**Make an impact with NTT DATA** Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive. **Cisco NAC Support – L2 Engineer** + Monitor the performance and health of the NAC solution, including authentication, authorization, and enforcement processes. + Investigate and troubleshoot issues reported by users or detected through monitoring tools. + Ensure daily backup + Troubleshooting access related issues due to NAC policies + Prepare daily/weekly/monthly/half yearly/yearly compliance as per HSL requirement. + Review monitoring alerts for availability and performance + Modification/deletion/addition of rules/routes/policies as per requirements from HSL + Provide audit evidence as and when required + Assist OEM/HSL Project team in product upgrade/maintenance activities. + Log analysis and reporting using native tool. + Capacity management + Incident management + Change management process need to be followed. + Service window for this engagement is 16/6 (Two shifts) + In absence of onsite resource, there should be an immediate replacement of the resource. + Analyze logs and alerts to identify security incidents, policy violations, or network anomalies. + Respond promptly to incidents related to network access, security policy enforcement, or endpoint compliance. + Implement corrective actions to mitigate security risks, such as isolating non-compliant devices or blocking unauthorized access. + Maintain and update access control policies based on organizational requirements, security best practices, and compliance standards. + Review and refine authentication methods, authorization rules, and endpoint posture assessment criteria as needed. + Provide technical support and guidance to end-users, IT staff, and system administrators on NAC-related issues. + Assist users with device registration, network configuration, and troubleshooting connectivity problems. + Manage software updates and patches for NAC components, ensuring that the solution is up to date with the latest security fixes and enhancements. + Perform configuration changes and optimizations to improve the performance and security posture of the NAC solution. + Maintain accurate documentation of NAC configurations, policies, and procedures. + Generate regular reports on NAC performance, security events, compliance status, and incident response activities for management review and audit purposes. + Collaborate with cross-functional teams, including network engineers, security analysts, and system administrators, to address complex NAC-related issues and projects. + Communicate effectively with stakeholders to provide updates on NAC operations, issues, and project statuses. + End user support if any issue due to firewall policies. **Workplace type** **:** On-site Working **About NTT DATA** NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world’s leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. Our consulting and industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is part of NTT Group, which invests over $3 billion each year in R&D. **Equal Opportunity Employer** NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today. **Third parties fraudulently posing as NTT DATA recruiters** NTT DATA recruiters will never ask job seekers or candidates for payment or banking information during the recruitment process, for any reason. Please remain vigilant of third parties who may attempt to impersonate NTT DATA recruiters—whether in writing or by phone—in order to deceptively obtain personal data or money from you. All email communications from an NTT DATA recruiter will come from an **@nttdata.com** email address. If you suspect any fraudulent activity, please contact us (global.careers@nttdata.com) .