Lead Network Administrator

Job Description

YOE- 8-10 years

NP- Immediate only

UShift- 5 pm onwards

Key Responsibilities

Technical Governance

• Establish and enforce network architecture standards, governance frameworks, design guardrails, and operational policies to ensure high availability, scalability, capacity planning, and redundancy across the enterprise network.

Innovation & Research

• Continuously evaluate emerging networking technologies, cloud networking, and infrastructure automation solutions, to modernize service delivery and improve operational efficiency.

Security Integration

• Collaborate closely with cybersecurity, cloud, systems, database, and monitoring teams to integrate security-by-design principles and implement Zero Trust architecture across network environments.

Network Design & Architecture (HLD)

• Develop High-Level Designs (HLDs) including conceptual network architectures, network topologies, Bills of Materials (BOMs), security zoning, capacity planning, and data/traffic flow mapping for technical and executive stakeholders.

Implementation Planning (LLD)

• Translate approved HLDs into detailed Low-Level Designs (LLDs), including device-level configurations, IP addressing schemes, VLAN assignments, interface design, routing protocols, firewall policies, and deployment procedures.

Operations & Troubleshooting

• Diagnose and resolve complex Layer 2 and Layer 3 network issues, including routing loops, packet loss, failover anomalies, performance degradation, and network outages. Participate in day-to-day network operations, ensuring the timely resolution and closure of service tickets, incidents, requests, and change activities.

Documentation & Knowledge Management

• Maintain accurate and current HLDs, LLDs, standard operating procedures (SOPs), network diagrams, configuration baselines, and backup repositories.

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