Senior MS Access / VBA Consultant

Job Title : Senior MS Access / VBA Consultant

Location : Remote

The client is seeking a highly skilled technical consultant to support a homegrown VBA-based application called Star Tracker, built with MS Access Forms (front end) and SQL Server databases (back end). This engagement focuses on documenting the existing solution, refreshing and optimizing SQL Server databases, and providing maintenance support. The consultant will also produce comprehensive documentation to enable a clean handoff to the lead for upcoming migration of the solution to Snowflake.

Required Qualifications

• 5+ years of experience with MS Access, VBA, and SQL Server development and support.
• Strong SQL Server expertise including stored procedures, performance tuning, indexing, and data modeling.
• Experience documenting legacy systems and reverse engineering both database and application logic.
• Ability to quickly interpret and simplify complex VBA and Access form structures.
• Strong understanding of data architecture principles and migration considerations.
• Excellent communication skills for cross team collaboration and knowledge transfer.

Key Responsibilities

1. Application & Architecture Documentation

Entity relationship diagrams

2. SQL Server Database Refresh & Optimization

Index tuning

3. Application Maintenance & Support

4. Migration Readiness & Handoff

Partner closely with Optum Tech to prepare the solution for migration to Snowflake.

Ensure documentation is complete, structured, and migration friendly.

Participate in knowledge transfer sessions with technical and product teams.

Identify risks, gaps, or dependencies that may impact migration readiness.

Preferred Qualifications

Experience modernizing or supporting VBA / MS Access based applications.

Exposure to cloud data technologies-especially Snowflake-is a plus.

Familiarity with Optum's technology ecosystem or healthcare data environments.

Experience producing migration ready documentation.