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L3 Network Engineer

L3 Network Engineer

Infinity Labs

8 - 13 years

4 - 8 Lacs

noida

Posted:9 hours ago| Platform:

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Skills Required

switching network architecture routing network design cisco python network engineering load balancing network security aci documentation bgp networking ccnp ospf f5 ccie cisco asa data center firewall vpn datacenter network cisco aci ccna

Work Mode

Work from Office

Job Type

Full Time

Job Description

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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L3 Network Engineer