Cost and Commercial Lead, Sydney Mace combines global delivery consultancy experience to unlock potential in every person or project and redefine the boundaries of ambition. Our values shape the way we consult and define the people we want to join us on our journey. The project: This is a complex, large scale, infrastructure programme in Sydney that will benefit the people and bring a positive impact to the community. Working with an amazing client and talented Mace team, this project will be of incredibly high-quality standards in a heavily regulated environment, suiting people with similar project experience that operate with the highest integrity and professionalism. You’ll be responsible for: Leads cost and commercial delivery, overseeing valuations, cost control, reporting, and post‑contract documentation. Manages senior teams, providing leadership, coaching, and driving continuous improvement across all activities. Oversees assessment of costs, design changes, contract awards, delay claims, and client‑related charges. Ensures timely issuance of certificates, completion requirements, and agreement of final accounts. Implements best‑practice processes, performance improvement cycles, and transformational change. Collaborates with stakeholders while supporting carbon‑reduction goals and sustainable delivery. You’ll need to have: Technical leadership across commercial strategy, estimation, contract administration, and packaging for major programmes. Experience delivering commercial strategy and procurement within complex client ecosystems, ideally aviation. Proven commercial management expertise with strong risk, change, contract, and cost analysis capability. Strong stakeholder leadership with excellent communication and deep knowledge of sustainability, social value, and carbon reduction. Our values Safety first - Going home safe and well: We champion a safe, diverse and inclusive working environment, understanding the importance of wellbeing in every team. Client focus - Deliver on our promise: We own the quality of deliverables, strategic outcomes and build long term relationships with our clients. Integrity - Always do the right thing\: We influence positive outcomes within our industry, while always aligning with our compliance obligations. Create opportunity - For our people to excel: We champion a continuous improvement culture throughout all activities, inspiring our people and teams to develop. Mace is an inclusive employer and welcomes interest from a diverse range of candidates. Even if you feel you do not fulfil all the criteria, please apply as you may still be the best candidate for this role or another role within our organisation. We are also open to discussing part time, flexible, and hybrid working options if suitable with-in the role.