Network Security Engineer

Placements24; Randburg; Hybrid; ZAR 650,000 - 1,100,000; Full time

Benefits offered by this job

Fully remote work opportunity

Health, dental, vision insurance

Retirement savings plan with company-m

Generous annual leave and holidays

Professional development budget

Home office setup allowance

Job summary

Placements24 is seeking a highly skilled Network Security Engineer for a fully remote position with a prominent telecommunications provider in South Africa. You will design, implement, and manage security controls across the network, monitor threats, and lead incident response to protect critical infrastructure.

The role requires 5+ years in security engineering, hands-on experience with SIEM tools,Firewalls, and cloud security principles.

Qualifications

• Bachelor's degree in a related field or equivalent experience.
• 5+ years in network security engineering in large-scale environments.
• Strong knowledge of security technologies and incident response.

Responsibilities

• Design, implement, and maintain network security infrastructure (firewalls, IDPS, VPNs, WAFs).
• Monitor for breaches, anomalies, and malicious activity.
• Conduct vulnerability assessments and penetration testing.
• Respond to security incidents with post-incident analysis.
• Collaborate with IT to integrate security across the network.

Skills

Network security

Threat analysis

Incident response

Communication

Independent work

Problem solving

Education

Bachelor's degree in Computer Science / Info Security

Tools

Splunk/QRadar (SIEM)

Firewalls (Palo Alto, Cisco ASA)

TLS/SSL, IPsec, SSH

Job description

About the Role

Our client, a prominent telecommunications provider, is seeking a highly skilled and dedicated Network Security Engineer to join their team. This role operates on a fully remote basis, allowing you to contribute from anywhere. You will be responsible for designing, implementing, and managing robust security measures to protect our client's extensive network infrastructure against cyber threats. This position requires a deep understanding of network security principles, threat analysis, and incident response within the telecommunications context. The ideal candidate will possess a strong ethical compass, excellent problem-solving skills, and the ability to stay ahead of evolving security challenges. This is a crucial role in safeguarding sensitive data and ensuring the continuous availability of telecommunications services across South Africa .

Key Responsibilities

• Design, implement, and maintain network security infrastructure, including firewalls, intrusion detection/prevention systems (IDPS), VPNs, and web application firewalls (WAFs).
• Monitor network traffic for security breaches, anomalies, and malicious activities.
• Develop and enforce security policies, standards, and procedures.
• Conduct regular vulnerability assessments and penetration testing to identify and remediate security weaknesses.
• Respond to and investigate security incidents, providing timely resolution and post-incident analysis.
• Collaborate with IT and network operations teams to integrate security measures into all aspects of the network.
• Stay current with the latest cybersecurity threats, trends, and technologies.
• Provide security awareness training to employees.
• Manage security logs and ensure compliance with relevant regulations.
• Develop and maintain disaster recovery and business continuity plans related to security.

Requirements

• Bachelor's degree in Computer Science, Information Security, Cybersecurity, or a related field, or equivalent experience.
• Minimum of 5 years of experience in network security engineering, preferably within a large-scale network environment.
• In-depth knowledge of network protocols, security technologies (e.g., TLS/SSL, IPsec, SSH), and common cyber attack vectors.
• Hands-on experience with security tools such as SIEM platforms (e.g., Splunk, QRadar), vulnerability scanners, and firewalls (e.g., Palo Alto, Cisco ASA).
• Experience with cloud security principles (AWS, Azure, GCP) is highly desirable.
• Understanding of telecommunications network architecture and security considerations.
• Relevant security certifications such as CISSP, CCNA Security, or CEH are a strong plus.
• Excellent analytical, problem-solving, and incident response skills.
• Strong communication and collaboration skills, essential for a remote team.
• Ability to work independently and manage time effectively.

Benefits

• Competitive salary commensurate with experience.
• Fully remote work opportunity.
• Comprehensive health, dental, and vision insurance.
• Retirement savings plan with company match.
• Generous annual leave and paid holidays.
• Professional development budget for training, certifications, and conferences.
• Home office setup allowance.
• Access to cutting-edge security technologies.
• Dynamic and challenging work environment.
• Opportunity to make a significant impact on network security.