Senior Cisco ISE-L2

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.

Your day at NTT DATA

As a Networking Managed Services Engineer (L2) at NTT DATA, you'll take on a developing engineering role where your main goal is to ensure our clients' IT infrastructure and systems remain operational. You'll achieve this by proactively monitoring, identifying, investigating, and resolving technical incidents and problems. You'll work closely with our clients and internal teams to ensure that services are restored swiftly, in line with our service level agreements (SLAs).

Your day will revolve around reviewing client requests and tickets, applying your technical expertise to resolve them efficiently and effectively. You'll be the go-to person for second-line support, handling incidents and requests of medium complexity. In addition to your daily tasks, you'll have opportunities to contribute to exciting project work from time to time.

You'll proactively monitor work queues, execute operational tasks, and update tickets with the actions you've taken. Identifying, analysing, and logging issues before they escalate will be a key part of your role. You'll communicate with other teams and clients to provide support and ensure that changes are executed with clear risk identification and mitigation plans.

As part of the shift handover process, you'll highlight key tickets and upcoming critical tasks for the next shift. When needed, you'll escalate tickets to ensure the right focus from our Centres of Excellence (CoE) and other teams. Collaborating with our automation teams, you'll work on optimizing efforts and automating routine tasks, all while coaching our Service desk and L1 teams in both technical and behavioural skills.

You'll also establish monitoring for client infrastructure, leading and managing initial client escalations for operational issues. Contributing to the change management process, you'll log change requests, execute approved maintenance activities, and audit incident and request tickets for quality. Your insights will drive trend analysis reports, identifying tasks suitable for automation to reduce tickets and optimize efforts. You might also support disaster recovery functions and other related tasks as needed.

To thrive in this role, you need to have:

Job Description - Cisco ISE Engineer

Role Overview

We are looking for a skilled Cisco ISE Engineer with hands-on experience in ISE 3.x, responsible for managing, troubleshooting, and supporting enterprise NAC deployments. The role involves handling day-to-day operational issues, policy management, and production support.

Key Responsibilities

• Provide day-to-day support for Cisco ISE (3.x) environment
• Troubleshoot 802.1X authentication issues (wired & wireless)
• Handle posture assessment issues using Cisco AnyConnect
• Manage and troubleshoot endpoint profiling
• Analyse and resolve client connectivity issues (authentication failures, authorization issues)
• Work on policy configuration and modifications (Authentication & Authorization policies)
• Troubleshoot production issues and ensure minimal downtime
• Perform log analysis (Live logs, RADIUS logs, debugging, TAC coordination if required)
• Need to work with network, security, and endpoint teams for issue resolution

Required Skills

• Strong hands-on experience with Cisco ISE 3.x
• Good understanding of Cisco ISE node architecture (PAN, MnT, PSN) and deployment concepts.
• Good understanding of 802.1X, EAP (PEAP, EAP-TLS)
• Experience with Cisco AnyConnect (Posture module)
• Knowledge of Endpoint Profiling & Posture policies
• Understanding of RADIUS, TACACS+
• Experience in troubleshooting authentication and authorization issues
• Basic understanding of networking (VLANs, DHCP, DNS, switching, wireless)
• Integration knowledge with AD (Active Directory)
• Exposure to Cisco WLC & Access points.

Workplace type:

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 70 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.