Rajendran D

Networking, NOC operations, and incident management. Proven ability to handle P1/P2 incidents in 24×7 production environments, supporting global customers in multi-time-zone models. Skilled in troubleshooting complex network issues beyond monitoring, including root cause analysis and remediation. Strong background in cloud networking (AWS VPC, Route53, ELB, IAM) and hybrid infrastructure support.

System Administrator / Cloud-NOC Engineer - Euro School

(2021-09 - 2026-05)

Operated in 24×7 NOC environments, providing escalation support for AWS-hosted applications and global customers.

• Handled P1/P2 incidents, ensuring rapid resolution and RCA documentation for mission-critical systems.
• Designed and maintained AWS VPC networks, Route53 DNS, ELB load balancing, and IAM role-based access.
• Automated monitoring and alerting with Cloud Watch, SNS, and SQS, reducing downtime and improving SLA compliance.
• Troubleshot hybrid infrastructure issues across networking, cloud, and application layers, ensuring high availability.
• Collaborated with DevOps teams to containerize applications using Docker/ECS, optimizing scalability and cost.
• Supported global platforms in follow-the-sun models, ensuring seamless operations across multiple time zones.
• Conducted root cause analysis for recurring incidents, implementing preventive measures to reduce future impact

System Administrator - Euro School

(2021-09 - 2026-05)

• Install, configure, and troubleshoot desktops, laptops, printers, and scanners.
• Manage OS updates, licensed software, and ensure systems are compliant.
• Handle network issues including LAN, Wi-Fi, routers, and switch checks.
• Coordinate with the IT Head for Sophos Firewall-related configurations and monitoring.
• Monitor server health, backup status, and manage storage alerts.
• Manage email creation, access rights, and password resets.
• Support TTS32, TPC software, and other booking/operational systems
• Resolve Any Desk, VPN, and other remote-access related issues.
• Maintain asset inventory and IT documentation (systems, devices, access logs).
• Coordinate with vendors for repairs and hardware servicing.
• Enforce IT security policies, including pen drive restrictions and phishing-alert awareness.
• Provide period reporting on issues, resolutions, and downtime.
• Support CCTV cameras and biometric attendance devices.
• Ensure all branches adhere to defined IT SOPs.
• Conduct proactive system monitoring to reduce repeated issues across branches
• Visit branches for technical issues and conduct training for field staff on the Mobile App.
• Troubleshoot mobile app issues and create awareness among Branch Managers regarding new feature updates.
• Monitor multiple software systems, perform troubleshooting, and ensure required validations.
• Assist the Customer Care (CC) team with software-related queries.
• Support clients with API integration requirements.
• Raise Purchase Orders (POs) to vendors for hardware requirements and ensure timely fulfillment.
• Flexibility: Ready to take up any additional responsibilities assigned by the management.

BCA - BACHELOR'S IN COMPUTER APPLICATION - ANNAMALAI UNIVERSITY

DIPLOMA - ELECTRONIC AND COMMUNICATION ENG - HINDUSTAN ELECTRONICS ACADEMY

S.S.L.C