Network Engineer – L2

GSPANN Technologies, Inc.; Hyderabad; On-site; INR 700,000 - 1,100,000; Full time

Job summary

GSPANN Technologies, Inc. is seeking a Network Engineer to provide L2 support for our enterprise network infrastructure in Hyderabad, India. You will resolve incidents and maintain routing, switching, and firewall systems, including VPNs and load balancers.

The role requires hands-on experience with Cisco LAN/WAN, Cisco DNA Center, Firewalls (Palo Alto/Cisco Fortinet), and network monitoring tools. Collaboration with global teams and vendors is essential for project delivery and continuous

Qualifications

• Bachelor's degree in CS/IT/Electronics and CCNA certification; CCNP/ITIL or equivalent is a plus.

Responsibilities

• Provide L2 support for enterprise network infrastructure including routers, switches, firewalls, VPNs, and load balancers.
• Troubleshoot network connectivity, routing, switching, firewall, VPN, and wireless issues within SLAs.
• Implement standard firewall and router rule changes per change management.
• Develop network configurations: VLANs, ACLs, NAT, VPN, device onboarding.
• Drive patch management: firmware/OS upgrades, backups, compliance verification.
• Maintain visibility of network health using SolarWinds, Logic Monitor, Cisco DNA Center, NetFlow, Wireshark.
• Investigate latency, packet loss, interface errors, link failures, bandwidth issues.
• Lead packet capture, log analysis, and RCA for recurring incidents.
• Design and configure enterprise routing, switching, firewall, and wireless infra with security in mind.
• Build and maintain SOPs, runbooks, knowledge bases, and configuration records.
• Support planned maintenance, change windows, and on-call production support.
• Collaborate with Senior Engineers, security teams, and vendors on resolutions and projects.
• Identify recurring issues and drive operational improvements.
• Ensure security, stability, and high availability across enterprise environments.

Skills

CCNA

LAN/WAN

TCP/IP

OSPF

BGP basics

VPN

Firewall management

Automation basics

Python/PowerShell/Bash

Troubleshooting

Communication

Education

Bachelor's degree in Computer Science/Information Technology/Electronics

Tools

SolarWinds

Logic Monitor

Cisco DNA Center

Wireshark

NetFlow

Job description

Routing and Switching Firewalls Virtual Private Network (VPN) Local Area Network / Wide Area Network (LAN/WAN) Operations Network Monitoring Patch Management Incident Management Cisco Enterprise Infrastructure

Description

GSPANN is hiring a Network Engineer to provide L2 support for enterprise network infrastructure, resolving incidents and maintaining routing, switching, and firewall systems.

Roles and Responsibilities

• Support Level 2 (L2) operations for enterprise network infrastructure, including routers, switches, firewalls, wireless controllers, VPNs, and load balancers.
• Manage day-to-day incident resolution by troubleshooting network connectivity, routing, switching, firewall, VPN, and wireless-related issues within defined Service Level Agreements (SLAs).
• Implement standard firewall and router rule changes in line with approved change management procedures.
• Develop network configuration changes, including VLAN creation, port configuration, Access Control List (ACL) implementation, Network Address Translation (NAT) changes, VPN configuration, and onboarding of new network devices.
• Drive patch management activities, including firmware upgrades, OS upgrades, configuration backups, and compliance verification for network infrastructure.
• Ensure visibility into enterprise network health using tools such as SolarWinds, Logic Monitor, Cisco DNA Center, NetFlow, and Wireshark.
• Optimize network performance by investigating and resolving issues, including latency, packet loss, interface errors, link failures, and bandwidth utilization.
• Lead packet capture, log analysis, interface diagnostics, and root cause analysis (RCA) for recurring network incidents.
• Design and configure enterprise routing, switching, firewall, and wireless infrastructure while adhering to security standards.
• Build and maintain network documentation, including standard operating procedures (SOPs), runbooks, knowledge base articles, configuration records, and operational procedures.
• Support planned maintenance, change windows, and on-call production support activities.
• Collaborate with Senior Network Engineers (L3), security teams, infrastructure teams, and external vendors on issue resolution and project execution.
• Drive continuous operational improvements by identifying recurring issues and recommending process or infrastructure enhancements.
• Ensure network security, stability, and high availability across enterprise environments.

Skills and Experience

• Hold a Bachelor's degree in Computer Science, Information Technology, Electronics, or an equivalent discipline, and a Cisco Certified Network Associate (CCNA) certification; a Cisco Certified Network Professional (CCNP) Enterprise, Fortinet NSE Associate, Palo Alto Networks PCCET, or ITIL Foundation certification is an advantage.
• Bring 4–7 years of experience supporting enterprise network infrastructure in an L2 Network Operations role.
• Demonstrate strong hands-on experience with Cisco Routing and Switching, enterprise LAN/WAN technologies, TCP/IP networking, VLAN, Spanning Tree Protocol (STP), Rapid STP (RSTP), Open Shortest Path First (OSPF), Border Gateway Protocol (BGP) basics, Network Address Translation (NAT), and VPN (IPSec/SSL).
• Apply experience with enterprise firewalls, including Palo Alto, Cisco Firepower, and Fortinet.
• Work with standard firewall rule changes, router configuration changes, ACL management, port configuration, and VLAN creation.
• Manage firmware upgrades, patch management, configuration backups, and compliance verification.
• Utilize network monitoring and troubleshooting tools, including SolarWinds, Logic Monitor, Cisco DNA Center, Wireshark, and NetFlow.
• Develop familiarity with Cisco and Aruba networking devices, along with basic knowledge of Windows Server and Linux operating systems.
• Bring exposure to Python, PowerShell, or Bash scripting for network automation, which is an advantage.
• Demonstrate strong troubleshooting, analytical, and problem-solving skills, along with excellent communication and the ability to collaborate in a global enterprise environment.