Senior Specialist – Cyber Security Assurance

Reverside; Johannesburg; On-site; ZAR 900,000 - 1,300,000; Full time

Job summary

Reverside is looking for a Senior Specialist in Cyber Security Assurance to lead Security & Privacy by Design Assurance, perform penetrations, and drive security across projects in Johannesburg, South Africa. The role focuses on identifying risks, guiding secure development, and ensuring compliance with security standards throughout the project lifecycle.

The ideal candidate has 5+ years in penetration testing, with strong network, web, cloud, and mobile security expertise, and hands-on

Qualifications

• 5+ years of experience in penetration testing or ethical hacking.
• Strong experience in network, web application, cloud, and mobile security.

Responsibilities

• Manage Security & Privacy by Design Assurance (SPDA) processes.
• Conduct internal and external penetration testing across infrastructure, networks, web applications, APIs, and systems.
• Perform vulnerability assessments and safely validate security weaknesses.
• Conduct automated and manual security testing.
• Perform threat modelling and security risk assessments.
• Review technology projects and ensure security baselines and requirements are met.
• Provide security architecture and secure integration guidance.
• Identify and mitigate security risks from design through implementation.
• Stay updated on emerging threats, attack techniques, and security technologies.
• Support cybersecurity knowledge sharing, training, and mentoring.

Skills

Penetration testing

Ethical hacking

Network security

Web application security

Cloud security

Mobile security

Python

Bash

Ruby

PowerShell

TCP/IP

DNS

HTTP/S

SSL/TLS

OWASP

Tools

Burp Suite

Nessus

Job description

Senior Specialist – Cyber Security Assurance

Johannesburg, South Africa | Posted on 08/28/2026

Reverside is an established it services provider focusing on delivering high-quality software development, it resourcing, digital transformation, and systems support solutions. We are always looking for skilled professionals to join our growing team and contribute to innovative technology projects across various industries.

We are seeking a Senior Specialist – Cyber SecurityAssurance to take responsibility for Security & Privacy by DesignAssurance, penetration testing, security assessments, threat modelling, andsecurity governance.

The successful candidate will ensure that technologyprojects and solutions comply with required security standards, policies,frameworks, and controls, while proactively identifying and mitigating securityand privacy risks throughout the project lifecycle.

Key Responsibilities:

• Manage Security & Privacy by DesignAssurance (SPDA) processes.
• Conduct internal and external penetrationtesting across infrastructure, networks, web applications, APIs, and systems.
• Perform vulnerability assessments and safelyvalidate security weaknesses.
• Conductautomated and manual security testing.
• Perform threat modelling and security riskassessments.
• Review technology projects and ensure securitybaselines and requirements are met.
• Provide security architecture and secureintegration guidance.
• Identify and mitigate security risks from designthrough implementation.
• Stay updated on emerging threats, attacktechniques, and security technologies.
• Support Cybersecurity knowledge sharing,training, and mentoring.

Qualifications & Experience:

• 5+ years’ experience in penetration testing orethical hacking.
• Strong experience in network, web application,cloud, and mobile security.

Technical Skills:

• Burp Suite
• Nessus
• Network & Web Application Security
• Cloud & Mobile Security
• Python
• Bash
• Ruby
• PowerShell
• TCP/IP
• DNS
• HTTP/S
• SSL/TLS
• OWASP and common vulnerabilities including SQLInjection
• XSS
• CSRF
• Security Architecture & Security by DesignPreferred Certifications