Sr. Network Engineer

We are seeking a 7-year experienced immediate joiner for the role of Senior Network Engineer, responsible for the design, implementation, and 24/7 operations of enterprise network infrastructure (LAN/WAN/Wireless). The role focuses on operational excellence, high availability, incident management, and automation within a large-scale enterprise environment.

The ideal candidate should possess strong troubleshooting skills, hands-on routing and switching expertise, and experience working within ITIL-based operational frameworks.

Required Qualifications

Experience

• Minimum 7+ years of experience in Network Operations or Enterprise Infrastructure environments
• Proven experience supporting large-scale enterprise network environments
• Experience working in 24/7 operational support models
• Immediate joiners preferred

Good to Have

• Exposure to global enterprise infrastructure environments

Certifications

• Valid CCNP certification (OEM Certified)

Good to Have

• Additional certifications in Cloud, Security, or Network Automation

Technical Skills

Routing

• Strong hands-on experience with:
• BGP
• OSPF
• EIGRP
• MPLS
• Ability to troubleshoot routing convergence and path selection issues

Good to Have

• Experience with EVPN or L3VPN technologies

Switching

• Strong knowledge of:
• VLAN configuration
• STP / RSTP
• EtherChannel
• HSRP / VRRP
• Experience managing large Layer 2 / Layer 3 switching environments

Good to Have

• Exposure to Nexus switches or Data Center switching architectures

Cisco Infrastructure

• Hands-on experience with enterprise Cisco routers and switches, including:
• Catalyst series
• Nexus series
• ASR routers

Good to Have

• Experience with Cisco SD-WAN deployments and troubleshooting

Juniper

• Hands-on operational experience in Juniper JUNOS environments

Good to Have

• Advanced Juniper troubleshooting and firewall management

Network Operations

• Experience managing:
• Incident management
• Change management
• Root Cause Analysis (RCA)
• Ability to troubleshoot complex WAN, LAN, and wireless network issues

Good to Have

• Experience preparing MTTR reports
• Participation in Weekly Business Reviews (WBR)

SLA Discipline

• Experience working within defined SLAs and operational metrics
• Strong documentation and ticket management skills

Good to Have

• Experience driving process improvement initiatives

Shift Readiness

• Comfortable working in 24/7 rotational shifts, including weekends and public holidays

Good to Have

• Experience working in Global NOC environments

Automation

• Experience with CLI-based network configuration and troubleshooting

Good to Have

• Exposure to Python or Ansible for network automation

Key Responsibilities

Network Operations & Monitoring

• Monitor and respond to LAN, WAN, and Wireless network incidents
• Troubleshoot routing, switching, and connectivity issues
• Coordinate with engineering teams, field IT teams, and vendors for issue resolution
• Ensure high availability and service continuity

Incident & Problem Management

• Manage incidents and service requests within defined SLA timelines
• Perform root cause analysis (RCA) for critical network incidents
• Identify recurring problems and initiate problem management activities

Change & Configuration Management

• Implement network changes through approved change management processes
• Execute configuration updates during maintenance windows
• Maintain configuration documentation and change records

Operational Excellence

• Identify opportunities to improve network reliability and performance
• Collaborate with engineering teams to enhance network architecture
• Support automation initiatives for network configuration and monitoring

Reporting & Analysis

• Prepare operational reports, including:
• Ticket trends
• MTTR analysis
• Root cause summaries
• Participate in Weekly Business Reviews (WBR) and operational discussions

Performance Metrics

• SLA adherence and incident resolution efficiency
• Reduction in MTTR (Mean Time to Resolution)
• Network uptime and service availability
• Quality of ticket documentation and RCA reports
• Contribution to automation and operational improvements