ARUN KUMAR V

• Install, configure, and maintain Windows, Linux servers, and Mac device.
• Manage Netwrix DLP, Trend Micro Endpoint Security, and Sophos MDR.
• Monitor server health, performance, and system logs.
• Install and maintain hardware and software.
• Configure and manage network services (DNS, DHCP, WireGuard VPN., FortiGate Firewall).
• Perform regular system backups and manage disaster recovery processes.
• Apply system updates, patches, and security hardening.
• Troubleshoot hardware, software, and network issues.
• Manage virtualization environments (VirtualBox).
• Maintain system documentation and standard operating procedures.

• Monitored IT infrastructure using Nagios Monitoring Tool, reducing downtime by 20%
• Managed Active Directory, user creation, mail provisioning, and access control
• Deployed and maintained Security AV, Group Policy, and License Management
• Configured and managed Jira (Server & Cloud), including user management and project configuration
• Administered Git (Self-Hosted), created repositories, and implemented LDAP-based access control
• Managed SonicWall NSA 2650 Firewall, including VPN setup, access rules, and MAC address whitelisting
• Handled PostgreSQL master-slave replication, database exports, and imports
• Provided support for Office 365, Skype, Teams, Rocket.Chat, Navicat, Visual Studio Tools, and Database Viewer Tools
• Procured and managed IT assets, including hardware, software, and servers
• Resolved biometric (Matric) and security camera issues, ensuring compliance
• Managed IT setups for boardroom meetings and ensured seamless technology readiness
• Handled IT asset creation, procurement, and vendor coordination
• Assisted in network troubleshooting and system performance optimization
• Provided technical support, troubleshooting, and basic system administration