Callista

• Support end-to-end ERP data migration for Microsoft Dynamics 365 Business Central • Analyze legacy systems and contribute to data mapping and transformation design • Execute migration cycles including data loads, validation, and reconciliation • Act as a bridge between business and technical teams during migration activities • Support data quality assessments and ensure consistency across systems • Assist in integration topics where required (interfaces, data flows) • Troubleshoot migration issues and support stabilization phases • Ensure adherence to data governance and quality standards • Document migration logic, mappings, and outcomes

• Design and execute data migration strategies (ETL) for Microsoft Dynamics 365 Business Central (ERP) • Analyze legacy ERP systems, data structures, and data quality to ensure clean and consistent data transfer • Support requirement validation and ensure alignment between business needs and implemented ERP solutions • Define and implement data mappings, transformation logic, and validation rules • Build and manage integrations between Business Central (ERP) and third-party systems (APIs, middleware, Azure services) • Support technical solution design with a focus on performance, scalability, and reliability • Execute data validation, reconciliation, and migration testing • Troubleshoot and resolve technical issues during implementation and hypercare phases • Collaborate closely with architects, developers, and business analysts to ensure end-to-end ERP delivery • Ensure compliance with data governance, security, and IT standards • Document technical designs, migration logic, and integration flows

• Prepare and support financial data migration into Microsoft Dynamics 365 Business Central (ERP) • Structure, cleanse, and validate general ledger, subledger (AP/AR), and fixed asset data • Support data loading activities including journals, opening balances, and master data • Ensure accuracy and completeness of financial data prior to migration • Assist in fixed asset setup, migration, and reconciliation • Support finance teams during data validation and reconciliation cycles • Identify and resolve data inconsistencies in collaboration with business stakeholders • Contribute to migration templates, data structures, and validation rules • Document data preparation steps and reconciliation results

• Design and implement modern data warehouse architectures • Lead migrations and modernization of existing DWH systems • Analyze and translate business and technical requirements into scalable, architecture-compliant solutions • Collaborate closely with internal stakeholders and cross-functional teams • Ensure data governance, security, and compliance with regulatory requirements in Switzerland • Further develop and optimize data platforms and reporting solutions • Define and enforce naming conventions, self-service approaches and scope boundaries; propose tools and produce guidelines

• Design and implement modern data warehouse architectures • Lead data migration and modernization of existing DWH systems • Analysis and translation of business and technical requirements into scalable, architecture-compliant solutions • Collaborate closely with internal stakeholders and cross-functional teams • Ensure data governance, security, and compliance with Swiss regulatory requirements • Continuously develop and optimize data platforms and reporting solutions • Development and enforcement of naming conventions, self-service approaches and boundaries, tool recommendations, and guidelines

• Exciting projects involving ServiceNow implementations, extensions, optimizations, and integrations • Remote, hybrid, or on-site work depending on the project