Senior Network Engineer (L3)

Senior Network Engineer (L3)1

Job Description/Responsibilities:

Operational Responsibilities:

• Provide third-level support for complex network infrastructure, including routers, switches, firewalls, and wireless access points.
• Diagnose and resolve advanced network issues escalated from L1 and L2 support, applying in-depth knowledge of networking protocols and technologies.
• Conduct thorough root cause analysis for recurring network problems and develop permanent solutions to mitigate future occurrences.
• Monitor network performance and analyze traffic patterns using advanced network monitoring tools to proactively identify and address potential bottlenecks, security threats, or performance issues.
• Collaborate with vendors and service providers to troubleshoot hardware or software issues, coordinating efforts to ensure timely resolution and minimal impact on operations.
• Perform regular audits of network configurations, ensuring adherence to industry best practices, security standards, and regulatory requirements.
• Mentor and train junior network engineers, sharing expertise on advanced troubleshooting techniques, network design principles, and security best practices.
• Participate in on-call rotation and provide after-hours support for critical network incidents (Major Incident Management-MIM) or maintenance activities, ensuring the availability and reliability of network services. End-to-End responsibility.

Certifications required :

• CompTIA Network+
• Cisco CCNA & CCNP
• Juniper JNCIP-ENT
• CISSP
• JUNIPER (JNCIA-Junos)
• PCNSA (Palo-alto firewall certification)
• NSE (Fortinet Network Security)
• NSE 1: The Fundamentals
• NSE 2: The Threat Landscape
• NSE 3: Fortinet Solutions
• NSE 4: FortiOS Security

Must Hands-on Experience with Network Equipment Vendors:

• Juniper Networks (Router, Switch, Firewall, and Wi-Fi - MIST)
• Palo Alto Networks (Firewall)
• F5 Networks (Load balancer)