Senior Network Security Engineer — Protect & Optimize IT Infra

Placements24; Bloemfontein; On-site; ZAR 600,000 - 900,000; Full time

Benefits offered by this job

Competitive salary and performance‑bas

Job summary

Placements24, Bloemfontein-based financial institution, seeks a seasoned Network Security Engineer to design, implement, and maintain robust security for critical IT infrastructure. You will manage firewalls, IDS/IPS, VPNs, and other security technologies to protect confidentiality, integrity, and availability of network resources.

The role requires 5+ years in network security, a bachelor’s degree in a related field, and hands-on firewall experience (Palo Alto, Cisco ASA, Fortinet).

Qualifications

• Bachelor's degree in Computer Science, Information Security, or related field.
• 5+ years of experience in network security engineering.
• Proficient with firewall management (Palo Alto, Cisco ASA, Fortinet).
• Experience with IDS/IPS and VPN technologies.
• Certifications such as CISSP, CCNA Security, or CCNP Security are highly desirable.
• Strong analytical and communication skills.
• Based in Bloemfontein with ability to work in a team.

Responsibilities

• Design, implement, and manage network security infrastructure, including firewalls, IDS/IPS, VPNs, and WAFs.
• Monitor network traffic for security breaches and anomalies, and respond to security incidents.
• Develop and enforce network security policies and procedures.
• Conduct regular vulnerability assessments and penetration testing.
• Configure and maintain network security devices and systems.
• Collaborate with IT teams to ensure security is integrated into all aspects of network design and operations.
• Stay informed about the latest security threats, vulnerabilities, and mitigation techniques.
• Provide technical expertise and support for security-related issues.
• Document network security configurations and procedures.
• Participate in security awareness training for employees.

Skills

Network security engineering

VPN technologies

IDS/IPS

Security certifications

Education

Bachelor's degree in Computer Science or related field

Tools

Palo Alto

Cisco ASA

Fortinet

IDS/IPS

Job description

Placements24, Bloemfontein-based financial institution, seeks a seasoned Network Security Engineer to design, implement, and maintain robust security for critical IT infrastructure. You will manage firewalls, IDS/IPS, VPNs, and other security technologies to protect confidentiality, integrity, and availability of network resources.

The role requires 5+ years in network security, a bachelor’s degree in a related field, and hands-on firewall experience (Palo Alto, Cisco ASA, Fortinet).