Harsha Sree S
Chennai
Summary
Dedicated Network Engineer with over two years of hands-on experience in enterprise networking, specializing in Cisco and Meraki solutions. Demonstrates expertise in network design, configuration, troubleshooting, and support of complex routing and switching environments. Passionate about leveraging technical skills to enhance network reliability and security. Currently expanding knowledge through MCA studies and professional certifications.
Overview
2
2
years of professional experience
1
1
Certification
Work History
Network Engineer
Tata Consultancy Services (TCS)
Chennai
07.2023 - Current
- Delivered Tier 1 and Tier 2 network support, including troubleshooting routing, switching, VPN, and wireless issues for enterprise clients.
- Configured VLANs, VTP, STP, and inter-VLAN routing to ensure network segmentation and redundancy.
- Managed routing protocols such as OSPF, EIGRP, and BGP, ensuring optimal path selection across multi-vendor networks.
- Implemented and supported VRF instances for client-specific routing policies.
- Configured and maintained Cisco Meraki SD-WAN devices, wireless access points, and security appliances.
- Coordinated with ISPs and internal teams for issue escalation, outage management, and network upgrades.
- Maintained comprehensive network documentation, including device inventories and configuration procedures.
Education
Bachelor of Science - Computer Science
Vignana Sudha Degree College
04-2022
Skills
- Network Troubleshooting & Diagnostics
- Cisco & Meraki Device Configuration
- Routing Protocols: OSPF, EIGRP, BGP
- VLAN, VTP, STP, Inter-VLAN Routing
- VPN, MPLS, VRF, SD-WAN, SDLAN
- Firewall Configuration: Cisco ASA
- Network Monitoring & Documentation
- Protocols: TCP/IP, DNS, DHCP, NAT, ACLs
- Cloud Networking & SD-WAN Management
- Cross-functional Team Collaboration
- Cisco Routers & Switches, Meraki Cloud Management
- Routing & Switching Protocols, VPN, MPLS, VRF
- Network Monitoring: NetFlow, Spectrum, NetBrain
- Network Security: Cisco ASA Firewall
- Basic scripting and automation: Python, Java, SQL, HTML
- Tools: Cisco Packet Tracer, ServiceNow, Power BI, MS Excel
Certification
- Cisco CCNA (200-301) — Network Fundamentals and Access Layer
- CCNP Enterprise
Timeline
Network Engineer
Tata Consultancy Services (TCS)
07.2023 - Current
Bachelor of Science - Computer Science
Vignana Sudha Degree College
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