Job Description: DC-ACI L2 Engineer
Location: Navi Mumbai, Maharashtra
Shift: 24×7 rotational shifts
Priority - BFSI Domain
Role: Data Center – Cisco ACI L2 Engineer
Certification - CCNP
Job Summary
We are looking for a skilled DC-ACI L2 Engineer with hands-on experience in Cisco Application Centric Infrastructure (ACI), data center networking, Cisco Nexus switches, VXLAN, and IP/MPLS technologies. The candidate will be responsible for supporting, implementing, troubleshooting, and optimizing data center network infrastructure while ensuring high availability and performance.
The ideal candidate should have strong knowledge of Cisco data center products, ACI architecture, routing and switching protocols, and ACI migration activities. The candidate must be comfortable working in customer environments and collaborating with cross-functional technical teams.
Key Responsibilities
- Plan, design, implement, operate, troubleshoot, and optimize Cisco networking and data center infrastructure.
- Provide L2 technical support for Cisco ACI networks, data center operations, and related networking technologies.
- Configure and troubleshoot Cisco ACI components, including Tenants, VRFs, Bridge Domains (BDs), Endpoint Groups (EPGs), Contracts, Subnets, and L2Out/L3Out.
- Support VXLAN-based data center fabrics, ACI migrations, and network modernization projects.
- Troubleshoot complex network issues involving routing, switching, virtualization, security, firewalls, load balancers, and related infrastructure.
- Support hardware and software upgrades, Proofs of Concept (POCs), and network change activities.
- Work with Cisco TAC, third-party vendors, and internal technical teams to resolve critical incidents.
- Perform root cause analysis, incident management, configuration changes, and network optimization.
- Maintain technical documentation, network diagrams, change records, and operational procedures.
- Ensure network availability, performance, and compliance with customer requirements.
- Work in a 24×7 rotational shift environment and participate in customer-facing technical coordination.
Required Technical Skills
1. Cisco ACI & Data Center Networking – Mandatory
- Strong hands-on experience with Cisco ACI and VXLAN technologies.
- Knowledge of ACI architecture and components: Tenant, VRF, BD, EPG, Subnet, Contracts, L2Out, and L3Out.
- Experience in ACI migration, implementation, troubleshooting, and data center operations.
- Knowledge of Cisco Nexus product families, including Nexus 9000, 7000, 5000, 3000, 2000, and 1000 series.
- Understanding of vPC, VDC, MEC, orphan port management, and redundancy mechanisms.
2. Routing & Switching
- Strong understanding of BGP, OSPF, Static Routing, BFD, PIM, and multicast routing.
- Knowledge of VLANs, STP, VTP, ACLs, HSRP, VRRP, and IP SLA.
- Understanding of TCP/IP, IPSec, PPP, SNMP, IGMP, and Spanning Tree Protocol.
- Strong knowledge of IP/MPLS and data center migration concepts.
3. Cisco Networking Platforms
- Cisco ASR 9000 series – IOS XR.
- Cisco ASR 1000 series – IOS/IOS XE.
- Hands-on experience with Cisco Nexus platforms and data center switching technologies.
4. Multi-Vendor Networking
- Working knowledge of Cisco, Huawei, and Arista networking devices.
- Exposure to Aruba wireless solutions is an added advantage.
5. Additional Advantageous Skills
- Experience with L4–L7 load balancing solutions.
- Knowledge of firewalls and network security technologies.
- Experience with virtualization and cross-functional data center infrastructure troubleshooting.
- Exposure to Proof of Concepts (POCs), software/hardware upgrades, and network migration projects.
Required Qualifications
- Relevant degree or diploma in Computer Science, Information Technology, Electronics, Telecommunications, or a related field.
- Relevant Cisco networking certifications such as CCNA or CCNP are preferred.
- Strong analytical, troubleshooting, communication, and customer coordination skills.
- Ability to work independently and collaboratively with technical teams in a customer-facing environment.
Key Mandatory Skills
Cisco ACI | VXLAN | Cisco Nexus | IP/MPLS | ACI Migration | Data Center Operations | Routing & Switching
Candidates must have hands-on experience with Cisco ACI and VXLAN and be comfortable working in 24×7 rotational shifts.