Senior Specialist - Cyber Security Networks

reversidesoftwaresolutionspt; Johannesburg; On-site; ZAR 550,000 - 750,000; Full time

Job summary

Reverside, located in Johannesburg, South Africa, is looking for a Senior Specialist in Cyber Security Networks. The successful candidate will implement and enhance cyber security controls across various network environments, ensuring compliance with industry standards.

Qualified candidates should have over 5 years of experience in Cyber Security, specifically relating to enterprise and IP networks, along with a relevant degree. Strong analytical skills and excellent stakeholder management are essential.

Qualifications

• 5+ years' experience in Cyber Security focused on Enterprise and IP Networks.

Responsibilities

• Support the implementation of cyber security controls across enterprise and IP network environments.
• Conduct cyber risk assessments, vulnerability analysis, and remediation planning.
• Enhance network security monitoring, threat detection, and assurance capabilities.

Skills

Enterprise & IP Network Security

Cyber Risk Management

ISO 27001, NIST & CIS Controls

Network Hardening & Security Compliance

CPE & IP Core Network Security

Network Management Systems

SIEM & Security Monitoring

NetFlow Analysis

Vulnerability Assessment & Remediation

Security Incident Investigation

Security Assurance & Governance

Stakeholder Management

Education

Degree in Information Technology, Cyber Security, Computer Science, or related field

Job description

Senior Specialist - Cyber Security Networks

Johannesburg, South Africa | Posted on 06/26/2026

Reverside is an established IT services provider delivering high-quality Software Development, IT Resourcing, Digital Transformation, and Systems Support solutions. Reverside is seeking a Senior Specialist – Cyber Security Networks to support the design, implementation, and enhancement of advanced cyber security controls across enterprise, fixed, cloud, and IP network environments. The role focuses on securing Enterprise Customer Premise Equipment (CPE), IP Core Networks, Network Management Systems, Office Connectivity, and Monitoring & Assurance platforms while ensuring compliance with industry security standards and regulatory requirements.

Key Responsibilities

• Support the implementation of cyber security controls across enterprise and IP network environments.
• Conduct cyber risk assessments, vulnerability analysis, and remediation planning.
• Enhance network security monitoring, threat detection, and assurance capabilities.
• Support security hardening and compliance initiatives across network infrastructure.
• Collaborate with engineering, operations, governance, and security teams.
• Provide technical guidance and mentorship to junior team members.
• Ensure alignment with ISO 27001, NIST, CIS Controls, and regulatory requirements.

Mandatory Skills

• Enterprise & IP Network Security
• Cyber Risk Management
• ISO 27001, NIST & CIS Controls
• Network Hardening & Security Compliance
• CPE & IP Core Network Security
• Network Management Systems
• SIEM & Security Monitoring
• NetFlow Analysis
• Vulnerability Assessment & Remediation
• Security Incident Investigation
• Security Assurance & Governance
• Stakeholder Management

Advantageous Skills

• CISSP, CISM, or ISO 27001 certifications
• Telecommunications industry experience
• Multi-country enterprise environment exposure
• Network Security Architecture experience

Core Competencies

• Strong analytical and problem-solving skills
• Excellent communication and stakeholder engagement
• Ability to manage multiple priorities
• Strong collaboration and teamwork
• Technical leadership and mentoring capability

Qualifications

• Degree in Information Technology, Cyber Security, Computer Science, or related field.
• 5+ years' experience in Cyber Security focused on Enterprise and IP Networks.