L3 Network Engineer

3 weeks ago

Noida, India Infinity Labs Full time

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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