- Location: Bangalore, India (Hybrid)
- Employment Type: Full-time
Position Summary
The Senior Network Engineer will provide advanced support, design input, and operational excellence across a large-scale global enterprise network covering 300+ sites and hybrid cloud environments. This role functions as a Tier 3 escalation point within the India-based NOC and is responsible for ensuring high availability, secure connectivity, and optimal performance across both on-premise and cloud infrastructures.
The engineer will work extensively with Cisco switching, Meraki, ASA, Palo Alto firewalls, Zscaler (ZIA/ZPA), SD-WAN, and cloud networking integrations for AWS and Azure.
Key Responsibilities
- Act as Tier 3 escalation for complex issues involving routing, switching, security, VPN, SD-WAN, and cloud connectivity.
- Conduct root cause analysis (RCA) and implement corrective and preventive actions.
- Maintain, configure, and troubleshoot:
- Palo Alto Networks firewalls
- Tune SNMP, syslog, NetFlow for enhanced observability.
- VNet/VPC peering
- ExpressRoute / VPN
- Partner with Security Engineering to enforce segmentation and policy compliance.
- Use scripting tools (Python, PowerShell, Bash) to automate tasks and configuration compliance.
- Lead, review, and approve network changes during maintenance windows.
- Maintain accurate network diagrams, topologies, SOPs, and configuration baselines.
- Create training materials and guide NOC Tier 1/2 engineers.
- Contribute to continuous improvement in incident management and escalation processes.
Required Qualifications
- Bachelor’s degree in Computer Science, IT, Networking, or relevant discipline.
- 6+ years of experience in enterprise network operations or engineering.
- Routing & switching (OSPF, BGP, VLANs, STP)
- Cisco Catalyst & Meraki
- SD-WAN technologies Experience with Zscaler ZIA/ZPA and policy configuration.
- AWS networking (VPC, TGW, NACLs, Route 53)
- Azure networking (VNet, NSG, ExpressRoute) LogicMonitor, SolarWinds, Splunk
- Experience working in ITIL-based incident/change processes.