Sep 2022 – Jun 2024 · 1 yr 9 mos · Bengaluru, Karnataka, India · Hybrid

•  Troubleshooting & Solution of All Complex Technical Issues of Cisco ISE for All ISE Versions.
•  Working as Senior TAC engineer and handled all issue related to Cisco ISE & AAA service.
•  Build productive relationships with customers and take responsibility for their success. Completely identify and address concerns that were brought up in the case and go beyond simple problem-solving to avoid additional problems.
•  Coach others and use advanced knowledge of issues, trend, and patterns, and the customer experience to participate in proactive engagement with the Cisco Business unit and Developers to enhance and fix Brocken product feature.
•  Identify bugs, submit them with the necessary supporting documentation, and help others file bugs and review other team bugs.
•  Provide Design advice, escalation help, and LAB setup. Construct a common, reusable lab setup.
•  Assist other CSEs and Global Delivery Partners in Problem Resolution. Providing technical Training for New joiners.
•  Actively collaborate with the BU and the development team to offer a suitable resolution to difficult customer issues.
•  Excellent customer management experience with Indian and international customers while working in the APAC shift.

May 2020 – Aug 2022 · 2 yrs 3 mos · Mumbai, Maharashtra, India

•  Part of InfoSec Team to review of Network Security Domain (NAC & Other solutions)
•  Ensuring the NAC and NGFW Solution Hardened as per Client CISM/CIS CAT Benchmark Policy.
•  Monitoring and finetuning the rules on WAF with help of vendor. Review and verify technical architectures are as per business requirements of LTI and LTI clients (ODC/EDC).
•  Maintain an Audit Review Process by Policy Exception and Submit all Risks related to NAC & NGFW solution to Enterprise Risk Management Portal with help of Stakeholders for tracking Each Risk items. Coordinate with Other Technical support teams for Audit Activities.
•  Define, Maintain, and work with IT Teams to oversee the Implementation of Security Policies and Procedures.
•  Govern and Comply Security by reviewing and ensuring compliance to Company Standards, Policies, and procedures.
•  Conducting Cross Domain Training programs for All Team members.
•  Support the integration of Cisco ISE with SIEM, PIM (ARCOS), monitoring tools, and other solutions.
•  Analyze NAC alert logs and assist the SOC team in fine-tuning SIEM events and ensuring appropriate incidents are raised. Additionally, assist the SOC team in the creation and implementation of event and incident dashboards.
•  Enable reporting and dashboard automation in Power BI.
•  Reporting: - Weekly Operations Dashboard, Monthly Governance Dashboard, Quarterly Steering Dashboard, Monthly Compliance Dashboard, Team Roaster, Incident Dashboard, Issue Tracker & OEM Ticket Tracker.
•  Documentation Review & Preparation: HLD & LLD, Solution Document, SOP, Knowledge base & Escalation Matrix.

Nov 2019 – May 2020 · 6 mos · India

•  Responsible for handling PAN India HDFC Bank (5k+ branches and 29 back offices) ISE issues.
•  Managed Distributed ISE Deployment : 18 Node in Cluster.
•  Deploying ISE in a wired & Wireless environment to perform Dot1x port-based authentication, configure Posture policies for HDFC Bank network users.
•  Before implementing new policies in production, test them on the UAT server.
•  Monitoring ISE alarms on a regular basis and taking immediate action on critical alarms.
•  Perform network and system maintenance, including service packs, patches, and hot fixes.
•  Working on Cacti tools for CPU and memory utilization details and monitoring on the lSE server.
•  Preparing POA for configuration changes, drills, and so on, as well as implementing configuration changes and PVT in accordance with change management and release.
•  Preparing a daily checklist for monitoring the Health Status of 18 ISE nodes.
•  Preparing Monthly Reports (Dormancy, Login Failure, Switch Differences, etc.)
•  Preparing SOPs for Day-to-Day Work

Apr 2015 – Nov 2019 · 4 yrs 7 mos · India

•  Client’s network is geographically spread across India with 5000+ branches, ATMs, 29 critical hubs & 3 Datacenter using multiple connectivity like MPLS, leased line.
•  Configuration Switches to support dot1x and IOS installation for NAC Project.
•  Endpoint testing on ISE for creation policies, endpoint group, condition in NAC Project phase.
•  Implementing LAN Infrastructure using L2/L3 Switching, VLAN, VTP, Spanning tree and trunking technologies.
•  Responsible for the installation, Configuration, support, and management of Datacenter & Branch network devices operating in 24x7 business environments.
•  Troubleshoot network issues/ WAN issues / LAN issues/ reachability issues.
•  Support Partial and Full Disaster Recovery Drills for critical business applications.
•  Network Bandwidth Testing of new Web Applications and provide signoff for Rollout in branch network.
•  Capacity planning, I.e. Backhaul & Branch links BW utilization analysis and plan up gradation if required.
•  Designed and Implemented LAN Structure for HDFC Hub Locations.
•  Plan of action and roll back plan to be prepared and execute for critical activities.
•  Performing repeat call analysis for the complaints logged on the links and developing Service Improvement Plan to improve service.
•  Network Asset list, AMC, Warranty etc .. Need to be tracked & monthly report to be flashed.

Aug 2014 – Apr 2015 · 8 mos · Kanjurmarg hdfc

•  Providing Support for almost 800+ Bharti MPLS & 1200+ Bharti VSAT links for HDFC Bank Project.
•  Handling the clients directly while being the single point of contact for Bharti SP Link related problems.
•  Ensure the team meets all agreed SLA metrics as contracted and to minimize service impacts to customers.
•  Arranging Service Improvement Plan to improve service for Repeated Bharti link issues.
•  Coordinating with technical teams for respectively MPLS & VSAT link issues.
•  Weekly Review Meeting with HDFC NOC on Pending calls update and repeated cases.
•  Attending Monthly Review meeting with Bharti Airtel and HDFC bank Senior Management.

Nov 2011 – Aug 2014 · 2 yrs 9 mos · Kanjurmarg

•  Worked as Network Engineer L1 , Network Spoc West Zone and NOC In-charge for HDFC project.
•  Troubleshoot & Resolved Network Link and LAN issues.
•  Weekly review call with GSMC NOC Team on Repeated Link issues, Requirement & Concerns.
•  Monthly Review meeting with ISP managers & Customer Senior Managements on services.
•  End to End Support for New Link Commission and upgradation.

Nov 2009 – Nov 2011 · 2 yrs · Navi Mumbai

•  Responsible for managing & troubleshooting computers, printers, scanners & thin client’s issues.
•  Installing and Troubleshooting OS (Windows & Linux) and Customer software’s.