Network Administrator/CISCO ACI SDN

Tata Consultancy Services; Bengaluru; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Tata Consultancy Services is seeking an experienced Network Engineer in Bengaluru to design, configure, and deploy Cisco ACI fabrics, including APIC, Leaf & Spine, and policy-based networking. You will work hands-on with Cisco Nexus 9000, develop SDN architectures, automate with Python/Ansible, and integrate ACI with VMware, Kubernetes, and cloud environments.

Strong communication and 24x7 support skills are essential.

Qualifications

• Experience with Cisco ACI, APIC, and policy-based networking.
• Hands-on with Cisco Nexus 9000 switches (preferred).
• Experience with Python, REST APIs, Ansible.
• Knowledge of VXLAN, BGP/OSPF, and multicast.
• Strong communication and client-support skills.
• Experience integrating ACI with VMware, Kubernetes, and cloud environments.
• Plan, configure, and deploy Cisco ACI fabrics.

Responsibilities

• Plan, configure, and deploy Cisco ACI fabrics including APIC, Leaf & Spine switches.
• Develop and maintain SDN architectures.
• Implement ACI policies, contracts, and tenants.
• Monitor and maintain ACI and SDN environments.
• Troubleshoot network issues across L2–L7 layers.
• Apply firmware upgrades, patches, and configuration backups.
• Integrate ACI with VMware, Kubernetes, and cloud environments.

Skills

Cisco ACI

APIC

Policy-based networking

SDN principles

Network virtualization

L2/L3 protocols

Python

REST API

Ansible

VMware

Kubernetes

VXLAN

BGP/OSPF

Nexus 9000

Communication skills

Tools

Python

REST API

Ansible

VMware

Kubernetes

VXLAN

Job description

• 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 skills
• Flexible in 24x7 client support
• Plan, configure, and deploy Cisco ACI fabrics including APIC, Leaf & Spine switches
• Develop and maintain SDN architectures
• Implement ACI policies, contracts, and tenants
• Monitor and maintain ACI and SDN environments
• Troubleshoot network issues across L2–L7 layers
• Apply firmware upgrades, patches, and configuration backups
• Integrate ACI with VMware, Kubernetes, and cloud environments