Dhanaraj Murugesan
Infra Specialist at Cognizant
- Role
- Infrastructure Specialist at Cognizant
- Location
- Chennai, TN, IN
- LinkedIn followers
- 500 followers
About Dhanaraj Murugesan
With over a decade of experience designing, deploying, and maintaining complex network…
Experience
Infrastructure Specialist
Sep 2024 — Present · Chennai, IN
Design and deploy Meraki-based network solutions including wireless, switching, and security.Configure and manage Meraki Dashboard for monitoring and troubleshooting.Implement and maintain VLANs, VPNs, firewalls, and wireless access points.Strong knowledge of Meraki Dashboard, MX, MR, MS.• Conduct advanced packet capture and analysis using tools like Wireshark to troubleshoot complex network issues.• Participate in on-call rotations to provide 24x7 network support and incident response.• Work independently on projects, performing proof-of-concept testing to evaluate and recommend network solutions.• Debug and resolve critical issues (P1/P2), coordinate escalations and lead root-cause investigations.• Prepare formal external RCA documentation and presentations for stakeholders.• Deliver outstanding customer service with timely and effective solutions.• Certify new network hardware and software for proper monitoring through rigorous failure testing.• Open and manage hardware and software support cases with network vendors like Cisco.
Education
Paavai College of Engineering
BE - Bachelor of Engineering
2008 — 2011
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