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Network Security Engineer

Infosys Consulting - Location not specified

Posted Jun 10, 2026

Benefits

Parental leave
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Non-birth-parent leave
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Family-building benefits
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  • Adoption assistance: Not verified
  • Surrogacy assistance: Not verified
Mental health support
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Relocation assistance
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Childcare support
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Learning budget
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Verification
Not verified checked Jun 7, 2026
Salary
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401(k) match
Reported from DOL Form 5500 industry filing (not employer-specific)

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Role

Role function
Security From the posting source checked Jun 20, 2026
Seniority
Mid From the posting source checked Jun 20, 2026

Schedule

Shift type
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Weekend work
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Company

Company stage
Public-company From the posting source checked Jun 20, 2026

Application

Cover letter
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Assessment
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Deadline
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Where they hire

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About this role

Network Security Engineer Role Summary The Network Security Engineer is responsible for design, deployment, and operations of Telco-grade Virtual Firewalls (vFW) using Palo Alto technologies within Telco cloud (NFV/SDN) environments . This role ensures secure traffic segmentation, high availability, and scalable firewall deployments supporting carrier-grade networks, VNF architectures, and multi-tenant Telco environments . Key Responsibilities 1. Telco Virtual Firewall (Palo Alto) Operations - Deploy, configure, and manage Palo Alto Virtual Firewalls (VM-Series / CN-Series) in Telco cloud - Configure: - Security policies (App-ID, URL filtering, NAT, segmentation) - Threat prevention (IPS, Anti-malware, WildFire) - Perform log analysis, traffic inspection, and threat detection - Ensure policy enforcement across Telco network segments and trust zones 2. Telco Cloud / NFV Security Implementation - Deploy firewalls as Virtual Network Functions (VNFs) in Telco cloud environments - Integrate with: - NFV orchestrators / SDN controllers - Telco cloud platforms (OpenStack / Kubernetes) - Ensure: - Secure communication between VNFs - Controlled access using IP/Port/Application-level filtering 3. Traffic Engineering & Connectivity Security - Configure and manage: - Routing protocols (BGP, static routing) - VPNs (IPSec, site-to-site connectivity) - Perform deep packet inspection (DPI) and traffic flow analysis - Secure north-south and east-west traffic flows in Telco networks 4. High Availability & Carrier-Grade Design - Implement HA (active-active / active-passive) setups for virtual firewalls - Support: - Geo-redundant deployments - Fault-tolerant designs aligned to Telco standards - Ensure no service impact from VNF/node/site failures 5. Monitoring, Incident & Change Management - Monitor firewall health, logs, and

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