TCS IS HIRING FOR Network Admin ( Cisco. Arista )

Tata Consultancy Services · Chennai, India

**Virtual Drive**

Drive Date-18-Sep-26

Location-TCS - Chennai

EXP-6-8

Skill-Network Admin ( Cisco . Arista )

Responsibilities

• Familiarity with ITIL processes, ticketing tools, change and problem management.
• Routing & Switching - BGP configuration & Troubleshooting WAN links.
• Deploy new vlan and troubleshooting end user network issue.
• Firmware upgrade for Cisco, Arista devices.
• Cisco Meraki - Monitoring and VPN configuration.
• Firmware upgrade - RMA Device replacement.
• Cisco TACACS/ISE - Adding & deleting devices.
• Palo-alto SD-WAN (Prisma ION 9000) - Configuration and traffic re-route.
• Firmware upgrade.
• Experience in troubleshooting Enterprise infrastructure involving MPLS, EGP (BGP) and IGP (OSPF) protocols & Static configuration.
• Good experience in Datacenter Network spine/leaf architecture & troubleshooting.
• F5 Load balancer - Adding/Deleting nodes, VIP creation.
• SSL certificate update & renewal.
• Firmware upgrade.
• Firewall (ASA / Palo Alto) - NAT, Policy creation, object-group.
• Firmware Upgrade - Security policy creation via Terraform.
• Infoblox - DNS/DHCP creation and subnet allocation.
• Experience in coordination tasks with service provider for link issues.
• Experience in working with Cisco for TAC and RMA support.
• Exposure Data Dog and Cisco Meraki Dashboards.
• Participate in firewall design, deployments, and migrations.
• Ensure compliance with security standards and audit requirements.
• Review logs regularly to identify threats and recommend improvements.