Lumen Technologies
Website:
lumen.com
Job details:
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 flexible 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 company from the people up – committed to teamwork, trust and transparency. People power progress. We’re looking for top-tier talent and offer the flexibility you need to thrive and deliver lasting impact. Join us as we digitally connect the world and shape the future.
We are an equal opportunity employer committed to fair and ethical hiring practices. We do not charge any fees or accept any form of payment from candidates at any stage of the recruitment process. If anyone claims to offer employment opportunities in our company in exchange for money or any other benefit, please treat it as fraudulent and report it immediately.
Fortinet
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