Jaffar Hussain

Network Engineer with 4+ years of experience supporting enterprise network infrastructure across educational and corporate environments. Experienced in configuring, troubleshooting, and maintaining Cisco routers, switches, VLANs, firewalls, wireless networks, and LAN/WAN infrastructure. Skilled in Layer 2/Layer 3 networking, TCP/IP, DNS, DHCP, VPN, network monitoring, incident management, and infrastructure support.

Proven ability to improve network availability, resolve critical connectivity issues, strengthen network security, and deliver reliable IT services while ensuring maximum uptime and business continuity.

Hardware and Network Engineer at Vel-Tech Rangarajan Dr.Sagunthala R&D Institute of Science and Technology (2024-04 – Present)

• Designed, implemented, and maintained campus network infrastructure ensuring high availability and security.
• Configured and troubleshot routers, switches, firewalls, and wireless access points.
• Monitored network performance and resolved connectivity issues proactively.
• Provided technical support for hardware, OS, and user account management.
• Performed network security maintenance and configuration audits.

Network Support Engineer at Vellore Online Systems Private Limited (2022-12 – 2024-03)

• Resolved customer issues related to network connectivity and hardware failures.
• Configured VLANs, firewalls, servers, and network access controls.
• Managed inbound and outbound traffic and Ethernet network points.
• Collaborated with internal teams to resolve complex infrastructure issues.
• Supported site-level network operations and monitoring.

Trainee – Networking & Computer Hardware at Enco Shoes Private Limited (2021-10 – 2022-09)

• Assisted in installation and troubleshooting of network devices and computer hardware.
• Gained hands-on experience in TCP/IP, DNS, DHCP, and operating systems.
• Developed foundational knowledge of computer hardware components.

Bachelor Of Computer Application in BCA – Alagappa University