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As a Senior Solutions Architect at NTT DATA, you will play an essential role in collaborating with clients and internal teams to create advanced, transformational designs and architectural visions for complex solutions.
Job Responsibility:
Design and lead end-to-end cybersecurity architectures for large organizations, covering enterprise IT infrastructure, hybrid environments, and operational technology (OT/ICS)
Architect and oversee Security Information and Event Management (SIEM) and security monitoring solutions to support threat detection, incident response, and continuous security improvement
Design secure network architectures including: Firewalls and next-generation firewalls (e.g., Fortinet or equivalent technologies), Network segmentation and micro-segmentation, Secure site-to-site and hybrid connectivity, Zero Trust principles
Develop integrated security ecosystems by connecting multiple security technologies (SIEM, EDR, NDR, IAM, SOAR, vulnerability management, etc.) into a cohesive, interoperable architecture
Design and secure hybrid and cloud environments (public, private, multi-cloud), ensuring secure integration with on-premises infrastructure
Provide architectural leadership in the protection of industrial control systems (ICS) and operational technology (OT) environments, particularly in manufacturing or critical infrastructure sectors
Ensure solutions align with relevant security standards, frameworks, and regulatory requirements (e.g., ISO 27001, NIS2, IEC 62443, NIST, GDPR, etc.)
Conduct architecture assessments, identify risks, and propose remediation strategies
Create architecture documentation, roadmaps, and proof of concepts (POCs)
Act as a trusted advisor to clients, translating business risks into technical security solutions
Present complex technical topics clearly to both technical teams and executive management
Mentor junior architects and engineers and contribute to internal knowledge sharing
Monitor industry trends and emerging cybersecurity technologies to continuously evolve the security portfolio
Requirements:
8+ years of professional experience in IT infrastructure and cybersecurity
Proven experience designing security architectures for large or multinational organizations
Experience working in complex enterprise or managed services environments
Strong background in consulting and client engagement
Experience in agile and transformation-driven environments is advantageous
Strong experience designing enterprise-level security architectures across IT infrastructure
Deep understanding of layered security models and defense-in-depth strategies
Experience with reference architectures and security design frameworks
Advanced hands-on experience with SIEM platforms
Understanding of log management, correlation rules, threat intelligence integration, and use case development
Experience integrating SIEM with SOAR and other detection/response tools
Practical knowledge of securing industrial environments (ICS/SCADA systems)
Understanding of industrial protocols and segmentation strategies
Familiarity with IEC 62443 or similar industrial security standards
Strong expertise in: Next-generation firewalls (e.g., Fortinet or similar vendors), VPN technologies and secure inter-site connectivity, Network access control (NAC), IDS/IPS solutions