
Senior Network Security Engineer
- Johannesburg, Gauteng
- Permanent
- Full-time
- Projects & Implementation (35%) Lead network infrastructure projects, coordinate timelines, and evaluate new technologies
- Reporting & Documentation (10%) Generate network performance reports, maintain technical documentation, and create standard operating procedures
- Critical Issue Management (15%) Respond to priority incidents, manage escalations, conduct root cause analysis, and participate in incident response
- Stakeholder Management (10%) Maintain vendor relationships, collaborate with business units, and negotiate technical specification
- Technical Support & Knowledge Transfer (20%) Implement and configure security protocols, provide technical support, troubleshoot issues, mentor team members, and stay current with updates
- Maintenance (10%) Perform daily network health checks, execute routine maintenance, monitor performance, and maintain documentation
- Certifications & Experience: CCNA certification, entry-level PaloAlto qualification, and 4+ years of network and firewall management
- Technical Skills: LAN understanding, WiFi and switching management, PaloAlto firewall configuration, multi-vendor network troubleshooting, and core networking protocols.
- Preferred Skills: VeloCloud SD-WAN management, Cisco certification, server technology expertise, cloud platforms knowledge, and network monitoring tools.
- Professional Skills: Adaptability, analytical and problem-solving capabilities, excellent communication, and strong documentation skills.
- CCNP Enterprise
- PaloAlto PCNSE, PCNSA, PCCSA certification
- CompTIA Security+ or equivalent security certifications
- Cloud certifications (AWS, Azure, or Google Cloud
- Enterprise network design and implementation
- Multi-vendor environment management
- Security incident response and forensics
- Network automation and scripting (Python, PowerShell)
- SIEM and security monitoring tools
- Previous experience in vendor management or procurement
- Background in cybersecurity or information security
- Experience with enterprise monitoring and management tools
- Project management experience with network implementations
- Position requires ability to work independently and make autonomous decisions
- Occasional after-hours support during incidents or maintenance windows required
- Regular interaction with external vendors and internal stakeholders
- Some travel may be required for vendor meetings, training, or site visits
- On-call rotation participation for critical infrastructure support
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