Cyber Security Specialist

3 weeks ago


Johannesburg, South Africa Mimecast Limited Full time

About the Role As a Cyber Security Specialist, you will play a pivotal role in proactively identifying, evaluating, and reducing the attack surface of our organization. Responsibilities Attack Surface Discovery: Continuously identify and catalogue all external and internal assets (cloud, on‑premises, IoT, third‑party systems, etc.) using automated and manual discovery techniques. Vulnerability Management: Evaluate discovered assets for vulnerabilities and misconfigurations; prioritize remediation efforts based on risk and business impact. Threat Intelligence Integration: Correlate attack surface data with threat intelligence to contextualize findings and anticipate emerging risks. Attack Surface Reduction: Partner with IT, DevOps, and application teams to minimize unnecessary exposures and streamline asset footprint. Incident Response Support: Provide asset and exposure data during security incident investigations to enable rapid containment and remediation. Reporting & Metrics: Develop and present clear, actionable reports and dashboards for technical and executive audiences, including trend analysis and attack surface KPIs. Tool Evaluation & Management: Assess, deploy, and manage Attack Surface Management (ASM) platforms and related technologies. Policy Development: Contribute to security policies, standards, and best practices surrounding asset inventory and exposure management. Awareness & Training: Educate stakeholders on attack surface risks and mitigation strategies. Security Strategy: Support the successful execution of the Security Strategy. Qualifications Experience: 3+ years in cyber security, with a focus on attack surface management, asset discovery, or vulnerability management in a large enterprise or technology environment. Technical Skills: Strong understanding of networking, web technologies, cloud platforms (AWS, Azure, GCP), and security tooling (ASM, EDR, SIEM, etc.) and vulnerability scanning tools. Analytical Abilities: Proficient in risk assessment, data analysis, and correlating technical findings with business risk. Collaboration: Demonstrated ability to work with cross‑functional teams, including IT, application development, and business units. Certifications: Relevant security certifications preferred (e.g., CISSP, OSCP, GIAC, CompTIA Security+). Communication: Excellent written and verbal communication skills; ability to convey complex technical issues to diverse audiences. Familiarity with regulatory requirements (e.g., GDPR, HIPAA, PCI‑DSS) and how they impact asset and exposure management. Experience with automation and scripting for asset discovery and reporting (e.g., Python, PowerShell). Background in incident response and digital forensics. Additional compensation and benefits: The base salary range for this position is R, -R, plus benefits. This range represents the minimum and maximum new hire compensation for this role. The position may also be eligible for incentive plans and additional benefits, in accordance with company policy and local regulations. Our salary ranges are determined by role, level, and location with individual compensation also dependent on factors such as qualifications, experience, and skills. Final offers will reflect these considerations and may vary accordingly. We are an Equal Opportunity and affirmative action employer. We particularly welcome applicants from traditionally underrepresented groups. We consider everyone equally: your race, age, religion, sexual orientation, gender identity, ability, marital status, nationality, or any other protected characteristic won't affect your application. Due to certain obligations to our customers, an offer of employment will be subject to your successful completion of applicable background checks, conducted in accordance with local law. #J-18808-Ljbffr



  • Johannesburg, South Africa Optimal Growth Technologies Full time

    Overview Job title: Cyber Security Specialist : Networks Job Location: Gauteng, Johannesburg Deadline: December 01, 2025 Role purpose Lead the development and implementation of advanced cyber security capabilities and controls across companies mobile, fixed, satellite, cloud, and IoT networks to protect against evolving threats. Oversee risk assessments,...


  • Johannesburg, South Africa Smart4 Energy Full time

    Principal Specialist – Cyber Security (Networks) Direct message the job poster from Smart4 Energy Job Title: Principal Specialist – Cyber Security (Networks) (Midrand, 6-month FTC, extendable) About the Role We are looking for an experienced Principal Specialist in Cyber Security Networks. The role focuses on leading the design, implementation, and...


  • Johannesburg, South Africa Specd Full time

    **The Job Requirements**: - Lead and manage the Cyber Security team. - Provide technical expertise and support to the team as needed. - Develop and implement security policies and procedures. - Manage incident response and investigate potential security breaches. - Monitor and develop robust security controls and protocols. - Collaborate with internal and...


  • Johannesburg Metropolitan Area, South Africa Smart4 Energy Full time R1 200 000 - R1 800 000 per year

    Job Title: Principal Specialist – Cyber Security (Networks) (Midrand, 6-month FTC, extendable)About the RoleWe are looking for an experiencedPrincipal Specialist in Cyber Security Networks. The role focuses on leading the design, implementation, and optimisation of advanced cybersecurity controls across mobile, fixed, satellite, cloud, and IoT network...


  • Johannesburg, South Africa Tower Group Full time

    A giant in the telecommunications industry is looking for a Cyber Security Architect to join their dynamic team based in Johannesburg who will be responsible to ensure security is embedded in IT System and Network Infrastructure (Mobile and Fix) including planning, designing, building and reviewing cycle. To define, implement and efficiently maintain Tech...


  • Johannesburg, South Africa Unique Personnel Full time

    **Job Number** - 71771 **Job Type** - Permanent **Job Title** - Cyber Security Specialist **Computer Skills** - IT **Industry** - Panelbeaters **City** - Johannesburg **Province** - Gauteng **Objectives of the role**: - Guard all company data, particularly sensitive information, from both internal and external threats by designing broad defences...


  • Johannesburg, South Africa A 1L Realization (Pty) Ltd Full time

    Key Tasks & Accountabilities Architect IT Security solutions and supporting infrastructure (physical / virtual infrastructure / cloud, operating systems and supporting software) in alignment with organizational goals and constraints - Create a modernisation roadmap and architect solutions to meet Cyber Security needs. - Ensure technical viability of new...


  • Johannesburg, South Africa SNG GrantThornton Full time

    **Job Purpose** Will be responsible to manage timeous delivery of Cyber Security related audit components of the integrated IT audit of the client, within the Digitech Assurance audit team. - Perform Cyber Security related reviews covering the typical four audit phases i.e. planning, execution, reporting and quality assurance. - Implement and manage...


  • Johannesburg, South Africa Smart4 Energy Full time

    A leading energy management company in Johannesburg is seeking a Principal Specialist in Cyber Security to lead the design and implementation of security controls across various network environments. The ideal candidate should have over 8 years of experience in cyber security, particularly in enterprise networks, and be adept in risk management and...


  • Johannesburg, South Africa Specd Full time

    **The Job Requirements**: - Develop and implement comprehensive cyber security strategies, policies, and procedures that align with business objectives and comply with regulatory requirements. - Monitor network traffic and system logs to identify and respond to security incidents and breaches in a timely and effective manner. - Develop and maintain incident...