Remote Network Security Analyst | SIEM & Incident Response

Placements24; Benoni; Hybrid; ZAR 650,000 - 900,000; Full time

Benefits offered by this job

Fully remote work

Health, dental, and vision insurance

Retirement savings plan with company 1

Professional development & training

Paid time off and holidays

Job summary

Placements24 is seeking a vigilant Network Security Analyst to join the security team for a fully remote role. You will monitor, analyze, and respond to security incidents protecting critical telecom infrastructure and customer data while collaborating with IT and network teams across locations, including Benoni operations.

The ideal candidate has 3–4 years in network security, strong understanding of TCP/IP, HTTP, DNS, and hands-on SIEM/IDS/IPS experience.

Qualifications

• Bachelor's degree in Computer Science, Cybersecurity, Information Technology or related field.
• 3–4 years experience in network security analysis, incident response, or security operations.
• Strong understanding of networking protocols (TCP/IP, HTTP, DNS) and security concepts.
• Proficiency with SIEM, IDS/IPS, firewalls, and vulnerability scanners; incident response frameworks.

Responsibilities

• Monitor network traffic and security logs for suspicious activities and breaches using SIEM and other tools.
• Investigate security alerts, perform incident response, and implement containment strategies.
• Conduct vulnerability assessments and penetration testing to identify weaknesses.
• Develop and maintain security policies, procedures, and best practices.
• Configure and manage security devices such as firewalls, IDS/IPS, and VPNs.
• Stay current with cybersecurity threats and mitigation techniques.
• Provide security awareness training to staff.
• Collaborate with IT and network teams to implement controls.
• Assist in disaster recovery and business continuity planning.
• Generate reports on security posture and incident trends.

Skills

Network security analysis

Incident response

Security monitoring

Threat detection

VPNs

Firewall management

Education

Bachelor's degree in Computer Science / Cybersecurity / IT

Tools

SIEM (Splunk, LogRhythm)

IDS/IPS

Firewalls

Vulnerability scanners

Job description

Placements24 is seeking a vigilant Network Security Analyst to join the security team for a fully remote role. You will monitor, analyze, and respond to security incidents protecting critical telecom infrastructure and customer data while collaborating with IT and network teams across locations, including Benoni operations.

The ideal candidate has 3–4 years in network security, strong understanding of TCP/IP, HTTP, DNS, and hands-on SIEM/IDS/IPS experience.