The Senior Estimator leads WDC’s estimating function and is accountable for preparing accurate, competitive and compliant tenders and expressions of interest that win work at the right margin and can be delivered by WDC’s project teams. The role owns the estimating process from tender receipt through to award and handover, in accordance with ES P01 Tender Management Procedure, across WDC’s core sectors: bulk earthworks, drainage, roads, land rehabilitation and pond closure, and civil works for gas, BESS, solar, wind and substation projects.

Reporting to the Chief Operating Officer, the Senior Estimator leads and develops the Estimator/s and Estimating Administrator, sets estimating standards and reviews estimates before they are presented to the Chief Operating Officer and Managing Director for approval. The role provides commercial, contractual and risk input to go/no-go decisions and supports project teams with pricing advice after award.

Key Responsibilities

- Lead, mentor and develop the Estimator/s and Estimating Administrator, building estimating capability and succession within the team
- Allocate and balance tender workload across the estimating team against the ES01 Tender Register and submission deadlines
- Conduct a formal tender handover to the Project Manager on award, covering the estimate basis, quantities, rate build-ups, methodology, assumptions, exclusions, qualifications and identified risks
- Attend tender site inspections and record findings on ES02 Site Visit Report
- Provide estimating support to project teams for the pricing of variations and scope changes when requested




- Review completed project costs and productivities against the tendered estimate and feed the lessons into WDC's estimating rates and methods
- Build and maintain working relationships with client estimating, procurement and contracts personnel

About you

- Identify client and site-specific HSE requirements during tender review and ensure the methodology and price allow for them
- Ensure every estimate and submission is prepared and checked in accordance with ES P01 before it is presented for approval
- Identify quality, testing and inspection requirements in tender specifications and ensure they are priced
- Ensure the ES01 Tender Register is kept current, including submission status, outcomes and lost-tender feedback
- Maintain WDC's estimating templates and rate build-ups for labour, plant, materials and subcontract work
- Ensure estimates accurately capture direct costs, preliminaries, indirect costs, risk and margin in line with the commercial settings approved by the Chief Operating Officer and Managing Director
- Obtain and assess supplier and subcontractor quotations using ES03 Trade Break Up Form and ES04 Quotation Request, ensuring competitive coverage and scope compliance
- Manage each tender from receipt to lodgement in accordance with ES P01
- Review contract terms and conditions, identify commercial and contractual risks, and propose departures and qualifications
- Develop construction methodology and program assumptions in consultation with operations

About us

Western Downs Civil (WDC) operates across WDC's core sectors: bulk earthworks, drainage, roads, land rehabilitation and pond closure, and civil works for gas, BESS, solar, wind and substation projects.

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📌 Senior Estimtor (Brisbane)
🏢 Western Downs Civil Pty
📍 Brisbane