L3- Endpoint Security Engineer (Trend Micro, Sentinel One, Trellix)

L3 Security Engineer - Endpoint Security

Job Overview

• Position: L3 Security Engineer (Endpoint Security)
• Experience Required: 6-10 Years (Minimum 5+ years in AV/EDR/FIM administration and support)
• Education: Bachelor s Degree in Computer Science, Information Security, or a related field
• Primary Technologies: Trend Micro Deep Security, SentinelOne, Trellix/McAfee ePO

We are seeking an experienced L3 Security Engineer to join our enterprise security team. In this role, you will lead the administration, optimization, and defense of our endpoint security infrastructure. You will work closely with the Security Operations Center (SOC) and Incident Response teams to mitigate advanced threats, manage endpoint policies, and ensure strict regulatory compliance across Windows and Linux environments.

Key Responsibilities

• Platform Administration: Manage, configure, and maintain enterprise endpoint security solutions, specifically Trend Micro Deep Security, SentinelOne, and Trellix.
• FIM Management: Administer File Integrity Monitoring (FIM) policies, proactively monitoring unauthorized file, registry, and system configuration changes.
• Lifecycle Operations: Perform installations, agent deployments, system upgrades, migrations, and continuous policy tuning.
• Incident Response Threat Hunting: Investigate malware, ransomware, and complex endpoint security incidents; analyze EDR alerts to support SOC escalation workflows.
• Optimization Troubleshooting: Resolve agent communication failures, update errors, FIM event anomalies, and performance bottlenecks; reduce false positives through advanced tuning.
• Integration Reporting: Integrate endpoint platforms with SIEM/SOAR tools and generate comprehensive operational, audit, and compliance reports.

Qualifications RequirementsRequired Skills

• Hands-on administrative experience with Trend Micro Deep Security, SentinelOne, and Trellix .
• Deep expertise in File Integrity Monitoring (FIM) and custom integrity monitoring policies.
• Proven track record with AV, EDR, and XDR technologies.
• Foundational knowledge of malware analysis, endpoint hardening, and threat vectors.
• Strong operating system knowledge in Windows and Linux administration .
• Solid understanding of core networking protocols ( TCP/IP, DNS, VPN, SSL/TLS ).
• Experience managing infrastructure via Active Directory and Group Policy (GPO) .
• Familiarity with major compliance frameworks including PCI-DSS, ISO 27001, and NIST .

Preferred Certifications

• Trend Micro Certified Professional
• Trellix/McAfee Certified Specialist
• CompTIA Security+ / CySA+ or Certified Ethical Hacker (CEH)

Good to Have

• Experience integrating with SIEM solutions (Splunk, IBM QRadar, or Microsoft Sentinel).
• Proficiency in scripting languages such as PowerShell, Python, or Bash.
• Direct experience supporting internal/external compliance audits and assessments.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.