Senior Network Engineer – Cisco ACI (L4)

Location : Mumbai

Employment Type : Full-time

Shift : Rotational

Weekly Off : Depending on workload

Joining Timeline : Immediate

Experience : 16+ years

Job Description

We are seeking an experienced Senior Network Engineer (Cisco ACI – Level 4) with 16+ years of experience in enterprise networking and data center infrastructure. The candidate will be responsible for leading complex Cisco ACI implementations, optimizing network performance, ensuring high availability, and acting as a subject matter expert for all ACI-related operations.

Key Responsibilities

• Design, deploy, and manage Cisco ACI fabrics including APIC clusters, leaf / spine architecture, multi-site and multi-tenant setups.
• Integrate and manage L4 / L7 services (firewalls, load balancers, WAFs) through service insertion and service graphs.
• Define and enforce ACI policies, contracts, EPGs, and bridge domains for traffic control and segmentation.
• Lead network migration and transformation projects ensuring minimal downtime.
• Integrate ACI with virtualization, cloud platforms, and automation frameworks .
• Troubleshoot and resolve complex ACI and network issues while maintaining high uptime.
• Prepare HLD / LLD documentation, architecture diagrams, and operational runbooks .
• Drive automation using scripting and configuration management tools like Python, Ansible, and REST APIs.
• Collaborate with cross-functional teams (security, infrastructure, and applications) to align network strategy with business needs.
• Mentor and guide network engineers, providing technical leadership and support for escalations.

Required Skills & Experience

Preferred Qualifications

Highlights