Network Security Specialist

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

About the Role

Our client, a prominent telecommunications firm headquartered in Pretoria, Gauteng, is seeking a vigilant and expert Network Security Specialist to bolster its cybersecurity defenses. This role is integral to safeguarding our client's critical network infrastructure and sensitive data against evolving cyber threats. The ideal candidate will possess a comprehensive understanding of network security principles, advanced threat detection, and incident response strategies. This position is a remote opportunity, enabling you to leverage your expertise from a location of your choice while contributing significantly to our client's security posture. You will work closely with a dedicated cybersecurity team, utilizing advanced tools and methodologies to maintain a secure operational environment. This is a chance to play a crucial role in protecting a leading organization in the telecoms sector and to continuously learn and adapt to the dynamic cybersecurity landscape. We value proactive security measures and continuous improvement in our defense strategies.

Key Responsibilities

• Design, implement, and manage network security solutions, including firewalls, IDS/IPS, VPNs, and endpoint protection.
• Monitor network traffic and security logs for suspicious activities and potential breaches.
• Conduct regular vulnerability assessments and penetration testing to identify and remediate security weaknesses.
• Develop and enforce network security policies, standards, and procedures.
• Respond to security incidents, perform forensic analysis, and implement corrective actions.
• Stay updated on the latest cybersecurity threats, vulnerabilities, and mitigation techniques.
• Collaborate with IT and engineering teams to ensure security is integrated into all network designs and deployments.
• Provide security awareness training to employees.
• Manage security-related hardware and software lifecycle, including updates and patches.

Requirements

• Bachelor's degree in Cybersecurity, Computer Science, or a related field.
• Minimum of 5 years of experience in network security operations and management.
• In-depth knowledge of security protocols, network architectures, and cybersecurity frameworks (e.g., ISO 27001, NIST).
• Hands-on experience with security tools such as SIEM, firewalls (e.g., Palo Alto, Cisco ASA), and vulnerability scanners.
• Proficiency in network protocols (TCP/IP, DNS, DHCP) and operating systems (Windows, Linux).
• Experience with incident response and digital forensics.
• Strong analytical and problem-solving skills.
• Excellent written and verbal communication skills.
• Relevant security certifications (e.g., CISSP, CEH, Security+) are highly preferred.

Benefits

• Fully remote work arrangement with flexible hours.
• Competitive salary and performance bonuses.
• Comprehensive health and wellness benefits.
• Opportunities for advanced cybersecurity training and certifications.
• Generous annual leave entitlement.
• Contribution to a leading company in the telecoms industry.
• Professional development support and access to industry conferences.
• A secure and collaborative remote work environment.
• Company-provided laptop and necessary software.