Senior Network Security Specialist

1 week ago


Port Elizabeth, Eastern Cape, South Africa NTT Full time
About the Role

We are seeking a highly skilled Network Security Engineer to join our team at NTT DATA. As a key member of our security team, you will be responsible for managing complex network security issues, implementing security solutions, and providing expert guidance to junior team members.

Key Responsibilities
  1. Network Security Management: Manage and maintain the security landscape, including firewalls, ISEs, and proxies.
  2. Incident Response: Perform necessary checks, apply monitoring tools, and respond to security alerts in a timely and effective manner.
  3. Security Policy Implementation: Implement security policies based on best practices and industry standards.
  4. Firewall Configuration: Implement and manage firewall rules to ensure secure network access.
  5. Risk Mitigation: Apply patches and upgrades to mitigate security risks and ensure the integrity of our network.
  6. Vendor Management: Collaborate with 3rd party vendors to ensure timely and effective support.
Requirements
  1. Experience: 3-5 years of experience in a medium to large ICT organization.
  2. Security Knowledge: In-depth understanding of common security issues, vulnerabilities, and attacks.
  3. Technical Skills: Hands-on experience with implementing network security solutions, securing operating systems and platforms.
  4. Education: Advanced diploma, degree, or relevant qualification in IT/Computing (or demonstrated equivalent work experience).
  5. Certifications: Security + Fortinet NSE5 minimum, Cisco Certified Network Associate (CCNA) – Routing & Switching, Cisco Certified Network Associate (CCNA) – Security.
Advantageous Certifications
  1. ITIL: Up-to-date and relevant ITIL certification.
  2. Cisco Certifications: Cisco Certified Internetwork Expert - Routing and Switching (CCIE), Cisco Certified Network Professional - Wireless (CCNP), Cisco Certified Internetwork Expert - Security (CCIE-S).
  3. FireEye Technologies: Experience with FireEye technologies.


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