Senior Network Engineering Specialist

Job Summary:

We are seeking a highly skilled Senior Network Engineering Specialist with deep expertise in Cisco Application Centric Infrastructure (ACI). This is a technical, hands-on role within the Network Engineering team. The ideal candidate will have Subject Matter Expert (SME)-level knowledge and practical experience managing, designing, and troubleshooting ACI environments. Candidates with prior experience working in Cisco TAC or Cisco CX teams managing ACI will be given preference.

Roles & Responsibilities

Part of a team that is responsible for the Network Engineering & Deployment function and supporting Datacenter , Campus , Remote Offices and Public Cloud Network transformation projects Network Transformation

Architecture:

. Lead the design, engineering, and execution of next-generation network transformation solutions.

. Collaborate with internal teams, including cloud, security, and application stakeholders, to align network

infrastructure with business needs.

. Provide technical leadership in building highly resilient, scalable, and secure hybrid/multicloud network

environments.

Design, Deployment, and Operations:

. Architect and deploy advanced Cisco ACI infrastructure across datacenters (DC1 & DC2).

. Integrate ACI with hybrid cloud and multicloud environments to ensure seamless connectivity and performance.

. Manage day-to-day operations, monitoring, and troubleshooting of ACI fabric components.

. Collaborate with vendors, Cisco TAC, and internal teams to resolve complex network incidents and escalations.

Policy Management and Automation:

. Develop and implement policy-driven network architectures using Cisco ACI's capabilities.

. Utilize automation tools (e.g., Ansible, Python) to streamline network operations and ensure efficiency.

. Ensure network policies align with industry best practices and compliance requirements.

Documentation and Governance:

. Maintain accurate network diagrams, policy documentation, and technical procedures.

. Ensure all infrastructure and operations meet internal governance and security standards.

Mentorship and Knowledge Sharing:

. Provide SME-level guidance to internal teams and mentor junior network engineers.

. Lead knowledge transfer sessions to enhance team capabilities in ACI and related technologies.

Job Requirements:

Preferred qualifications :

Education:

. Bachelor's or Master's degree in Computer Science, Information Technology, or related field.

. Cisco certifications : CCIE Datacenter, Enterprise , CCNP Data Center ACI specialization preferred.

Technical Expertise:

10 to 15 years of experience in Cisco Network technologies , with at least 3+ years focused on Cisco ACI.

Deep knowledge of Cisco ACI components and concepts, including:

. Fabric Architecture: Spine-Leaf topology, Fabric Discovery, and Fabric Access Policies.

. Application Policy Infrastructure Controller (APIC): Clustering, APIs (REST, XML, JSON), and GUI

management.

. Endpoint Groups (EPGs), Contracts, and Filters: Policy-based connectivity and segmentation.

. Tenant Model: VRFs, Bridge Domains, and Layer 2/3 connectivity across multiple tenants.

. ACI Multi-Site and Multi-Pod deployments.

. Integration with L4-L7 services (e.g., firewalls, load balancers) using Service Graphs.

. Expertise in ACI troubleshooting: Health Scores, Service Graphs, and CLI/APIC diagnostics.

. Experience with Cisco Nexus Dashboard Insight for monitoring and managing ACI environments

effectively.

VXLAN and EVPN Expertise:

. VXLAN Fabric Architecture: Understanding of VXLAN encapsulation for scalable Layer 2 and Layer 3 networks.

. MP-BGP EVPN (Ethernet VPN): Control plane for VXLAN, providing seamless Layer 2 extension and optimized Layer 3 routing.

. Interoperability between ACI and non-ACI environments using VXLAN/EVPN.

BGP and OSPF Routing Expertise:

. In-depth knowledge of BGP (Border Gateway Protocol) for managing external and internal routing policies.

. Experience with BGP peering, route filtering, and path selection in complex ACI and datacenter environments.

. Expertise in OSPF (Open Shortest Path First) for building dynamic Layer 3 routing in underlay networks.

. Integration of BGP and OSPF within ACI fabric to manage hybrid cloud and multi-pod deployments.

Solution Architecture : (Nice-to-Have only )

. Solution-level understanding of Cisco ACI interoperability with:

. Firewalls (e.g., Palo Alto, Checkpoint , Fortinet).

. Load Balancers (e.g., F5 GTM, LTM, ASM).

. Micro-Segmentation solutions and policy enforcement.

. IPAM, DNS, and DHCP systems.

. Added advantage for candidates with hands-on experience integrating ACI with these solutions, though a

willingness to learn and adapt to new technologies is acceptable.

. Experience with Ansible, Python scripting, and ACI REST APIs for automation.

. Knowledge of ACI App Center integrations and customization of ACI apps.

. Experience with integrating ACI with multicloud environments (AWS, Azure, GCP).

Soft Skills:

. Excellent analytical, problem-solving, and decision-making skills.

. Strong communication and collaboration skills, with the ability to engage with stakeholders across

departments.

. Self-motivated with a continuous learning mindset and ability to work under pressure.

Why Join Us

. Be part of a network transformation project leveraging cutting-edge technologies.

. Work in a collaborative environment with opportunities for growth and skill enhancement.