Network Security Engineer
4 days ago
Responsibilities
- Troubleshooting: Handle escalated technical issues related to firewalls, VPNs, and general network connectivity that L1 support cannot resolve.
- Policy and Configuration Management:
- Review, modify, add, and delete firewall rules and policies according to client change management processes.
- Optimize firewall rule sets for improved security.
- Configure and manage Palo Alto products like PAN-OS and GlobalProtect.
- Monitoring and Maintenance:
- Monitor firewall availability, CPU, and memory utilization.
- Perform regular system maintenance, health checks, and apply necessary patches and upgrades.
- Perform daily backups of firewall configurations.
- Security and Compliance:
- Monitor network traffic for suspicious activities and respond to security threats.
- Implement and monitor security measures to ensure compliance with standards.
- Zscaler :
- Implementation and configuration
:
Deploy, configure, and maintain Zscaler services like ZIA, ZPA, and ZDX. This involves setting up policies and fine-tuning configurations for different user types. - Troubleshooting
:
Provide level 3 support for major incidents, troubleshoot complex network and security issues, and perform tasks like analyzing security logs and packet captures. - Architecture and design: Develop high-level architectural designs for Zscaler implementations, and guide strategic planning for cloud security.
- Policy and standards: Define global standards, policies, and procedures for Zscaler services.
- Support and Collaboration:
- Act as an escalation point for L1 support, providing guidance and training to junior engineers.
- Coordinate with other IT teams, vendors, and customers to resolve issues.
- Manage incidents, service requests, and problems to meet Service Level Agreements (SLAs).
- Documentation: Document solutions, maintain accurate records, and keep network diagrams and policies up to date.
Qualifications
- Experience: Typically requires 3-5+ years of experience in network or security support, with hands-on experience specifically with Palo Alto firewalls.
- Technical Skills:
- Deep understanding of TCP/IP, VPNs (IPsec, SSL), and routing protocols.
- Proficiency in Palo Alto Networks products (PAN-OS, GlobalProtect).
- Familiarity with other security devices like Cisco routers and switches, and Fortinet is often a plus.
- Experience with change management and ticketing systems is crucial.
- Soft Skills:
- Strong analytical, problem-solving, and troubleshooting skills.
- Excellent communication and collaboration skills.
- Ability to work in shifts and participate in on-call rotations.
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