Security Technical Architect

About This Role

Make an impact with NTT DATA Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive.

Your day at NTT DATA As a Security Technical Architect at NTT DATA, you'll design robust security architectures that safeguard our systems, applications, and infrastructure. Working closely with cross-functional teams, you'll integrate security requirements throughout the system design and development lifecycle, ensuring our technology solutions are secure, compliant, and industry-leading.

On a day-to-day basis, you'll be viewed as a trusted technical advisor, collaborating with developers, engineers, and project managers to embed security into every project. Your expertise in secure coding practices, network security, identity and access management, DATA protection, and other security domains will be instrumental.

You'll play a pivotal role in evaluating and selecting security technologies, creating and enforcing security policies, and leading incident response activities. By setting technical standards and providing pre-sales technical support, you'll help define how our solutions meet client objectives and regulatory requirements.

Your role extends to managing client proof-of-concept initiatives and ensuring a smooth transition from proposed solutions to delivery. You'll document executive summaries, statements of work, and network diagrams, oversee pricing formats, and validate proposals, making you a key player in bringing security-focused projects to life.

Key Responsibilities:

• Develop and maintain a comprehensive enterprise security architecture framework aligned with business strategy, technology roadmaps, and regulatory requirements.
• Lead the design and implementation of end‑to‑end security solutions across network, cloud, application, infrastructure, and data security domains.
• Conduct detailed security assessments of new and existing systems, identifying vulnerabilities and defining mitigation plans.
• Create and maintain security architecture documentation, including diagrams, patterns, reference models, policies, and standards.
• Act as a subject matter expert and advisor to IT, infrastructure, development, cloud, and product teams, ensuring security is embedded into all technology initiatives.
• Evaluate, recommend, and drive the adoption of emerging security technologies and advanced security capabilities.
• Partner with cross‑functional stakeholders to embed security into all phases of the technology lifecycle, from design through deployment and operations.
• Provide mentorship, technical guidance, and knowledge transfer to security engineering teams and broader technical teams.

To thrive in this role, you need to have:

• Bachelor’s degree in Computer Science, Information Security, or a related technical field; Master’s degree is preferred.
• CISSP certification (mandatory).
• Minimum of 8 years of cybersecurity experience, including at least 5 years in security architecture, design, or enterprise security engineering roles.
• Demonstrated experience designing and implementing security solutions within large, complex enterprise environments.
• Strong knowledge of industry security frameworks such as NIST, ISO 27001, SABSA, and secure architecture principles.
• Deep understanding of network security, cryptography, IAM, cloud security models, and modern application security practices.
• Additional certifications such as CISM, CRISC, TOGAF, or equivalent.
• Hands‑on experience securing cloud platforms such as AWS, Azure, or GCP.
• Excellent written and verbal communication skills with the ability to articulate complex technical concepts to both technical and non‑technical audiences.
• Strong analytical thinking, problem‑solving capability, and the ability to drive decisions in complex, multi‑stakeholder environments.

Workplace type: On-site Working

About NTT DATA NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world’s leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. Our consulting and industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is part of NTT Group, which invests over $3 billion each year in R&D.

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. Join our growing global team and accelerate your career with us. Apply today.

Third parties fraudulently posing as NTT DATA recruiters NTT DATA recruiters will never ask job seekers or candidates for payment or banking information during the recruitment process, for any reason. Please remain vigilant of third parties who may attempt to impersonate NTT DATA recruiters—whether in writing or by phone—in order to deceptively obtain personal data or money from you. All email communications from an NTT DATA recruiter will come from an @nttdata.com email address. If you suspect any fraudulent activity, please contact us .