Track Lead - Cisco Application Centric Infrastructure (ACI), Network Automation
India
Job Description
Track Lead - Cisco Application Centric Infrastructure (ACI), Network Automation
Bengaluru, Karnataka

Job Summary

The DC LAN SME is responsible for the design, implementation, operations, and optimization of Data Center LAN infrastructure, with strong focus on Cisco ACI-based environments. The role ensures stable, scalable, and high-performance DC network services aligned with enterprise standards and SLAs.

Job Description: DC LAN SME (Data Center LAN – Subject Matter Expert)

Role Summary

The DC LAN SME is responsible for the design, implementation, operations, and optimization of Data Center LAN infrastructure, with strong focus on Cisco ACI-based environments. The role ensures stable, scalable, and high-performance DC network services aligned with enterprise standards and SLAs.

Key Responsibilities

DC LAN Architecture & Design

• Contribute to HLD and LLD for DC LAN (ACI-based) environments

• Ensure alignment with enterprise architecture, security, and segmentation standards

Build, Implementation & Migration

• Lead deployment of DC LAN (ACI fabric, Nexus switching, routing)

• Execute migrations, expansions, and lifecycle upgrades

• Support commissioning and decommissioning of DC infrastructure

Operations & Troubleshooting (L3 SME)

• Provide advanced troubleshooting for DC LAN incidents (P1/P2)

• Ensure SLA adherence, stability, and performance improvement

• Act as escalation point for complex network issues

Service Engineering & Optimization

• Engineer, document, and enhance DC LAN and WAN services

• Analyze infrastructure and recommend optimization initiatives

Automation & Standardization

• Drive automation using APIs, Ansible, or similar tools

• Standardize configurations and operational procedures

Data Center Hands-on Support

• Support rack and stack, cabling, and physical connectivity

• Participate in maintenance and change windows

Technical Skills Required

Core Networking

• Strong expertise in Routing and Switching (BGP, OSPF)

• Knowledge of protocols such as IPsec, GRE, HSRP/VRRP, NAT, MPLS, QoS

Data Center Technologies

• Cisco ACI architecture (Single-site, Multi-pod, Multi-site)

• Knowledge of Tenant, VRF, BD, APIC, L2Out, L3Out components

• Nexus technologies including VXLAN and vPC

Automation & Tools

• Exposure to REST APIs, Ansible or similar tools

• Experience with network monitoring and troubleshooting tools

Experience & Qualifications

• Bachelor’s degree in IT or equivalent experience

• 10+ years of experience in DC networking / Cisco ACI environments

• Experience in global enterprise network environments

• CCNP (Routing & Switching / Data Center) preferred

Soft Skills

• Strong problem-solving and analytical capability

• Ability to work in global, cross-functional teams

• Clear communication with stakeholders

Role Positioning

• Level: L3 / SME

• Scope: DC Core Network (ACI-based LAN)

• Engagement: Design, Build, Run, Optimize 

Key Responsibilities

DC LAN Architecture & Design • Contribute to HLD and LLD for DC LAN (ACI-based) environments • Ensure alignment with enterprise architecture, security, and segmentation standards Build, Implementation & Migration • Lead deployment of DC LAN (ACI fabric, Nexus switching, routing) • Execute migrations, expansions, and lifecycle upgrades • Support commissioning and decommissioning of DC infrastructure Operations & Troubleshooting (L3 SME) • Provide advanced troubleshooting for DC LAN incidents (P1/P2) • Ensure SLA adherence, stability, and performance improvement • Act as escalation point for complex network issues Service Engineering & Optimization • Engineer, document, and enhance DC LAN and WAN services • Analyze infrastructure and recommend optimization initiatives Automation & Standardization • Drive automation using APIs, Ansible, or similar tools • Standardize configurations and operational procedures Data Center Hands-on Support • Support rack and stack, cabling, and physical connectivity • Participate in maintenance and change windows

Skill Requirements

Technical Skills Required Core Networking • Strong expertise in Routing and Switching (BGP, OSPF) • Knowledge of protocols such as IPsec, GRE, HSRP/VRRP, NAT, MPLS, QoS Data Center Technologies • Cisco ACI architecture (Single-site, Multi-pod, Multi-site) • Knowledge of Tenant, VRF, BD, APIC, L2Out, L3Out components • Nexus technologies including VXLAN and vPC Automation & Tools • Exposure to REST APIs, Ansible or similar tools • Experience with network monitoring and troubleshooting tools

Other Requirements

DC LAN SME

Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 226,300 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending December 2025 totaled $14.5 billion.

23 Benefits At HCLTech, we believe in empowering our employees with comprehensive benefits that support their professional growth and enhance their well-being. When you sign up for a career with us, you gain access to: https://rmkcdn.successfactors.com/147eb21f/a701dca9-f32d-4fc9-9447-6.svg Industry-benchmarked compensation https://rmkcdn.successfactors.com/147eb21f/b0c54381-ddcc-4a33-9b35-9.svg Best-in-class healthcare benefits https://rmkcdn.successfactors.com/147eb21f/b73027be-7aae-4d36-a090-4.svg Personal time off https://rmkcdn.successfactors.com/147eb21f/d5b4fdfd-2e99-4e26-9878-9.svg Maternity and paternity benefits https://rmkcdn.successfactors.com/147eb21f/3d42b0fc-4652-435a-9ece-c.svg Access to skills / higher education programs/resources https://rmkcdn.successfactors.com/147eb21f/aeddeaf2-9e25-4584-ad11-d.svg Discounts on products and services via Benefit Box https://rmkcdn.successfactors.com/147eb21f/a9609a3b-2700-4b3c-9d90-a.svg Participate in CSR programs and live life with a purpose https://rmkcdn.successfactors.com/147eb21f/c6e33851-710f-4634-bd69-f.svg Opportunities to grow and advance your career Note: The benefits listed above vary depending on the nature of your employment and the country where you work. Some benefits may be available in some countries but not in all.