Senior Data Engineer/ba - Sas/etl III

Sr Data Engineer/BA- SAS/ETL III

Location: Cincinnati, OH (Onsite)

Length: 6 months

Pay Range: $61-$70

Key Responsibilities

• Design, develop, and maintain complex Microsoft Access databases, including front-end and back-end split architectures
• Optimize VBA code, queries, forms, and reports for performance, stability, and usability
• Analyze and refactor legacy Access applications that support risk, regulatory, and lending-related workflows
• Integrate Access applications with enterprise data sources (e.g., DB2, SQL Server, Snowflake) using ODBC/OLE DB connectivity
• Reverse-engineer existing solutions to identify:
  • Critical data elements
  • Embedded business logic
  • Data lineage and system dependencies
• Collaborate with business partners across functions such as risk, finance, and underwriting to translate functional requirements into technical solutions
• Support data validation, reconciliation, and audit processes required for regulatory and compliance reporting
• Develop and maintain technical documentation, including:
  • Data models
  • Process flows
  • Transformation and business logic
• Partner with data engineering teams to plan and execute migrations from Access-based solutions to modern data platforms (e.g., Snowflake, dbt)
• Ensure adherence to enterprise data governance, security, and control frameworks

Required Qualifications

• 5+ years of hands-on Microsoft Access development experience
• Strong expertise in:
  • VBA programming (including use of Windows APIs)
  • Complex SQL (joins, aggregations, performance tuning)
  • Access forms, reports, macros, and linked tables
• Proven experience managing Microsoft Access application lifecycle activities, including:
  • Migration across Access versions and environments
  • 32-bit to 64-bit conversion of Access applications and VBA code (e.g., PtrSafe, API declarations, ActiveX compatibility)
  • Resolution of broken references, deprecated components, and control issues
  • Regression testing and validation following upgrades
  • Minimizing disruption to business-critical workflows
• Experience working with large, complex legacy application ecosystems
• Strong understanding of relational data modeling and normalization principles
• Hands-on experience integrating Access with enterprise databases (DB2, SQL Server, Snowflake, or similar platforms)
• Demonstrated ability in code analysis, reverse engineering, and technical documentation
• Experience working in regulated environments (e.g., financial services, insurance, highly governed industries)
• Strong stakeholder communication skills and demonstrated business analysis capability

What Good Looks Like

• Able to quickly stabilize complex and poorly documented Access environments
• Thinks in terms of end-to-end data flows and data products—not just individual tools or applications
• Effectively balances short-term stabilization needs with long-term modernization strategy
• Comfortable navigating tribal knowledge gaps and undocumented legacy logic
• Demonstrates strong ownership and accountability in high-risk, high-visibility environments

EEO Employer

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at employeeservices@apexsystems.com or 844-463-6178.