Network Security Engineer L2 / L3 level

We are seeking an experienced and motivated Network Security Engineer (L2/L3) to manage, monitor, and enhance the security posture of our IT infrastructure. This role involves advanced troubleshooting, implementation of security solutions, and support for network security technologies across enterprise environments.

Key Responsibilities:

Level 2 Responsibilities:

• Monitor and manage firewalls, intrusion detection/prevention systems, and VPNs.
• Analyze and respond to security events, threats, and incidents.
• Apply security patches and updates to network devices.
• Support day-to-day operational issues related to security infrastructure.
• Perform routine audits of system logs and configurations.
• Manage user access, privileges, and secure connectivity.
• Work with SOC teams and escalate unresolved issues to L3 when required.

Level 3 Responsibilities:

• Lead design, deployment, and optimization of network security solutions (Firewalls, IPS/IDS, WAF, etc.).
• Perform root cause analysis for critical incidents and complex issues.
• Develop and implement network security policies and procedures.
• Conduct vulnerability assessments and risk analysis.
• Maintain and upgrade security architecture documentation.
• Evaluate and recommend new security technologies and improvements.
• Act as a mentor for junior security engineers and provide training.

Key Technologies/Skills Required:

• Firewalls: Palo Alto, Fortinet, Cisco ASA, Check Point
• IDS/IPS, WAFs (e.g., Snort, Suricata, F5, Imperva)
• VPN and Remote Access technologies (IPSec, SSL VPN)
• Network protocols (TCP/IP, BGP, OSPF, DNS, DHCP)
• SIEM platforms (Splunk, QRadar, etc.)
• Scripting (Python, Bash) and automation tools
• Understanding of ISO 27001, NIST, GDPR, and other compliance frameworks
• Experience with cloud security (AWS, Azure, GCP) is a plus