Security ArchitectTechnical Solutions Arch. Sr. Specialist

JOB DESCRIPTION Req ID:     We are currently seeking a Security ArchitectTechnical Solutions Arch. Sr. Specialist - Network Security-Firewall to join our team in Noida, Uttar Pradesh (IN-UP), India (IN). In this role, Candidate is expected with an experience in core areas such as Authentication, Authorization, and Accounting, NAC (Network Access Control), and troubleshooting. The ideal candidate will have a strong background in the administration, upkeep, and upgrade of Cisco ISE solutions and deep understanding of network security concepts, Authentication, Authorization, and Accounting protocols, endpoint profiling, posture assessments, BYOD, Guest, pxGrid, DNAC integration with ISE and network access control (NAC) technologies.  Responsibilities Design and Implementation: Collaborate with infra and security teams to design, implement and customize Cisco ISE solutions, integrate third party solutions to bolster the security posture of the organization and to meet, security business and regulatory requirements. AAA Configuration: Review and configure Authentication, Authorization, and Accounting protocols such as RADIUS and TACACS+ on Cisco ISE for secure network access. Ensure to leverage industry best practices to reduce the attack surface areas. Endpoint Profiling: Understand, develop, and maintain endpoint profiling policies to classify and manage devices accessing the network based on their characteristics. Network Access Control (NAC): Deploy and manage NAC solutions using Cisco ISE to enforce security policies, monitor network access, and ensure compliance. Policy Management: Define and manage access control policies, posture assessments, and identity-based access controls within Cisco ISE. Integration and Collaboration: Collaborate with network, security, and IT teams to integrate Cisco ISE with other security solutions (SIEM and log management), identity providers, and network infrastructure components. Troubleshooting and Support: Diagnose and resolve complex issues related to Cisco ISE configurations, authentication failures, load balancer, licensing, and network access problems. Documentation and Training: Maintain comprehensive documentation of Cisco ISE configurations, policies, and procedures. Develop method and procedures in alignment with Change management best practices and provide training and knowledge transfer to varied team members. Upgrade and Patch Management: Plan and execute upgrades, patches, and maintenance activities for Cisco ISE deployments to ensure system stability and security. Escalate and troubleshoot along with Cisco TAC for identified bugs and potential work arounds. Integration and Collaboration: Collaborate with network engineers, security teams, and IT stakeholders to integrate Cisco ISE with other security solutions, applications, and network infrastructure components. About NTT DATA NTT DATA is a $30 billion trusted global innovator of business and technology services. We serve 75% of the Fortune Global 100 and are committed to helping clients innovate, optimize and transform for long term success. As a Global Top Employer, we have diverse experts in more than 50 countries and a robust partner ecosystem of established and start-up companies. Our services include business and technology consulting, data and artificial intelligence, industry solutions, as well as the development, implementation and management of applications, infrastructure and connectivity. We are one of the leading providers of digital and AI infrastructure in the world. NTT DATA is a part of NTT Group, which invests over $3.6 billion each year in R&D to help organizations and society move confidently and sustainably into the digital future. Visit us at