ISE Infrastructure Manager

3 days ago


Mumbai, Maharashtra, India Commedia Solutions Pvt Ltd Full time
About the Role

As a Network Security Specialist at Commedia Solutions Pvt Ltd, you will be responsible for managing our Cisco ISE Network Access Control (NAC) infrastructure. This includes overseeing the configuration and maintenance of network switches, managing wireless network configurations, and integrating with external systems.

Responsibilities
  • Manage and maintain the Cisco ISE NAC infrastructure, including 5 ISE nodes deployed across AWS and on-premises environments.
  • Collaborate with various teams including Network, Help Desk, Information Security, and external vendors to ensure smooth operation of the NAC system.
  • Configure and maintain network switches (including HP and Arista) for 802.1X authentication and RADIUS integration.
  • Manage wireless network configuration in coordination with the Arista team, including SSID setup and management.
  • Oversee integration with external systems including Azure AD, on-premises AD, SMTP, SIEM, and Dynatrace for monitoring.
  • Implement and maintain posture assessment policies for Windows, Mac, and Linux endpoints.
  • Troubleshoot authentication, authorization, and accounting (AAA) issues across wired and wireless networks.
  • Manage the deployment and configuration of the Cisco Secure Client (formerly AnyConnect) on end-user devices.
  • Coordinate with the SD-WAN team to ensure proper VLAN configuration and inter-VLAN communication for NAC functionality.
  • Maintain documentation of network configurations, policies, and procedures.
  • Conduct regular audits and assessments of the NAC infrastructure to ensure compliance with security policies.
  • Provide guidance and support to the Help Desk team for NAC-related issues.
  • Manage and optimize system performance, including monitoring of ISE nodes for resource utilization.
  • Stay updated on the latest NAC technologies and best practices, recommending and implementing improvements as needed.

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