Lead Network Design Engineer (L3/3.5)
Hyderabad, TS, India2w ago
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Skills
About the role
About the Role
We are seeking a skilled and experienced Senior Network Design & L3/L3.5 Engineer to act as a technical authority across our global network infrastructure. This role combines architecture, design, engineering, automation and advanced operational support responsibility for enterprise networking, cloud connectivity, security services and application delivery platforms.
The successful candidate will operate at the highest levels of technical escalation, leading the design, governance and optimisation of routing, switching, firewalling, load balancing and cloud networking technologies. They will also be expected to drive the adoption of AI and automation to improve network visibility, operational efficiency, proactive capacity management and incident resolution.
This role is suited to an engineer who enjoys both strategic design work and deep technical troubleshooting, and who can influence standards, mentor engineers and modernise network operations through automation and intelligent tooling.
Key Responsibilities
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Network Architecture & Design
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Design and govern enterprise network architectures across datacentres, public cloud and corporate environments.
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Define standards, patterns and roadmaps for routing, switching, firewall, DNS and load balancing technologies.
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Lead network design reviews, technical governance and architectural decision-making.
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Design highly available and resilient network solutions supporting business-critical applications and customer-facing platforms.
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Develop network standards covering segmentation, availability, performance and security.
L3 / L3.5 Engineering & Technical Leadership
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Act as a senior escalation point for complex network incidents and major service outages.
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Perform deep root-cause analysis across LAN, WAN, cloud and security platforms.
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Provide technical leadership during major incidents and high-risk infrastructure changes.
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Lead troubleshooting activities across routing, switching, firewall, DNS and application delivery environments.
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Mentor network engineers and support technical capability development across the team.
Cloud & Hybrid Connectivity
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Design and support network architectures within AWS, and some work in Azure environments.
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Build and maintain secure hybrid connectivity between cloud platforms, datacentres and customer environments.
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Design and support:
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AWS VPCs
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Transit Gateways
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Route Tables
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Direct Connect
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Site-to-Site VPNs
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Security Groups
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Network ACLs
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Support Azure networking including:
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Virtual Networks
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ExpressRoute
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VPN Gateways
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NSGs
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Virtual WAN
Security Engineering
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Design, implement and maintain network security controls.
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Govern firewall policies and segmentation strategies.
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Support security initiatives including Zero Trust, segmentation and hybrid-cloud security architectures.
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Partner with Security Operations teams to ensure secure and compliant networking services.
AI & Automation Responsibilities
A key objective of this role is driving the next generation of intelligent network operations.
The engineer will:
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Design and build AI-driven operational solutions.
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Develop automation frameworks for network discovery, inventory management and topology mapping.
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