Network Engineer IT Operations Infrastructure

Purpose of Role:

Perform daily network operations, troubleshooting,configurationand implementation activities to support ODC/DC/Customer connectivity.

Key Responsibilities:
Handle incidents and perform device health checks on Cisco switches (Catalyst, Nexus) and Fortinet firewalls (FortiGate).
Implement configuration changes: port configurations, VLAN assignments,firewallpolicy deployments, IPSec VPNs, QoS, NAT policies.
Providefirewallpolicy deployment VPN support (site-to-site/remote access).
Monitor network and perform preventive maintenance; escalate as per L1 procedure.
Backup configurations and coordinate change implementations with field operations.
Work with service providers (ISP/MPLS carriers) for bandwidth provisioning, fault escalations, and WAN links.
Maintain and update network documentation and runbooks.





Required Experience Skills:
24 years of experience with Cisco switching/routing, Fortinetfirewalladministration, and core TCP/IP networking.
Familiar with configuration backup tools and L2/L3 troubleshooting (ping, traceroute, log analysis).
Working knowledge of ISP coordination and MPLS/IP architectures.

Preferred Certifications Qualifications:
CCNA (Cisco Certified Network Associate)
Fortinet Network Security Associate
ITIL Foundation

Competencies:
Valuable communicationskills
Cooperative approach
Troubleshooting mindset
Maintaining SLA commitments

Reporting Relationships:

Reports to Network Team Lead; collaborates with Server Engineers and support teams.

📌 Sr Engineer It Operations & Infrastructure Chennai
🏢 Tata Communications
📍 Chennai