Network Security Reliability Engineer ( NRE ) - Level 3

Key Responsibilities

Network & Security Infrastructure Management

Install, configure, and maintain multi-vendor network and security devices across data centers,

cloud environments, and remote sites.

Perform advanced troubleshooting and root-cause analysis for complex network and security issues.

Implement secure network architecture, segmentation, and access control best practices.

Conduct regular security posture assessments and recommend improvements.

Maintain high availability, redundancy, and resilience across all network and security platforms.

Vendor-Specific Responsibilities

Cisco

Configure and manage Cisco routers, switches, WLC, ISE, ACI solutions.

Troubleshoot routing protocols (BGP, OSPF, EIGRP) and Layer 2 technologies.

Security Haredning and vulnerability assessment remediations.

Manage Cisco ISE policies and NAC enforcement.

Vendor technical support escalations as needed.

ACI infrastructure Management

ISE NAC , profiling and posture management.

Arista

Deploy and manage Arista switches in data center.

Configure EOS, VXLAN/EVPN fabrics, and advanced automation features.

Security Haredning and vulnerability assessment remediations.

Diagnose connectivity, performance, and fabric-related issues.

Vendor technical support escalations as needed.

Fortinet





Install and configure FortiGate firewalls, VPNs, IPS and security profiles.

Manage FortiAnalyzer/FortiManager for centralized policy and log management.

Troubleshoot Firewall, IPS, and application control issues.

Vendor technical support escalations as needed.

Security Haredning and vulnerability assessment remediations.

SDWAN management

F5

Configure and manage F5 BIG-IP LTM, ASM, APM modules.

Develop and troubleshoot iRules/iApps.

Security Haredning and vulnerability assessment remediations.

Perform load balancing, traffic management, and WAF policy tuning.

Vendor technical support escalations as needed.

Infoblox

Administer Infoblox DDI (DNS, DHCP, IPAM).

Ensure high availability, DNS security (DNSSEC), and IP address management accuracy.

Troubleshoot DNS/DHCP issues and integrate with other security platforms.

Security Haredning and vulnerability assessment remediations.

Vendor technical support escalations as needed.

Skyhigh (McAfee/Skyhigh Security)

Manage security gateways.

Proxy traffic monitoring/study/optimization.

Monitor and optimize proxy security posture.

Troubleshoot secure web gateway issues.

Vendor technical support escalations as needed.

Ivanti

Deploy and maintain Ivanti Secure connect solutions.

Configure security policies, and compliance reporting.

📌 Network Data Administration Professional (Mumbai)
🏢 Gig Consultants
📍 Mumbai