Apex Systems
## Job Description# Senior BI Analyst* Partner with business users to understand reporting requirements and validate migrated solutions* Create comprehensive documentation for new data sources and reporting methodologies* **3-5+ years of experience with enterprise system migrations*** **Proven experience with data reconciliation and validation during system conversions*** Strong analytical skills with ability to navigate complex data model differences* Advanced SQL skills with experience in cloud data warehouses* Experience working with mainframe data sources and modern ERP systems (SAP knowledge highly valued)* Expert-level SQL proficiency for complex data extraction and analysis* Experience with AWS Redshift or similar cloud data warehouse platforms* Knowledge of SAP data models and/or Salesforce data architecture preferred* Familiarity with data validation methodologies and reconciliation processes* Proficiency with BI tools (Power BI, Tableau, or similar)* Understanding of utility billing data structures and customer information systems* **System Migration Experience**: Must have successfully managed data reporting transitions during large-scale system conversions* **Data Reconciliation Expertise**: Proven ability to identify, analyze, and resolve data discrepancies between different system architectures* **Technical Problem-Solving**: Strong capability to navigate complex data model differences and develop creative solutions* **Detail-Oriented Validation**: Meticulous approach to data certification and quality assurance* **Cross-Functional Collaboration**: Ability to work effectively with IT, business users, and vendor teams* Previous utility industry system migration projects* Experience with mainframe-to-modern system data conversions* SAP ISU or other utility billing system knowledge* Salesforce data architecture and reporting capabilities* AWS cloud platform experience
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