Network Administrator
Tata Consultancy Services
2 - 5 years
Bengaluru
Posted: 29/01/2026
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Job Description
Network Administrator
Network Administrator
Location: Kolkata/Bangalore
Experience: 3 years to 8years
Interview Mode: Online Drive
Interview Date: 15-Jan-25 (Thursday)
Interview Time: 10: 00 AM to 4: 00 PM
Must Have:
- Strong understanding of Cisco ACI architecture, APIC configuration, and policy-based networking.
- Proficient in SDN principles and network virtualization technologies.
- Hands-on experience with Cisco Nexus switches (9000 series preferred).
- Familiarity with network automation tools (Python, REST API, Ansible).
- Knowledge of L2/L3 protocols, VXLAN, BGP/OSPF, and multicast.
- Very good communication skill.
Good to have:
- Additional certification in any network technology (CCNP)
- Cisco Certified Specialist ACI Implementation
- Experience in automation, AI/ML technologies
Roles & Responsibilities:
Design & Implementation:
- Plan, configure, and deploy Cisco ACI fabrics including APIC, Leaf & Spine switches, and integration with existing infrastructure.
- Develop and maintain SDN architectures for enterprise and data center networks.
- Implement ACI policies, contracts, and tenants for application workloads.
Operations & Maintenance:
- Monitor and maintain ACI and SDN environments to ensure optimal performance and availability.
- Troubleshoot network issues across L2L7 layers using Cisco tools and monitoring systems.
- Apply firmware upgrades, patches, and configuration backups across ACI infrastructure.
- Camera
- Network Devices
Automation & Integration:
- Utilize automation tools (e.g., Python, Ansible) to streamline configuration and provisioning tasks.
- Integrate ACI with VMware, Kubernetes, and cloud environments where applicable.
15 years of Continuous Education
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