Senior Cybersecurity Architect Job at NTT DATA (Singapore)

Job Description

Senior Cybersecurity Solutions Architect will be responsible for leading client engagements, RFP responses, developing service offerings and participating in pre-sales process including development of proposals and estimates. This role requires technically strong individual with diverse expertise across Network, Cloud and Infrastructure security competencies who is confident under pressure and has demonstrated these skills in large scale Enterprise Security designs for the clients.

Job Responsibility

Lead and support RFP/RFI responses, including solution design, proposal development, pricing, presentations, Statements of Work (SOW), and other techno-commercial documentation
Design, architect, and position end-to-end cybersecurity solutions aligned with customer business, operational, security, compliance, and economic requirements
Assess and translate client business and security requirements into formal solution architecture, technical specifications, and implementation strategies
Develop current-state, transitional, and future-state security architecture roadmaps, including migration and modernization strategies
Create secure solution architectures across network, cloud, infrastructure, application, identity, data, and AI environments using security-by-design and Zero Trust principles aligned with frameworks such as NIST CSF and ISO 27001
Design and validate secure architectures for AI-driven and agentic systems (LLMs, RAG, autonomous agents), including governance, identity, auditability, and protection against risks such as prompt injection, data poisoning, and model/data leakage
Define and implement security controls across cloud, hybrid, and AI/LLMOps environments, including IAM, encryption, segmentation, compliance, and policy enforcement
Conduct security architecture reviews, proof-of-concepts (POCs), design workshops, due diligence sessions, and technical assessments with customers and stakeholders
Identify and evaluate alternative architectures and analyze trade-offs across security, scalability, performance, operational complexity, and cost
Work closely with Product teams, OEMs, partners, and third-party providers to develop optimized and commercially viable solution designs and finalize Bills of Materials (BoMs)
Ensure solutions comply with cybersecurity, regulatory, and data protection requirements including GDPR, PCI-DSS, MAS-TRM, and enterprise governance standards
Support cybersecurity modernization initiatives across Zero Trust, SecOps, cloud security, AI security, CTEM, identity security, and emerging technologies
Advise customers on security strategy, threat/risk mitigation, cloud transformation, AI security governance, secure application design, and operational best practices
Keep up to date with emerging cybersecurity technologies, AI security trends, licensing models, architectures, and vendor product capabilities
Collaborate with cross-functional architecture, engineering, operations, and business teams to ensure optimal and integrated solution outcomes
Defend and present proposed end-to-end security solutions to customers, partners, and internal stakeholders throughout the presales and solution lifecycle
Contribute to the development of new security services, offerings, and go-to-market initiatives

Requirements

10+ years of experience as an Individual Contributor in Security Presales / Security Business Development
Should have excellent knowledge in creating High level & Low-level Design document, proposal writing skills, Bill of Material Preparation and writing Scope of Document
Certification and working knowledge of Enterprise Architecture methodologies (for example, TOGAF, Zachman, SOA, ITIL, COBIT, etc.)
Effective communication skills (written and verbal) with the ability to present complex security solutions to both technical and executive audiences
Strong understanding of technical partnerships and GTM strategies, particularly in working with OEMs
Well versed in solution different cybersecurity domains - Network Security & ZTNA, ZTA, SecOps & AI in SecOPS, Cloud Security, Identity Security, Governance Risk and Compliance, AI Security & Emerging Techs
Excellent Interpersonal & Collaboration Skills

Nice to have

Certifications like CISSP, CISM are good to have
Experience collaborating with cross-functional teams, including sales, engineering, and GTM Innovations

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Senior Cybersecurity Architect

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