Remote Network Security Engineer

Placements24; Pretoria; Hybrid; ZAR 600,000 - 1,000,000; Full time

Benefits offered by this job

Fully remote work

Flexible hours

Health benefits

Training & certifications

Leave entitlement

Laptop provided

Job summary

Placements24 is seeking a Network Security Specialist for a prominent telecoms firm headquartered in Pretoria, Gauteng. This remote role focuses on safeguarding critical network infrastructure and sensitive data from evolving cyber threats.

You will design and manage security solutions, conduct threat detection, and lead incident response efforts while collaborating with a dedicated cybersecurity team. A strong background in security tools and frameworks is required.

Qualifications

• Bachelor's degree in Cybersecurity, Computer Science, or related field.
• Minimum 5 years of experience in network security operations and management.
• Experience with security frameworks (ISO 27001, NIST).
• Hands-on with SIEM, firewalls, and scanners.
• Proficient in TCP/IP, DNS, DHCP; Windows and Linux.

Responsibilities

• Design, implement, and manage network security solutions (firewalls, IDS/IPS, VPNs, endpoint protection).
• Monitor traffic and logs for threats and breaches.
• Conduct vulnerability assessments and pen tests.
• Develop and enforce security policies and procedures.
• Respond to incidents, perform forensics, implement fixes.
• Stay updated on threats and mitigations.
• Collaborate with IT/engineering to embed security in designs.
• Provide security awareness training.
• Manage security lifecycle, updates, and patches.

Skills

Threat detection

Incident response

Network security

Education

Bachelor's degree in Cybersecurity

Tools

SIEM

Palo Alto firewalls

Cisco ASA

Vulnerability scanners

Job description

Placements24 is seeking a Network Security Specialist for a prominent telecoms firm headquartered in Pretoria, Gauteng. This remote role focuses on safeguarding critical network infrastructure and sensitive data from evolving cyber threats.

You will design and manage security solutions, conduct threat detection, and lead incident response efforts while collaborating with a dedicated cybersecurity team. A strong background in security tools and frameworks is required.