Network Engineer

SISL Global; India; On-site; INR 600,000 - 900,000; Full time

Job summary

SISL Global in India is seeking an L2 Network Engineer to handle complex issues, configure switches, routers, and firewalls, and bridge support with design teams.

The role requires proficiency in log analysis, VPN/VLANs, and network optimization, with CCNA/CCNP or equivalent certifications preferred. You will maintain network diagrams and documentation while implementing routine upgrades.

Qualifications

• Strong knowledge of network protocols and device configuration.
• Experience with Cisco IOS and Juniper OS is required.
• Ability to analyze logs and monitoring data to diagnose bottlenecks.
• CCNA, CCNP or equivalent certifications are preferred.

Responsibilities

• Troubleshoot and resolve network incidents that L1 cannot handle
• Configure switches, routers, and firewalls (Cisco, Juniper, etc.)
• Analyze logs and traffic patterns to diagnose network bottlenecks
• Support VPN, VLANs, wireless networks, and site-to-site connectivity
• Implement routine changes and upgrades to network systems
• Maintain network diagrams and update technical documentation

Skills

Network protocols

Device configuration

Log analysis

VPN/WAN knowledge

Cisco IOS

Juniper OS

Firewall rules

Tools

Cisco IOS

Juniper OS

Job description

L2 engineers handle more complex issues and are responsible for configuring and optimizing network systems. They act as a bridge between support and design/architecture teams.

Responsibilities:

• Troubleshoot and resolve network incidents that L1 cannot handle
• Configure switches, routers, and firewalls (Cisco, Juniper, etc.)
• Analyze logs and traffic patterns to diagnose network bottlenecks
• Support VPN, VLANs, wireless networks, and site-to-site connectivity
• Implement routine changes and upgrades to network systems
• Maintain network diagrams and update technical documentation

Skills Required:

• In-depth knowledge of network protocols and device configuration
• Experience with Cisco IOS, Juniper OS, and firewall rules
• Ability to analyze and interpret logs, packet captures, and monitoring data
• Certifications like CCNA, CCNP, or equivalent