Senior Network Security Specialist

Placements24; Vereeniging; Hybrid; ZAR 900,000 - 1,200,000; Full time

Benefits offered by this job

Medical aid

Provident fund

Life assurance

Hybrid work model

Bonuses

Paid time off

Job summary

Placements24 seeks a Senior Network Security Specialist in Vereeniging, Gauteng to safeguard network infrastructure and data. You will design, implement, and manage advanced security solutions, conduct vulnerability assessments, and respond to incidents across telecom environments.

The role requires hands-on experience with firewalls, IDS/IPS, VPNs, and SIEM tools, plus cloud security practices and security certifications.

Qualifications

• Bachelor's degree in Computer Science, Information Security, or a related field.
• 5+ years of experience in network security, with a focus on telecommunications environments.
• Strong knowledge of network protocols, firewalls, IDS/IPS, and VPN technologies.
• Hands-on experience with security monitoring and analysis tools (e.g., SIEM, packet analyzers).
• Proficiency in vulnerability assessment and penetration testing methodologies.
• Understanding of security best practices for cloud environments (AWS, Azure).
• Security certifications (e.g., CISSP, CISM, CCNA Security) are desirable.
• Strong analytical and problem-solving skills.
• Excellent communication and interpersonal skills.
• Ability to work effectively in a hybrid work environment.

Responsibilities

• Design, implement, and manage network security infrastructure (firewalls, IDS/IPS, VPNs, endpoint security).
• Monitor network traffic and security alerts to detect and respond to threats and breaches.
• Conduct regular vulnerability assessments and penetration tests to identify and remediate weaknesses.
• Develop and maintain security policies, procedures, and standards.
• Investigate and analyze security incidents, providing timely reports and recommendations.

Skills

Network security

Firewalls

IDS/IPS

VPN technologies

SIEM

Vulnerability assessment

Penetration testing

Cloud security

Security certifications

Analytical thinking

Communication skills

Education

Bachelor's degree in Computer Science/Information Security

Tools

SIEM tools

Packet analyzers

Job description

About the Role

Our client, a leading provider of telecommunications services, is seeking a highly skilled Senior Network Security Specialist to join their team in Vereeniging, Gauteng . In this vital role, you will be responsible for safeguarding our network infrastructure and sensitive data against evolving cyber threats. You will play a key part in designing, implementing, and managing advanced security solutions, conducting vulnerability assessments, and responding to security incidents. This position requires a deep understanding of network security principles, technologies, and best practices. The ideal candidate is a proactive security professional with a strong analytical mindset and a commitment to maintaining the highest levels of security for our operations. You will collaborate with various IT teams to ensure a cohesive and robust security posture across the organization. This role offers a challenging and rewarding career path within the dynamic telecommunications sector.

Key Responsibilities

• Design, implement, and manage network security infrastructure, including firewalls, IDS/IPS, VPNs, and endpoint security solutions.
• Monitor network traffic and security alerts to detect and respond to potential threats and breaches.
• Conduct regular vulnerability assessments and penetration tests to identify and remediate security weaknesses.
• Develop and maintain security policies, procedures, and standards.
• Investigate and analyze security incidents, providing timely reports and recommendations.
• Stay abreast of the latest security threats, vulnerabilities, and technologies.
• Collaborate with IT teams to ensure security is integrated into all aspects of network design and operations.
• Provide security awareness training to staff.
• Manage security-related projects and initiatives.
• Ensure compliance with relevant security regulations and standards.

Requirements

• Bachelor's degree in Computer Science, Information Security, or a related field.
• Minimum of 5 years of experience in network security, with a strong focus on telecommunications environments.
• In-depth knowledge of network protocols, firewalls, intrusion detection/prevention systems, and VPN technologies.
• Hands-on experience with security monitoring and analysis tools (e.g., SIEM, packet analyzers).
• Proficiency in vulnerability assessment and penetration testing methodologies.
• Understanding of security best practices for cloud environments (AWS, Azure).
• Relevant security certifications (e.g., CISSP, CISM, CCNA Security) are highly desirable.
• Strong analytical and problem-solving skills.
• Excellent communication and interpersonal skills.
• Ability to work effectively in a hybrid work environment.
• Demonstrated ability to handle sensitive information with discretion.

Benefits

Our client offers a competitive salary and a comprehensive benefits package tailored for professionals in Vereeniging, Gauteng . This includes medical aid, provident fund, and life assurance. Opportunities for professional development and advanced security certifications are provided. You will work within a collaborative and supportive team environment, tackling critical security challenges. The hybrid work model offers flexibility. Our organization is committed to staying at the forefront of cybersecurity. We offer a clear path for career advancement for talented individuals. Performance bonuses may be awarded. Generous paid time off is included. This is an excellent opportunity to contribute to the security and stability of a leading telecommunications provider.