Join NTT DATA's innovative team as a NAC Sr Analyst, contributing to cutting-edge security solutions. This role is based in Noida, Uttar Pradesh, India.

We are seeking a professional with proven experience in core security areas including Authentication, Authorization, and Accounting (AAA), and Network Access Control (NAC). The ideal candidate will possess a strong background in managing, maintaining, and upgrading Cisco ISE solutions, coupled with a deep understanding of network security principles and associated protocols.

Key responsibilities include designing and implementing custom Cisco ISE solutions, integrating third-party tools to enhance organizational security, and configuring AAA protocols like RADIUS and TACACS+.

You will also be responsible for developing endpoint profiling policies, deploying and managing NAC solutions using Cisco ISE for policy enforcement and compliance, and defining access control policies and posture assessments.

Further duties involve collaborating with cross-functional teams for seamless integration with other security solutions and network infrastructure, diagnosing and resolving complex ISE-related issues, and maintaining comprehensive documentation and providing knowledge transfer.

Additionally, you will manage upgrades and patch activities for Cisco ISE deployments and work with Cisco TAC for bug resolution. Collaboration with network engineers and security teams is essential for integrating ISE with other security platforms and infrastructure.

A minimum of 3 years of experience with Cisco ISE is mandatory for this position.

Essential skills include expertise in Network Access Control (NAC), Cisco ISE administration, and a solid understanding of Authentication, Authorization, and Accounting (AAA) protocols such as RADIUS and TACACS+.

Proficiency in network security concepts, endpoint profiling, and troubleshooting complex access control issues is required.

Experience with security integrations, including SIEM and log management tools, is also necessary. Familiarity with BYOD, Guest access, pxGrid, and DNAC integration with ISE is advantageous.