L3 Network Engineer

2 days ago

Noida, Uttar Pradesh, India Infinity Labs Full time ₹ 15,00,000 - ₹ 20,00,000 per year

Job Overview:

We are seeking a highly skilled Network L3 Engineer / Architect / Manager with deep expertise in enterprise network design, implementation, and optimization. The ideal candidate will lead the planning and execution of high-level and low-level designs (HLD/LLD), provide architectural input, and support critical infrastructure built on Cisco technologies.

Key Responsibilities:

Lead network architecture and design using Cisco ACI and Cisco DNAC

Develop and maintain HLDs and LLDs for complex network environments

Configure and troubleshoot routing (BGP, OSPF) and switching technologies

Oversee large-scale network deployments and upgrades

Collaborate with cross-functional teams for seamless infrastructure integration

Ensure network security, scalability, and high availability

Automate tasks using Python (optional but preferred)

Provide technical leadership and mentor junior engineers

Technical Skills:

Strong hands-on with Cisco ACI, Cisco DNAC, and enterprise-grade routers/switches

Proficient in routing, switching, and data center technologies

Solid experience in network architecture, planning, and documentation

Familiarity with Python scripting for automation (preferred)

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