Network Security Engineer

Insight Global; Bengaluru; On-site; INR 900,000 - 1,500,000; Full time

Job summary

Insight Global in Bengaluru seeks a Network Security Engineer to secure and optimize a global network services delivery environment. You will plan, implement, oversee, and maintain critical technology platforms supporting our client's global operations, with hands-on technical work and procedural guidance.

You will collaborate with cross-functional IT teams to ensure business continuity, perform performance tuning, and drive small projects and research to improve platform services in a dynamic

Qualifications

• Broad knowledge of enterprise IT infrastructure.
• Experience with networking concepts and network hardware.
• Server administration experience (Windows/Linux).
• Automation and scripting skills.
• Strong vulnerability remediation background.
• Firewall experience, especially Palo Alto.
• Cloud networking familiarity.
• Cisco switching/routing/voice knowledge.
• Experience with Strata Cloud Manager.

Responsibilities

• Plan, implement, oversee and maintain critical technology platforms supporting global operations.
• Lead small-scale projects and research efforts to improve platform services in a dynamic team environment.

Skills

Networking concepts

LAN/WAN & VPN

Firewall administration

Palo Alto firewalls

DNS concepts

Cloud networking

Servers (Linux/Windows)

Scripting (Python/PowerShell)

Infrastructure as code

Cisco routing/switching

Strata Cloud Manager

Tools

Palo Alto

Bluecat DNS

Strata Cloud Manager

Terraform

Ansible

PowerShell

Python

Job description

Insight Global is seeking a Network Security Engineer to focus on the security environment of a customer's Global Network Services Delivery Team. In this role, you will plan, implement, oversee, and maintain critical technology platforms that support our client’s global operations. You will provide both hands‑on technical expertise and procedural guidance to ensure our infrastructure (network, server, firewall, and cloud platforms) is robust, secure, and high-performing. Working under limited supervision and in collaboration with cross‑functional IT teams, you will play a key part in ensuring business continuity – from proactive performance tuning to initiating swift recovery actions when issues arise. This role offers the opportunity to lead small‑scale projects and research efforts to improve our platform services, while growing your expertise within a dynamic, team‑oriented environment.

Required Skills & Experience

• Technical Proficiency: Broad knowledge of enterprise IT infrastructure. Experience with networking concepts (LAN/WAN, VPN, DNS, TCP/IP) and network hardware (routers, switches, firewalls) is required to support GNS initiatives. Knowledge & skills in server administration (Windows and/or Linux) and Bluecat/DNS concepts and familiarity with virtualization or cloud computing environments.
• Automation & Scripting: Proficiency in at least one scripting or programming language (e.g. Python, PowerShell, Bash) for automating tasks and managing configurations. Experience with infrastructure-as-code or configuration management tools (such as Ansible, Terraform, or CI/CD pipelines) is highly valued, as it aligns with our drive toward automated platform management.
• Strong Vulnerability Remediation background- Patching, Assessments, must understand all aspects of network from perimeter to interior systems.
• Advanced experience supporting and troubleshooting Firewalls, Palo Alto L5s
• Sound familiarity with Cloud Network Architecture
• Cisco Switching, Routing and Voice knowledge
• Must have experience with Strata Cloud Manager (SCM)