John Walker

John Walker is a Principal Engineer at Colonial First State, where they focus on SQL Server and SSIS. With a career spanning over two decades, John has held various roles, including Development Specialist at Commonwealth Bank and SQL/Business Intelligence Data Engineer at HotelsCombined.com. John began their career as an Analyst/Programmer at Hawkesbury Nepean Catchment Management Trust and has also worked as a Database Administrator and Systems Analyst/Programmer at Cash Services Australia. In addition to their professional experience, John served as a tutor at Western Sydney University from 1997 to 2001.