: Network Administrator (L2)

Level: L2 Administrator / Senior Analyst

About the Role The Network Administrator will be part of a 24x7 Infrastructure Operations team responsible for the administration, monitoring, troubleshooting, and maintenance of enterprise network environments. The role focuses on ensuring network availability, performance, security, and compliance with service-level agreements. The administrator will support LAN, WAN, Data Center, and Campus networking infrastructure while collaborating with internal teams and vendors.

Key Responsibilities

- Monitor and manage enterprise network infrastructure in a 24x7 environment.
- Troubleshoot and resolve network incidents, service requests, and escalations within SLA.
- Administer and support routers, switches, and wireless infrastructure.
- Configure and maintain VLANs, routing, switching, and network security policies.
- Perform network health checks, performance monitoring, and capacity planning.
- Implement approved network changes, upgrades, and maintenance activities.
- Participate in incident, problem and change management processes.
- Coordinate with vendors and cross-functional teams for issue resolution.
- Maintain network documentation, topology diagrams, and operational procedures.
- Support disaster recovery and business continuity activities related to network infrastructure.

Educational Qualification

- Bachelor's Degree in Engineering, Computer Science, Information Technology, or equivalent.

Experience

- 4 to 7 years of experience in Network Administration and Operations Support.

Required Technical Skills

Networking

- Strong understanding of:

- TCP/IP

- OSI Model
- Routing & Switching

- VLANs

- STP/RSTP/MSTP
- OSPF, BGP, EIGRP
- DHCP, DNS, NAT
- High Availability Technologies (HSRP, VRRP)

Network Security

- Basic administration and troubleshooting of:





- Firewalls

- Access Control Lists (ACLs)
- VPN Technologies (IPSec, SSL VPN)

- Network Security Best Practices

Wireless Technologies

- Experience supporting:

- Enterprise Wireless LAN

- Access Points

- Wireless Controllers

Monitoring & Management Tools

- Knowledge of:

- SolarWinds

- PRTG

- Nagios

- ServiceNow

- Network Performance Monitoring Tools

Vendor Technologies

- Hands-on experience with one or more of:
- Cisco Routers & Switches
- Aruba Switching & Wireless

- HPE Networking

- Juniper Networks

Operational Responsibilities

- Analyze network alerts and proactively resolve issues.
- Perform firmware upgrades and patch management activities.
- Conduct root cause analysis for recurring network issues.
- Implement and validate network changes with rollback planning.
- Ensure CMDB and asset information remain updated.
- Prepare and maintain operational and performance reports.

Desired Skills

- CCNA / CCNP certification preferred.
- Aruba Certified Associate or equivalent certification.
- ITIL Foundation Certification.
- Knowledge of SD-WAN technologies.
- Exposure to Cloud Networking (Azure/AWS) is an added advantage.

Behavioral & Interpersonal Skills

- Robust troubleshooting and analytical skills.
- Excellent verbal and written communication.
- Customer-focused approach with high ownership and accountability.
- Ability to work independently in rotational shifts.
- Strong teamwork and collaboration skills.
- Ability to handle critical incidents in high-pressure environments.

Preferred Technology Exposure Routing & Switching

- Cisco Catalyst Series
- Cisco Nexus Series
- Aruba CX Switches
- HPE Networking

Security

- Cisco ASA
- Palo Alto
- Fortinet

Wireless

- Aruba Wireless
- Cisco Wireless LAN Controllers

Monitoring Tools

- SolarWinds
- PRTG
- ServiceNow

Operating Systems

- Windows Server
- Linux

📌 Network Administrator 2 (Pune)
🏢 Talworx Solutions
📍 Pune