Network Security Microsegmentation Engineer

Key Responsibilities:

• Design, implement, and maintain microsegmentation policies using Illumio.
• Analyze application communication flows and define dependencies.
• Enforce least-privilege access aligned to Zero Trust principles.
• Deploy segmentation policies across hybrid and on-prem environments.
• Collaborate with application and infrastructure teams.
• Troubleshoot blocked or unexpected traffic.
• Support change management and policy lifecycle operations.
• Document segmentation design and procedures.

• 5+ years' experience in network security or cybersecurity engineering.
• Hands-on experience with Illumio.
• Strong understanding of Zero Trust principles.
• Solid networking fundamentals (TCP/IP, DNS, routing, firewalls).
• Experience with firewall policy design and traffic analysis.
• Strong understanding of network security technologies including firewalls, routing, ACLs, traffic analysis, and policy enforcement across on-premises and cloud environments.
• Experience analyzing network traffic and security logs to troubleshoot application connectivity and segmentation-related issues.
• Strong troubleshooting skills.
• Experience with Windows and Linux.

• Experience implementing microsegmentation policies at enterprise scale.
• Cloud security experience in Azure, AWS, and/or GCP environments.
• Hands-on experience with Palo Alto Networks and/or Check Point firewall administration, policy management, and traffic analysis.
• Experience using Splunk or similar SIEM and log analytics platforms (e.g., Microsoft Sentinel, QRadar, Elastic, Log Rhythm) for security monitoring, troubleshooting, and traffic investigation.
• Familiarity with security tools including SIEM, EDR, vulnerability management, and network visibility platforms.
• Scripting or automation experience using Power Shell, Python, or similar languages.
• Relevant security certifications such as CISSP, CCNP Security, PCNSE, CCSM, Security+, or equivalent.