Senior Security Technical Architect, Johannesburg

Senior Security Technical Architect— NTT DATA

Position: Senior Security Technical Architect, responsible for creating secure, compliant, and innovative solutions that protect NTT DATA’s systems, applications, and infrastructure. Responsibilities

Design complex security architectures tailored to current and future needs while collaborating closely with developers, engineers, and project managers to embed security throughout the system design and development lifecycle. Act as a trusted technical advisor in pre‑sales support, offering analysis of client requirements to enhance existing security capabilities.Guide secure coding practices, network security, identity and access management, and data protection initiatives. Select and evaluate security technologies, tools, and frameworks to keep solutions cutting‑edge and effective. Lead incident response activities and ensure policies, standards, and procedures comply with industry regulations and best practices.Draft technical design documents aligning with solution specifications and contribute to pre‑sale efforts, including determining project scopes, product pricing, and RFP/RFI responses. Manage client proof‑of‑concept (POC) initiatives and own proposed solutions from conception through delivery.Evaluate alignment opportunities with NTT DATA’s capabilities, prepare executive summaries, develop solution designs, and document necessary deliverables. Deliver final presentations to clients, ensuring all proposals are accurate and align with their needs. Qualifications

Proficiency in security domains: network security, application security, cloud security, data protection, identity and access management, cryptography, and secure coding practices. Thorough knowledge of enterprise architecture principles and frameworks (e.g., TOGAF) for designing secure, scalable systems.Understanding of security standards and regulations (e.g., ISO27001, NIST, PCIDSS). Experience with security technologies and tools such as firewalls, intrusion detection/prevention systems, SIEM, vulnerability scanners, and secure coding analysis tools. Exceptional understanding of vendor products, business, and technology positioning.Advanced analytical and problem‑solving skills for assessing risks and proposing effective security solutions. Advanced client engagement and technical consulting skills with the ability to deliver on business targets. Extensive project management experience and familiarity with methodologies.Bachelor’s degree in information technology, Computer Science, or related fields. Certifications in Enterprise Architecture methodologies (e.g., TOGAF, Zachman) are essential. Workplace Type

Hybrid Working Equal Opportunity Employer

NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category.

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