Gift Mangena

I am a dynamic and resourceful cybersecurity Analyst with proficiency in security engineering and web development. I specialize in configuring robust solutions and excel in managing and mitigating security risks across diverse infrastructures. Passionate about fortifying digital landscapes, I leverage my skills to create resilient and secure environments in cybersecurity and web development.

Associate Security Analyst at NTT Data (2024-01 – Present)

Cybersecurity and security operations role focusing on risk management, threat hunting, and incident response.

• Risk Management & Threat Hunting: Identify and mitigate cybersecurity risks through vulnerability management and proactive threat hunting.
• Security Operations & Incident Response: Implement and maintain controls aligned with ISO 27001, NIST CSF, PCI-DSS, and POPIA. Use Microsoft Sentinel, Entra ID, and XDR to investigate, contain, and eradicate incidents, perform root cause analysis, and tune alerts to reduce false positives.
• Monitoring & Collaboration: Oversee network security, liaise with service providers to meet SLAs, and develop SOC/SIEM detection rules and dashboards.
• Client Engagement & Documentation: Deliver security recommendations, conduct training, and maintain comprehensive security documentation, including incident reports and risk registers.

Jnr Cyber security Engineer at Phakamo Tech (2022-01 – 2024-12)

Junior cybersecurity engineering role with focus on risk management, security solutions, and client engagement.

• Risk Management and Threat Hunting: Identify and mitigate cybersecurity risks, perform vulnerability management, and author Indicators of Compromise (IOCs) in MDE.
• Security Solutions and Incident Response: Configure and deploy security solutions, monitor incidents with Microsoft Sentinel, Entra ID and MDE, handle incident response, and oversee client onboarding and MDE deployment.
• Client Engagement and Training: Provide security recommendations, conduct workshops, and ensure comprehensive log transmission to SIEM for robust threat monitoring.

Frontend Developer Intern at ICEP - Informatics Community Engagement Project (2021-01 – 2022-12)

Frontend development internship focusing on cross-platform applications and UI design.

• Implemented cross-platform applications and perfected UI designs.
• Ensured code readability, extendability, and scalability.
• Facilitated smooth handovers with minimal documentation.
• Tested and adjusted front-end behaviors for optimal user experience.
• Developed system solutions in line with quality and delivery requirements.
• Executed steps in the Development Cycle: requirements, documentation, training, implementation, testing and deployment.

National Diploma in Information Technology, Software Development – Tshwane University of Technology (2018-01 – 2022-12)