Senior Network Administrator

Company: Immortal | Location: Delhi | Experience: 5-7 Years | Employment Type: Full time

- Monitor intranet performance and implement security policies, firewall management, and Active Directory management.

- Administer network port management, installations, and IP addressing.

- Manage IP network devices (routers, switches), routing protocols (OSPF, BGP), LAN switching (STP, VTP), and WAN technologies.

- Handle DDoS detection and mitigation; generate reports via NMS and monitoring tools.

- Deploy and manage network monitoring/analysis tools; restore services during failures.

- Respond to fault alerts and complaints within set service limits.

- Apply knowledge of Layer 2 redundancy, IP fundamentals, VLANs, STP/RSTP, VRRP/HSRP, and security practices (firewalls, 802.1X, RADIUS, IDS).

- Implement network security via access-lists, port disabling, and MAC address filtering.

- Use network sniffing tools (e.g., Wireshark) for analysis.

- Maintain backups, redundancy, vulnerability assessment, and patching of network devices.

- Execute Information Security Engineer's instructions to mitigate cyber attacks.

Pay: ₹40,000.00 - ₹50,000.00 per month

Work Location: In person

📌 Senior Network Administrator (Delhi)
🏢 Gupta Varun u0026
📍 Delhi