Senior Specialist
Infinite HR Solutions · Noida · onsite · Posted 48d ago
Undisclosed10–14 yrsfulltimeSourced from
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About this role
Job Title: Tier-3 (T3) NOC/TAC IP/MPLS Security Support Engineer
Job Summary
The Tier-3 NOC/TAC IP/MPLS Security Support Engineer provides advanced technical support for large-scale service provider or enterprise networks. This role focuses on resolving complex incidents escalated from Tier-1 and Tier-2 teams, ensuring network stability, performing in-depth troubleshooting, and coordinating with vendors for critical issues. The engineer will support IP/MPLS backbone networks, data center connectivity, firewalls, and CGNAT platforms across Nokia, Cisco, Juniper, Fortinet, and Checkpoint devices.
Key Responsibilities
Incident Escalation Management
Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.
Job Summary
The Tier-3 NOC/TAC IP/MPLS Security Support Engineer provides advanced technical support for large-scale service provider or enterprise networks. This role focuses on resolving complex incidents escalated from Tier-1 and Tier-2 teams, ensuring network stability, performing in-depth troubleshooting, and coordinating with vendors for critical issues. The engineer will support IP/MPLS backbone networks, data center connectivity, firewalls, and CGNAT platforms across Nokia, Cisco, Juniper, Fortinet, and Checkpoint devices.
Key Responsibilities
Incident Escalation Management
- Act as the highest operational escalation point for complex network and security incidents.
- Perform real-time troubleshooting on IP/MPLS backbone, core routers, and security appliances.
- Lead Major Incident (P1/P2) bridges and restore service in minimal time.
- Work closely with Tier-1/2 NOC teams, providing guidance and technical support. Troubleshooting Analysis
- Diagnose advanced issues involving:
- MPLS, MPLS-TE, RSVP-TE
- L3VPN, L2VPN (VPLS, VPWS, EVPN)
- Routing protocols: BGP, OSPF, IS-IS
- Analyze packet captures, logs, and control-plane behavior.
- Troubleshoot performance, latency, flaps, routing loops, and service outages. Firewall CGNAT Support
- Resolve escalations for:
- Juniper SRX, Fortinet, Checkpoint firewalls
- Nokia and Cisco CGNAT platforms
- Troubleshoot NAT, filtering policies, VPN issues, and security rule conflicts.
- Support customer-impacting security incidents. Network Stability Optimization
- Perform proactive audits and health checks on backbone infrastructure.
- Optimize routing policies, MPLS tunnels, and traffic engineering parameters.
- Recommend long-term fixes and preventive measures. Vendor Coordination
- Collaborate with GTAC (Nokia), JTAC (Juniper), Cisco TAC , Fortinet, and Checkpoint support for unresolved issues.
- Track vendor cases, implement interim workarounds, and validate permanent fixes. Change Management
- Review and validate change requests (CRs) and methods of procedure (MOPs).
- Support scheduled maintenance on backbone routers, firewalls, or MPLS services.
- Participate in planned upgrades, migrations, and feature enablements. Documentation Knowledge Sharing
- Create technical documents, RCA reports, and troubleshooting guides.
- Resolve escalations for:
- Diagnose advanced issues involving:
Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.
Sourced from naukri
Skills
EvpnOSPFTechnical SupportTroubleshootingl2vpnl3vpnfirewallstraffic engineeringFortinetRouting ProtocolsNOCauditscheckpointCRSjuniperChange ManagementRoutersFirewallmaintenanceMPLSCiscoEscalation Management
About Infinite HR Solutions
Infinite HR Solutions
HiringGlobal B2B Stablecoin Processor
25
employees
2024
2 years old
Bangalore / Bengaluru, Karnataka
India
₹13.8L PA avg
Avg at Infinite HR Solutions
About
Infinite is a global technology solution provider headquartered in Rockville, Md. The company provides business technology solutions and product engineering services for telecom, hi-tech, healthcare, media entertainment, insurance, banking financial services, retail, public sector, travel and transport, and government. With the proprietary frameworks, platforms, accelerators, and domain experts, Infinite has been solving challenges for Fortune 1000 companies since 2001. Core service offerings include business transformation, digitalization, cloud services, application development management services, quality engineering and assurance, product/platform engineering, and infrastructure services.
Industries
FinanceFinTechPayments
Employee ratings
10 reviews
3.2/ 5
Culture
3.0
Career growth
2.3
Work-life
3.3
Employees rate it well for
Compensation & Benefits33Work-Life Balance33
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