A consortium between Gamuda Australia and Laing O'Rourke has been awarded a contract to start tunnelling on the Sydney Metro West project. With TBM works recently commenced, the Gamuda Australia Laing O'Rourke Consortium is looking for a skilled Senior Site Administrator to support the project and commercial management team on this major infrastructure project. About the role Manage financial records such as expenses, invoices, and purchase requisitions. Assist with the preparation of monthly reports and agendas. Support the project functional teams such as commercial, procurement and HSEQ, with administration support and records management. Support the project leadership team with management of calendars, booking meetings, managing correspondence and collating monthly expense claims as required. Utilise the document control system for the project to ensure that any required information is updated and distributed. Managing Register's ensure all data has been captured, i.e., Subcontractor Information, Commitment & Variations. Assess and process subcontractor monthly progress claims on external and internal systems Your skills and experience Prior experience in a Site administrative role, preferably on large infrastructure projects. Ability to build strong working relationships with the team, the client and key stakeholders. Extensive knowledge of MS Outlook, SAP, Word, Excel, PowerPoint. Construction includes the delivery of 9 kilometres of twin, metro rail tunnels between Westmead and Sydney Olympic Park; excavation of new station boxes at Westmead and Parramatta; earthworks, utilities and connecting tunnels for a Maintenance and Stabling Facility at Clyde; a precast concrete segment factory at Eastern Creek; and a services facility, crossover structure and excavation to support tunnelling operations at Rosehill. The Gamuda Australia Laing O'Rourke Consortium combines global and local innovation, with leading expertise in delivering complex tunnelling and engineering projects. The Consortium encourages and supports a diverse and inclusive workforce, including those from overseas, current Visa holders, and candidates from outside the construction and engineering sector. We engage, enable and empower our people. We want to speak with candidates who embrace inclusion and flexibility as keys to success.