- 16 RAFFLES QUAY Central Region (Singapore) Singapore

Working Location
Job Description
Responsibilities
We are looking for a highly experienced Workday HCM Enterprise Architect to lead the architecture, design governance, and strategic evolution of our global Workday HCM platform. This role will drive the end-to-end HCM architecture spanning Core HR, Talent, Workforce Management, and Payroll, ensuring alignment with our global people strategy and enabling a consistent, scalable, and compliant digital HR ecosystem. You will act as a trusted advisor to HR and IT leadership, shaping how Workday supports business growth, workforce transformation, and employee experience at scale.
Key Responsibilities
Define HCM Architecture Strategy & Roadmap
Own the enterprise HCM architecture vision for Workday
Define a multi-year roadmap aligned with HR transformation priorities
Establish design principles:
“Adopt standard Workday capabilities”
Global template with controlled localization
Data-first and API-first architecture
Drive simplification of legacy HR systems and rationalization into Workday
Lead End-to-End Workday HCM Architecture
Architect scalable, integrated solutions across:
Core HCM (Worker data, org structures, job architecture)
Talent & Performance (Goals, reviews, succession)
Recruiting (End-to-end candidate lifecycle, ATS integration)
Compensation & Benefits
Absence & Time Tracking
Payroll (global and local integrations)
Key accountabilities:
Define global design standards for:
Job architecture (job families, profiles, leveling)
Organizational hierarchies
Worker lifecycle processes (hire → retire)
Lead cross-functional solution architecture across HCM domains
Ensure consistency across regions and business units
Own Employee Lifecycle Architecture
Design and optimize hire-to-retire processes, including:
Hire, onboarding, job changes, transfers, and offboarding
Talent lifecycle (performance, development, succession)
Compensation cycles and workforce planning
Employee and manager self-service experiences
Drive:
Process standardization
Automation and workflow optimization
Experience-centric design
Integration & Ecosystem Architecture (HCM-Focused)
Define integration strategy across HR ecosystem:
Payroll vendors
Benefits providers
Identity management systems (IAM / Azure AD / Okta)
Learning platforms, talent marketplaces
Establish integration patterns:
Real-time (APIs)
Event-driven
Batch (EIBs)
Govern integrations using:
Workday Studio
Middleware (MuleSoft, Boomi, Azure Integration Services)
Key goals:
Eliminate redundant HR systems
Reduce point-to-point integrations
Enable reusable integration services
HCM Data Architecture & Governance
Define Workday as the system of record for workforce data
Establish data governance for:
Worker data
Organizational data
Talent and performance data
Define:
Data ownership and stewardship
Data quality standards and controls
Align Workday data with:
Enterprise data platforms (data lake / analytics)
People analytics and reporting strategy
Security, Privacy & Compliance
Design Workday HCM security model, including:
Role-based access
Domain security policies
Business process security
Ensure compliance with:
PDPA / GDPR and regional labor regulations
Oversee:
Segregation of duties
Audit readiness and controls
Partner with IAM teams for:
SSO / MFA integration
Identity lifecycle management (joiner/mover/leaver)
Govern Delivery & Design Authority
Act as architecture authority for all Workday HCM initiatives
Review and approve solution designs from:
Implementation partners
Internal product teams
Ensure adherence to standards and minimize customization
Identify and mitigate risks:
Over-customization
Data inconsistencies
Integration failures
Workday Release & Platform Evolution
Own Workday biannual release impact assessment
Define feature adoption strategy
Drive continuous improvement:
Platform optimization
Technical debt reduction
Establish testing and regression strategies
Stakeholder & Executive Engagement
Partner with:
CHRO and HR leadership
CIO / Enterprise Architecture teams
Translate architecture into business value and outcomes
Lead architecture discussions in:
Steering committees
Transformation programs
Influence decision-making at executive level
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