Network L3 Engineer- Routing & Switching
Role details
Job location
Tech stack
Job description
Network Engineering
- Design, configure, and troubleshoot enterprise network infrastructure
- Implement and manage Routing & Switching environments
- Deploy and maintain SD-Access and VXLAN-based networks
IoT & Lab Development
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Develop lab frameworks to integrate IoT endpoints with enterprise networks
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Identify communication scenarios between edge and endpoint devices
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Validate:
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Hardware platforms
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Software features
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Endpoint functionality
Testing & Validation
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Design and execute tests for:
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Data collection
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Aggregation
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Analytics capabilities
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Oversee network validation and certification activities
Security & Segmentation
- Implement NAC, TrustSec, and network segmentation
- Configure 802.1X authentication and access control policies
Collaboration & Governance
- Work with cross-functional technical teams and stakeholders
- Provide documentation, reporting, and status updates
- Ensure adherence to quality and delivery timelines
Requirements
- 8-10+ years of experience in enterprise networking
- Senior-level expertise in Routing & Switching
Technical Skills Core Networking
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Strong expertise in Routing & Switching (L2/L3)
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Deep knowledge of protocols:
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BGP, OSPF, Spanning Tree Protocol (STP)
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Multicast (IGMPv2/v3, PIM, RP - Static & Anycast)
Networking Platforms
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Hands-on experience with:
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Cisco ISR, ASR1K, ASR9K
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Catalyst 9K, Nexus 9K
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Arista switches and platforms
SDN & Advanced Networking
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SD-Access (SDA) - Mandatory
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Cisco DNA Center (DNAC) - Mandatory
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VXLAN - Mandatory
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Knowledge of:
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SD-WAN
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DMVPN
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IPSEC
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MACSEC
Security & Access Control
- Cisco ISE (Identity Services Engine)
- 802.1X / NAC (Network Access Control)
- TrustSec & network segmentation
- TACACS+, DNS, DHCP
Automation & Tools
- Ansible (Preferred)
- Network automation exposure
Infrastructure
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Cabling & optics:
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10G / 25G / 40G / 50G / 100G
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Breakout cables and panels
Experience & Domain Knowledge
- Strong hands-on experience in enterprise network environments
- Experience with IoT deployments and communication protocols
- Expertise in troubleshooting network connectivity for IoT devices/sensors
- Proven experience in SD-Access deployment and support
Certifications
- Cisco CCIE (Lab Certification) - Mandatory, * Strong communication skills (written & verbal)
- Excellent stakeholder coordination
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