ARAVINDHAN RAJENDRAN

Designed and deployed secure, scalable enterprise networks using routers, switches, firewalls, and wireless access points.
Implemented security protocols to ensure industry compliance and mitigate threats proactively.
Optimized network topologies and performance monitoring to achieve high availability.
Directed multiple infrastructure and cybersecurity projects while resolving complex technical issues.
Utilized Cisco Meraki, Cisco ISE, FortiGate, Checkpoint, DELL GTT, and MDS effectively.
Contributed to a comprehensive two-year technology roadmap for future enhancements.

Implemented network and system monitoring using SOPHOS, NETGEAR, and Metallic, proactively resolving issues across firewalls, endpoints, and backups. Strengthened email security with Mimecast, reducing phishing and spoofing risks. Managed Linux production servers, ensuring stability through optimized backups and storage. Led end-to-end IT infrastructure and security projects, collaborating across teams to meet business goals. Oversaw procurement, compliance audits, and vendor management for cost-effective IT operations.

Managed server and network infrastructure across manufacturing sites in Hosur and Chennai, supporting over 200 users. Oversaw corporate device functionality and Ameyo voice systems, and facilitated SAP and 3D app installations. Handled system setup, account management, backups, and peripheral troubleshooting. Provided second-level support for server-class systems, ensuring smooth IT operations across locations.

Managed ticketing and network switch monitoring, ensuring smooth operations and quick issue resolution. Configured network settings in Windows and monitored link/device utilization. Troubleshot network issues via router and switch diagnostics. Collaborated with clients and ISPs to resolve user challenges using test scripts and targeted analysis.