contributions and offers a supportive setting for career development. Come, stay, and grow with us.

Key Responsibilities

SOC Leadership

- Lead enterprise Security Operations Center (SOC) and continuous security monitoring programs.

- Manage analysts and ensure effective detection, triage, investigation, escalation, and response.

- Drive operational excellence through process improvements, metrics, governance, and maturity initiatives.

- Oversee monitoring across cloud, identity, endpoint, network, applications, OT, and SaaS environments.

Incident Response &

- Crisis Management

- Lead cyber incident response activities including investigation, containment, eradication, recovery, and lessons learned.

- Coordinate with IT, Legal, Compliance, Privacy, and Business teams during major incidents.

- Maintain incident response plans, playbooks, escalation procedures, and conduct tabletop exercises.

SIEM &

- Detection Engineering

- Own SIEM operations, administration, governance, and platform optimization.

- Manage detection use case lifecycle, tuning, validation, and MITRE ATT&CK; aligned coverage.

- Improve visibility through log onboarding, threat intelligence integration, and detection effectiveness programs.

EDR/XDR Operations

- Oversee enterprise EDR/XDR monitoring, investigations, and response activities.

- Lead containment actions including endpoint isolation, account suspension,



credential resets, malware remediation, and IOC blocking.

- Ensure endpoint telemetry coverage and continuous enhancement of threat detection capabilities.

Data Loss Prevention (DLP)

- Manage enterprise DLP operations across endpoints, email, collaboration platforms, cloud applications, and data repositories.

- Investigate data protection incidents and drive policy tuning, classification, and governance initiatives.

- Ensure compliance with regulatory, privacy, and data protection requirements.

Threat Intelligence &

- Threat Hunting

- Operationalize threat intelligence into actionable detections and response strategies.

- Lead proactive threat hunting focused on ransomware, insider threats, identity compromise, cloud attacks, and advanced adversary activity.

- Convert hunting findings into detections, playbooks, and preventive controls.

AI /Automation &

- Operational Excellence

- Drive automation and AI-assisted workflows to improve analyst productivity and response efficiency.

- Partner with engineering teams to implement SOAR capabilities and reduce MTTD/MTTR.

- Standardize SOPs, runbooks, quality processes, and operational reporting.

Leadership &

- Governance

- Lead, mentor, and develop SOC analysts, incident responders, SIEM engineers, and DLP specialists.

- Manage cybersecurity vendors, service providers, budgets, and operational performance metrics.

- Support audits, compliance assessments, executive reporting, and act as the primary escalation point for cyber defense operations.

Qualifications

- 15+ years of cybersecurity experience.
- 5+ years managing SOC, Incident Response, or Cyber Defense teams.

- Experience operating enterprise-scale security monitoring programs.

- Proven experience handling major cybersecurity incidents.

- Experience leading security transformation and operational maturity initiatives.

📌 Manager - Cyber Security (Tamil Nadu)
🏢 Lennox International
📍 Tamil Nadu