L2 Network Engineer

NTT DATA • Other • Other (KwaZulu-Natal, South Africa) • $200 - $300 / year • 3h ago

An L2 Network Engineer is responsible for providing second-level support for network issues, troubleshooting complex network problems, and maintaining network infrastructure. Here are some key responsibilities and qualifications for this role:

Responsibilities:

Handle escalated network issues that cannot be resolved by L1 engineers.
Troubleshoot and resolve complex problems involving LAN, WAN, and WLAN technologies.
Diagnose issues with routers, switches, firewalls, and other network devices.
Perform advanced network configurations, including routing and switching protocols.
Configure and maintain VPNs and load balancers to ensure security and optimal performance.
Monitor network performance using network management tools to ensure minimal downtime and identify potential issues.
Conduct regular checks and maintenance of network devices to ensure reliability.
Lead the investigation and resolution of major network incidents, ensuring proper root cause analysis and corrective actions.
Document incident reports and maintain accurate records of all network-related incidents and actions taken.
Optimize network performance by analyzing traffic patterns, bandwidth usage, and device configurations.
Collaborate with other IT teams, including security, server, and cloud teams, to maintain a cohesive IT infrastructure.
Work closely with vendors to resolve hardware or software issues and assist with network upgrades and installations.
Ensure network compliance with security policies, performing regular audits, and updating firewall rules and configurations.
Provide technical guidance and mentorship to L1 engineers and assist them in solving network-related issues.

Qualifications:

8 years in network engineering or administration, with exposure to complex troubleshooting and network management.
Hands-on experience with routers and switches from vendors such as Cisco, Juniper, and other vendor devices.
Knowledge of WLAN technologies and wireless network management.
Familiarity with SD-WAN technologies.

Monitor (uptime, CPU & RAM usage & reporting):