Principal Systems Architect I - Workday

About the role

The Workday Solution Architect is responsible for the end-to-end architecture and design integrity of the Workday platform, turning business requirements into scalable, secure and supportable solutions. The role acts as the design authority for Workday, working across Business Teams, Workday functional specialists, IS Operations, Data, Security, Integration teams, Project Management and implementation partners. It is based in Sofia, Bulgaria, on a hybrid basis.

Key responsibilities

• Own the overall Workday solution architecture across HCM, Financials, PSA and related capabilities, defining principles, standards and guardrails and reviewing significant designs.
• Translate business requirements into Workday designs, lead or support design workshops and guide Workday Functional Leads and Analysts.
• Define integration patterns and standards, review integration designs and coordinate decisions affecting downstream systems.
• Ensure architecture complies with enterprise security principles, working with Security specialists on identity, SSO, roles, security groups and privileged access.
• Make sure architecture and requirements are reflected in the testing strategy, define acceptance criteria and support end-to-end and integration testing.
• Work with the Project Manager: identify architectural risks early, give input to delivery plans, validate partner designs and support the move from project delivery to BAU.

Required profile

• Significant experience designing enterprise solutions on Workday, across the full implementation lifecycle.
• Strong functional architecture experience in Workday HCM and Financials, and experience with Workday implementation/AMS partners.
• Ability to challenge business stakeholders and implementation partners constructively, with strong communication skills.
• Highly desirable: experience with Workday Financials, HCM, PSA, Adaptive Planning and/or P2P; enterprise architecture background; large-scale Workday transformation; architecture governance experience; Workday certifications; multi-entity or international organisation experience.

Required skills

• Workday architecture and solution design
• Enterprise integrations and data architecture
• Workday security concepts and access-control architecture