Senior Network Security Lead - Remote

Placements24; Vereeniging; Hybrid; ZAR 700,000 - 1,200,000; Full time

Benefits offered by this job

Health insurance

Retirement plan

Performance bonuses

Professional development

Job summary

Placements24 in Vereeniging, Gauteng seeks a Senior Network Security Analyst to design, implement, and manage security solutions for critical infrastructure. You will conduct threat analysis and respond to incidents, collaborating with IT and security teams to safeguard data.

The ideal candidate has 6+ years in network security, expertise in firewalls, IDS/IPS, VPNs, SIEM, and strong knowledge of TCP/IP. ISO/NIST familiarity and relevant certs are highly desirable.

Qualifications

• Bachelor's degree required in CS or InfoSec.
• 6+ years in network security analysis/operations.
• Expertise with firewalls, IDS/IPS, VPN tech.
• Strong knowledge of TCP/IP and network protocols.
• Experience with SIEM tools (Splunk, QRadar).
• Familiarity with ISO 27001, NIST frameworks.
• Certs: CISSP/CEH/GIAC desirable.

Responsibilities

• Design, implement, and maintain network security infrastructure (firewalls, IDS/IPS, VPNs, SIEM).
• Monitor traffic for breaches, vulnerabilities, and anomalies.
• Conduct vulnerability assessments and penetration tests.
• Develop and refine security policies and incident response plans.
• Investigate and remediate incidents with post-incident analysis.
• Stay updated on threats and technologies.

Skills

Firewall management

IDS/IPS

VPN technologies

SIEM systems

Threat analysis

TCP/IP & networks

Security frameworks

Security certifications

Education

Bachelor's degree in Computer Science or Information Security

Tools

Splunk

QRadar

Job description

Placements24 in Vereeniging, Gauteng seeks a Senior Network Security Analyst to design, implement, and manage security solutions for critical infrastructure. You will conduct threat analysis and respond to incidents, collaborating with IT and security teams to safeguard data.

The ideal candidate has 6+ years in network security, expertise in firewalls, IDS/IPS, VPNs, SIEM, and strong knowledge of TCP/IP. ISO/NIST familiarity and relevant certs are highly desirable.