David Sullivan

David Sullivan has a strong background in the rail industry, with experience in signal maintenance, protection technician work, and as a senior technical officer. David has worked with companies such as JMDR, Ventia Pty Ltd, and SBL, taking on roles that involve installation, testing, and commissioning of rail infrastructure. David's career began with KiwiRail as a signal maintainer and has since progressed to more technical and leadership positions.