Sr Enterprise Architect

NTT Ltd.•Illinois, United States of America, TN

1d•Remote

About The Position

As a Senior Enterprise Architect at NTT DATA, you will lead the design of complex managed service solutions for our largest enterprise clients. Your role involves driving the strategic vision and direction for these solutions, combining technological expertise and business acumen to create IT strategies and roadmaps aligned with our clients' business objectives, KPIs, and SLAs. You will collaborate closely with the sales team during the presales process, participating in client meetings, writing proposals, and delivering presentations. Your insights will translate clients' business strategies into IT strategies and roadmaps, focusing on comprehensive solution design that spans multiple domains and geographies. Your Responsibilities will include integrating services, processes, applications, DATA, and technology through design processes, and leading complex solution design with both clients and internal service teams. You will contribute to our knowledge base by sharing best practices and fostering innovation within our teams and with our clients. You will develop business cases and roadmaps to optimize IT operations and deliver measured business value. This includes defining architectural principles, creating methodical transition roadmaps, managing large application and technology portfolios, and guiding governance to influence architectural outcomes. In your role, you will stay ahead of technology trends, synthesizing them with client imperatives to create compelling, value-driven solutions. Your work will influence IT strategies, ensuring alignment with enterprise strategies and business architectures.

Requirements

Bachelor’s or Master’s degree in Computer Science, Engineering, Information Systems, or related field preferred
8+ years of progressive experience in enterprise architecture or senior technology leadership roles
Demonstrated experience defining enterprise-wide architecture across multiple technology domains
Deep understanding of full-stack enterprise architecture including network, security, data center, cloud, digital workspace, and AI-enabling infrastructure
Experience building multi-year architecture roadmaps
Strong understanding of system interoperability, scalability, resilience, and governance

Nice To Haves

Enterprise architecture certifications (e.g., TOGAF or equivalent)
Experience supporting digital transformation or AI enablement programs
Experience in large, regulated, or complex global organizations

Responsibilities

Define and maintain the enterprise-wide technology architecture vision and roadmap
Align technology strategy with business objectives, digital transformation priorities, and growth initiatives
Establish architecture principles, standards, and governance models
Lead multi-year modernization and rationalization efforts across the technology landscape
Maintain end-to-end visibility across all major technology domains, including: Networking & Connectivity, Cybersecurity & Identity, Data Center & Hybrid Infrastructure, Cloud Platforms & Integration, Digital Workspace & End-User Computing, Data & AI Enablement Platforms
Ensure interoperability, scalability, security, and resiliency across domains
Eliminate siloed design approaches and drive cross-domain architectural cohesion
Define enterprise network strategy including core, edge, cloud connectivity, and segmentation
Ensure network architectures support security, performance, high availability, and future scalability
Align network capabilities with digital transformation and AI-driven workloads
Establish enterprise security architecture aligned with zero trust and defense-in-depth principles
Ensure security is embedded across infrastructure, identity, applications, and data layers
Provide oversight of regulatory, compliance, and risk-based architectural controls
Lead architectural strategy for on-premises, hybrid, and cloud-integrated data center environments
Drive modernization of compute, storage, virtualization, and resiliency frameworks
Ensure infrastructure supports high-performance, AI-ready workloads
Define architecture for modern workplace technologies including endpoint strategy, identity integration, secure access, collaboration platforms, and mobility
Ensure seamless, secure user experiences across distributed environments
Establish enterprise readiness for AI and advanced analytics initiatives
Ensure foundational capabilities in data architecture, compute scalability, security, and governance support AI workloads
Align infrastructure and security strategy to enable responsible and scalable AI adoption
Lead architecture review boards and cross-domain design authority forums
Provide executive-level guidance on major technology investments
Mentor domain architects and senior technical leaders
Ensure technology investments align with enterprise standards and long-term strategy