ServiceNow Enterprise Architect

Position Overview

Enterprise Platform Architecture

• Define and document the end-to-end ServiceNow architecture for greenfield Employee Centre deployment.
• Establish architectural principles and guardrails to prevent over-customisation.
• Define domain separation strategy where required.
• Design service taxonomy structure across enterprise domains.
• Define CMDB strategy including class hierarchy, service mapping, and ownership model.
• Establish role-based access control framework including role inheritance and approval visibility logic.
• Define environment strategy (Dev, Test, UAT, Prod) and release governance model.
• Define DevOps alignment and source control integration approach.
• Establish upgrade-safe configuration standards.
• Own architectural decision log and technical risk register.

Employee Centre & Information Architecture

• Define Information Architecture including homepage structure, service categorisation, and
• personalisation logic.
• Design contextual experience based on user role and organisational data.
• Define search strategy including metadata tagging, indexing, and knowledge alignment.
• Establish governance model for catalogue growth and taxonomy control.
• Ensure scalability and maintainability of UI Builder configuration.

Integration Architecture & Workforce Lifecycle Orchestration

• Define event-driven architecture between:
• o Oracle Fusion HR (authoritative workforce source)
• o Oracle Finance and Procurement modules
• o Saviynt IGA
• Define payload contracts, transformation standards, and validation controls.
• Establish synchronous vs asynchronous integration design.
• Define idempotency and reconciliation strategies.
• Define integration authentication model including OAuth 2.0 and token lifecycle handling.
• Define error handling, retry logic, and monitoring framework.
• Ensure closed-loop provisioning confirmation from Saviynt.

Security & Compliance

• Ensure alignment with ISO 27001 and enterprise security standards.
• Enforce least-privilege access model.
• Define field-level security for sensitive HR data.
• Validate segregation of duties within workflows.
• Ensure audit logging, traceability, and compliance reporting capability.

Vendor Governance & Technical Assurance

• Act as technical design authority in all design reviews.
• Approve High-Level and Low-Level Design documentation.
• Prevent unnecessary custom scripting.
• Challenge vendor design decisions where misaligned to enterprise architecture.
• Enforce performance and scalability standards.
• Ensure 100% documentation completeness before production release.

Operational Sustainability & Transition

• Define long-term ServiceNow operating model.
• Define service ownership RACI model.
• Establish KPI framework for platform performance.
• Define hypercare governance and cutover strategy.
• Ensure complete knowledge transfer to internal teams.
• Prepare platform for sustainable BAU operation post-engagement.

Experience

• 8–12 years ServiceNow experience.
• Proven greenfield enterprise implementation experience.
• Demonstrated experience acting as technical authority in vendor-led programmes.
• Strong Integration Hub and enterprise API integration experience.
• Experience integrating with Oracle Fusion HR or similar ERP platforms.
• Experience integrating with IAM platforms such as Saviynt or SailPoint.
• Experience designing workforce lifecycle automation (JML).
• Experience defining ServiceNow operating model and governance frameworks.
• ServiceNow Certified System Architect strongly preferred.

Skills

• Enterprise architecture mindset with strong technical depth.
• Strong understanding of identity lifecycle and access governance.
• Strong understanding of API authentication models.
• Ability to design scalable, upgrade-safe configurations.
• Strong stakeholder and executive communication skills.
• Ability to manage technical risk and enforce standards.
• Strong documentation discipline and structured thinking.