Gerald began his career at Defence Science and Technology Agency (DSTA), focusing on strategic sourcing for various systems. He then moved to Media Development Authority (MDA), where he contributed to the procurement transformation efforts. At Economic Development Board (EDB), he played a key role in aligning procurement and finance functions in order to drive greater efficiencies. He subsequently did an attachment with DBS, working on their sustainable sourcing policies. He is currently on secondment at Ministry of Finance, where he leads the digital transformation and data strategy initiatives for government procurement.