Network Security Analyst

Placements24; Mbombela (Nelspruit); Hybrid; ZAR 520,000 - 780,000; Full time

Benefits offered by this job

Health insurance

Hybrid work model

Professional development opportunities

Retirement plan

Job summary

Placements24 is seeking a Network Security Analyst for its Nelspruit, Mpumalanga team. You will monitor, investigate and respond to security incidents, deploy security tools, and drive vulnerability assessments in a hybrid work setup.

The role requires 4+ years in network security, strong knowledge of firewalls (Palo Alto/Cisco ASA), SIEM (Splunk/QRadar) and endpoint security, with relevant certifications preferred. Collaboration with IT teams is essential.

Qualifications

• Bachelor's degree in Computer Science, Information Security, Cybersecurity, or related field.
• 4+ years of experience in network security analysis or similar.
• Knowledge of network protocols, security architectures and common vulnerabilities.
• Hands-on with firewalls, IDS/IPS, SIEM and endpoint security solutions.

Responsibilities

• Monitor network traffic and systems for security breaches, intrusions, and cyber threats.
• Investigate security incidents, analyze impact, and develop response and recovery plans.
• Implement and manage security tools including firewalls, IDS/IPS, and VPNs.
• Conduct vulnerability assessments and penetration testing to identify weaknesses.
• Develop and update security policies, procedures, and best practices.
• Stay informed about cybersecurity threats and trends.
• Provide security awareness training to employees.
• Collaborate with IT and network teams to integrate security into the lifecycle.
• Respond to security alerts and escalations in a timely manner.
• Maintain documentation of security configurations, incidents, and policies.

Skills

Network security analysis

Incident response

Security reporting

Analytical thinking

Communication skills

Team collaboration

Education

Bachelor's degree in CS/Info Security

CISSP

CEH

Security+

Tools

Palo Alto

Cisco ASA

IDS/IPS

SIEM (Splunk)

QRadar

Endpoint security

Job description

About the Role Our client, a prominent telecommunications provider, is seeking a vigilant and skilled Network Security Analyst to join their team in Nelspruit, Mpumalanga. This role is essential for protecting our network infrastructure from evolving cyber threats. You will be responsible for monitoring network security, investigating incidents, implementing security measures, and ensuring the overall integrity of our systems. This position offers a challenging and rewarding opportunity to work with cutting-edge security technologies and contribute to maintaining the security posture of a leading telecom company. Work from our Nelspruit office with the flexibility of a hybrid schedule.

Key Responsibilities

• Monitor network traffic and systems for security breaches, intrusions, and other cyber threats.
• Investigate security incidents, analyze their impact, and develop appropriate response and recovery plans.
• Implement and manage security tools, including firewalls, intrusion detection/prevention systems (IDS/IPS), and VPNs.
• Conduct regular vulnerability assessments and penetration testing to identify weaknesses in the network infrastructure.
• Develop and update security policies, procedures, and best practices.
• Stay informed about the latest cybersecurity threats, trends, and technologies.
• Provide security awareness training to employees.
• Collaborate with IT and network operations teams to ensure security is integrated into all aspects of the network lifecycle.
• Respond to security alerts and escalations in a timely and effective manner.
• Maintain comprehensive documentation of security configurations, incident reports, and security policies.

Requirements

• Bachelor's degree in Computer Science, Information Security, Cybersecurity, or a related field.
• Minimum of 4 years of experience in network security analysis or a similar role.
• In-depth knowledge of network protocols, security architectures, and common vulnerabilities.
• Hands‑on experience with security technologies such as firewalls (e.g., Palo Alto, Cisco ASA), IDS/IPS, SIEM (e.g., Splunk, QRadar), and endpoint security solutions.
• Proficiency in security incident response and forensic analysis.
• Relevant security certifications such as CISSP, CEH, Security+, or equivalent are highly desirable.
• Strong analytical and problem‑solving skills.
• Excellent communication and reporting skills.
• Ability to work effectively in a hybrid environment and collaborate with teams in Nelspruit.
• Understanding of telecommunications network security principles is a plus.

Benefits

• Competitive salary.
• Comprehensive health insurance.
• Robust retirement plan.
• Hybrid work model, offering a balance between office‑based collaboration in Nelspruit and remote work flexibility.
• Extensive opportunities for professional development, including advanced cybersecurity training and certification support.
• Join a team dedicated to safeguarding critical infrastructure and enjoy a stimulating work environment.