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L2/L3 Network Security Engineer - SDWAN Technologies

Terralogic Software Solutions Private Limited.
8 - 10 Years
Chennai

Posted on: 25/03/2026

Job Description

Description :

Job Type: Full-time.

Location: Bangalore, Chennai, Gurgaon, and Ahmedabad.

Department: Network Security / Cybersecurity.

Key Responsibilities :

Network Security Operations :

- Deploy, configure, and manage network security solutions including firewalls, VPNs, IDS/IPS, and web security solutions.

- Support and troubleshoot enterprise network security environments involving routing, switching, and SD-WAN technologies.

- Perform configuration, monitoring, and troubleshooting of security appliances such as FortiGate, FortiManager, and FortiAnalyzer.

- Assist in the design and implementation of secure network architectures for enterprise environments.

Implementation & Support :

- Participate in deployment and migration projects involving firewall upgrades, SD-WAN deployments, and security infrastructure changes.

- Configure and troubleshoot network connectivity across LAN, WAN, and Internet environments.

- Provide L2/L3 technical support for security incidents, performance issues, and configuration changes.

- Perform system testing, validation, and documentation during implementation activities.

Customer & Project Collaboration :

- Work closely with customers and internal teams during deployment, configuration, and troubleshooting phases.

- Collaborate with the PMO team to ensure successful delivery of implementation projects.

- Provide knowledge transfer and technical guidance to customers and internal stakeholders.

- Maintain accurate documentation, technical reports, and implementation records.

Continuous Improvement :

- Stay updated with the latest network security technologies and best practices.

- Analyze security incidents and recommend improvements to network security posture.

- Contribute to process improvements and operational efficiency within the security operations team.

Qualifications :

Must-Have :

- 8 to 10 years of experience in network security implementation, consulting, or support roles.

- Strong experience with firewall technologies, VPN, IDS/IPS, and network security solutions.

- Hands-on experience with Fortinet products including FortiGate, FortiManager, and FortiAnalyzer.

- Experience with SD-WAN deployment and troubleshooting.

- Strong understanding of routing and switching concepts.

- In-depth knowledge of TCP/IP, Layer 2 and Layer 3 networking.

- Experience supporting enterprise LAN/WAN/Internet environments.

- Strong troubleshooting and analytical skills.

- Excellent communication and documentation skills.

- FCP certification or equivalent network security certification.

Nice-to-Have :

- Experience working with global customers in enterprise environments.

- Experience in network security solution design and architecture.

- Exposure to migration and large-scale network deployment projects.

- Knowledge of advanced security technologies such as Web Application Firewall, Email Security, and Anti-Spam solutions.

- Experience working in customer-facing technical consulting roles.


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