Position: Network Administrator

Experience: 3 to 7 Years

Location: Chennai

Notice Period: Immediate to 30 Days

Job Summary:
Network Infrastructure
TCP/IP, OSI model, IPv4/IPv6
LAN, WAN, WLAN, VLANs
Routing and switching
Subnetting, CIDR, default gateways
Ethernet, trunking, STP, link aggregation
Network Security
Firewall administration and rule management
NAT, ACLs, and network segmentation
Site-to-site and remote-access VPN (IPsec/SSL)
IDS/IPS, web filtering, and application control
Security policies and access control
Network Monitoring & Troubleshooting
Network availability and performance monitoring
Packet capture and traffic analysis
SNMP, Syslog, and NetFlow fundamentals
Latency, packet loss, and connectivity troubleshooting
Network Services
DNS, DHCP, NTP, IPAM, Proxy services, RADIUS, Active Directory Integration and authentication basics
Wireless & Remote Connectivity
Wireless access points and controllers
SSID,



WPA2/WPA3, and wireless security
Remote-access VPN configuration
Site-to-site connectivity and ISP failover
Remote user connectivity troubleshooting
IT Support
Desktop & Laptop Support
Windows, Linux & macOS Administration
Network, DNS, DHCP & VPN Support
User & Identity Management
Endpoint Security ( Antivirus, Patch Management)
IT Asset & Inventory Management
Remote Support Tools
IT Ticketing, Incident Management & SLA
IT Documentation, SOPs & ISO 27001 Compliance
Employee Onboarding & Offboarding

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Network Administrator Chennai (India)
🏢 SPAN Technology Services
📍 India