Senior Network Security Engineer

24 hours ago

Johannesburg, Gauteng, South Africa Optim-G Sourcing Full time
  • The Senior Network Security Engineer will be responsible for designing, implementing, and supporting secure network solutions for enterprise-level environments.
  • This includes handling network design, architecture, and security configurations to safeguard organizational assets while ensuring scalability and optimal performance.
  • The ideal candidate will lead the network security team, oversee large-scale projects, and provide expert-level client engagement while adhering to ISO 27001 standards.
Key Responsibilities:
  • Network Design and Architecture
  • Network Security Design and Implementation
  • Firewall Design and Management - work with Fortinet, Sophos, Palo Alto, and Checkpoint firewalls
  • Project planning and Execution
  • Team Leadership
  • Client Engagement
  • ISO 27001 Compliance
  • Additional Duties: Provide level 3 Support for complex network and Security issues.
  • Monitor and manage security tolls and platforms, ensuring consistent uptime
  • Stay updated on emerging technologies and security threats, recommend solutions etc.
Qualifications required:
  • CompTIA Network+
  • CompTIA Security+
  • Certified Information Systems Security Professional (CISSP)
  • Certified Cloud Security Professional (CCSP)
  • MS-900: Microsoft 365 Fundamentals
  • Fortinet NSE certifications (required)
  • Other firewall vendor certifications would be advantageous
Experience:
  • Minimum 5 years of hands-on experience in network design, security architecture, and firewall management.
  • Proven track record of handling enterprise-level networks and security environments.
  • Experience in leading teams and managing projects effectively.

Skills and Competencies:
  • Expertise in advanced network security technologies, protocols, and architectures. This includes in-depth experience with Fortinet, Sophos, Palo Alto, Checkpoin t, and additional vendor-neutral security best practices.
  • Strong knowledge of network protocols, routing, and switching (BGP, OSPF, MPLS, VLAN , etc.).
  • Advanced skills in VPN configuration, SD-WAN , and secure remote access solutions.
  • Expertise in handling advanced persistent threats (APTs), zero-day vulnerabilities, and threat hunting.
  • Ability to design enterprise-level secure network infrastructures, including hybrid and multi-cloud integrations.
  • Proficient in security frameworks such as ISO 27001 and CIS benchmarks.
  • Excellent troubleshooting, analytical, and problem-solving skills.
  • Strong communication and interpersonal skills for client interaction and team collaboration.
  • Ability to manage multiple tasks and projects simultaneously in a dynamic environment

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