Senior Cost Manager

Senior Cost Manager (12‑Month Contract)Major Developer
Illumine is partnering with a major developer delivering multi‑billion‑dollar hyperscale data center infrastructure across Asia Pacific. We are seeking a Senior Cost Manager to join the client’s commercial and development team on a long‑term contract, supporting cost governance, supplier engagement and project controls across one of the fastest‑growing sectors in the country.
This role is highly rewarding, acting as the conduit between the client and consultants, ensuring cost discipline, commercial clarity and smooth workflows across a complex, high‑growth portfolio. You will work closely with senior leadership, project managers, design teams and external partners, contributing directly to the successful delivery of major capital projects.
Why ApplyWork with a major hyperscale developer shaping Australia’s digital infrastructure.Be embedded in a multi‑billion‑dollar project environment with genuine scale and complexity.Act as the central commercial link between client and suppliers; high visibility, high impact.Join a high‑growth industry with opportunity for professional growth.Enjoy a supportive, collaborative office culture with strong leadership and clear direction.Attractive long-term contract.
Key ResponsibilitiesLead cost planning, cost reporting and cost governance across major capital works.Manage cost estimates, budgets, forecasts and financial modelling for hyperscale development.Review, challenge and validate supplier pricing, variations, claims and commercial submissions.Maintain cost registers, dashboards and project controls documentation with high accuracy.Support procurement strategy, tender evaluation and commercial negotiations.Coordinate workflows between client teams, suppliers, consultants and contractors.Prepare clear, high‑quality commercial documentation, reports and presentations.Drive consistency, discipline and transparency across cost processes and commercial governance.
About YouSenior Cost Manager or Cost Engineer with experience in infrastructure, data centers, utilities or large‑scale construction.Strong capability in cost planning, estimating, forecasting and financial modelling.Confident communicator able to manage suppliers, challenge assumptions and maintain strong relationships.Highly organized, process‑driven and comfortable managing multiple workflows.Skilled in cost systems, registers, dashboards and commercial reporting tools.Able to produce polished, client‑ready documentation with clarity and precision.
Contract Details12‑month consulting contractMelbourne CBD Competitive daily rate(ABN)