Job Summary

We are seeking a highly skilled and experienced Senior Engineer to join our Security Operations team, specializing in Fortinet firewall technologies. The ideal candidate will be responsible for the configuring, monitoring, upgrading and support of Fortinet security infrastructure, ensuring the highest levels of availability, performance, and security. Candidate must be versatile to work in 24/7 rotational shift patterns.

Key Responsibilities

Manage, configure, and troubleshoot Fortinet security appliances including FortiGate, FortiManager, FortiAnalyzer, and FortiAuthenticator.
Lead firewall rule reviews, policy optimization, and change management processes.
Monitor and respond to security incidents, alerts, and anomalies in real-time.
Perform regular health checks, firmware upgrades, and patch management.
Collaborate with network, cloud, and application teams to ensure secure architecture and integration.
Conduct root cause analysis for security incidents and provide detailed incident reports.
Maintain documentation for configurations, procedures,



and troubleshooting guides.
Provide mentorship and technical guidance to junior engineers and analysts.

Required Skills & Qualifications

Bachelor’s degree in Computer Science, Information Security, or related field.
6+ years of hands-on experience with Fortinet firewall technologies.
Strong understanding of network protocols, routing, VPNs, NAT, and security best practices.
Familiarity with ITIL processes and ticketing systems like Remedy, ServiceNow.
Fortinet NSE certifications (e.g., NSE4, NSE5, or higher) preferred.
Excellent problem-solving, communication, and documentation skills.
Knowledge of scripting (Python, Bash) for automation.
Exposure to other security platforms (Palo Alto, Cisco ASA, Cisco FTD, Check Point)

Lumen connects the world. We are igniting business growth by connecting people, date and applications – quickly, securely, and effortlessly. Together, we are building a culture and compan

📌 Senior Information Security Consultant I (Noida)
🏢 Lumen Technologies India
📍 Noida