Responsibilities Own end-to-end SAP solution architecture across SAP S/4HANA RISE and SuccessFactors, ensuring alignment with Certis' target operating model, enterprise architecture standards, and long-term digital roadmap rather than a technical re-implementation of current SAP ECC. Translate complex business requirements into scalable, secure, and compliant SAP solutions, leveraging SAP best practices while balancing functional fit, extensibility, controls, and reporting requirements. Act as the architectural authority to challenge, validate, and approve System Integrator (SI) designs and proposals, ensuring solutions address true business capabilities and outcomes rather than convenience-driven 'standard' configurations. Drive a Clean Core strategy, maximising standardisation and fit-to-standard adoption; identify functional gaps and define appropriate extensibility options using in-app extensibility and SAP Business Technology Platform (BTP). Establish and govern architectural desi...