CHENNAI · FULLTIME
Sr Engineer - IT Operations & Infrastructure

Tata Communications
Chennai · onsite · Posted 5d ago
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Undisclosed2–4 yrsfulltimeChennai
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Section · 01
About this role
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:
- 2-4 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:
- Good communicationskills
- Collaborative approach
- Troubleshooting mindset
- Maintaining SLA commitments
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Section · 02
Skills
it operationsfirewallslog analysisCatalystFortigateFortinetCCNACisco SwitchesComputer NetworksIP NetworkingNetwork SecurityField OperationsdeploymentFirewallmaintenanceAdministrationMPLSCiscoNetwork Operations
Section · Company
About Tata Communications

Tata Communications
Telecom
5.9k+
employees
1986
40 years old
Mumbai, Maharashtra
India
About
Tata Communications facilitates digital transformation for enterprises worldwide, enhancing connectivity, cloud solutions, and operational efficiency through advanced services.
Industries
Telecom
Employee ratings
4,031 reviews
3.9/ 5
Culture
3.8
Career growth
3.0
Work-life
3.9
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