AECOM’s Program, Cost Consultancy team is seeking a Principal Quantity Surveyor / Senior Cost Manager to join our Sydney team.We are looking for an experienced leader to deliver and oversee complex projects across sectors such as Building Services, MEP Infrastructure, Data Centres, Healthcare, Energy Infrastructure, and other high-profile engineering projects. This role is pivotal in driving strategic growth, delivering exceptional project outcomes, and mentoring our high-performing team.How you'll make a differenceLead quantity surveying and cost management services for NSW’s and Australia’s most iconic infrastructure projectsDevelop and manage cost planning, estimating, risk assessment, and value engineering strategiesProvide high-level strategic advice to clients, ensuring optimal commercial outcomes and project successCollaborate with multidisciplinary teams locally and nationally, fostering knowledge sharing and integrationMentor and develop junior staff, ensuring technical excellence and team growthDrive business development by identifying opportunities, supporting bids, and building client relationships.