Plumbing Estimator

About the Company

This client is a trusted plumbing company based in Australia, delivering high-quality residential and commercial plumbing solutions. With a reputation built on reliability, precision, and customer satisfaction, this client takes pride in providing end-to-end services from design and installation to maintenance and repair - ensuring every project is completed to the highest standard.

Job Overview

The Plumbing Estimator will play a vital role in preparing accurate and competitive cost estimates for plumbing projects. This position involves interpreting plans and specifications, preparing material and labour take-offs, sourcing supplier quotations, and supporting project teams to ensure cost-effective and timely delivery. The ideal candidate has solid experience in plumbing or construction estimating, strong analytical and communication skills, and excellent attention to detail.

Key Responsibilities

• Analyse drawings, specifications, and scope of works to fully understand project requirements.
• Identify risks, assumptions, and exclusions; raise RFIs to clarify project details before pricing.

• Measure fixtures, pipework, valves, equipment, labour units, and preliminaries with precision.
• Ensure all quantities and calculations are complete and consistent with project documentation.

• Build cost models including materials, labour, plant, and overheads.
• Prepare and submit 1–4 detailed quotations per week, clearly outlining inclusions, exclusions, and terms.

• Obtain, review, and compare supplier and subcontractor quotations.
• Negotiate pricing and maintain an up-to-date preferred vendor list for key trades and materials.

• Recommend cost-effective materials, systems, or installation methods.
• Support project teams in identifying opportunities to improve efficiency or reduce costs without compromising quality or compliance.

• Log all estimating opportunities and maintain accurate tracking of quote status and follow-ups.
• Report on hit rates, conversion ratios, and quotation performance metrics.

• Prepare and issue Bills of Quantities (BOQs), project budgets, and purchase schedules.
• Conduct handover briefings with project and site teams to ensure a seamless transition from estimation to delivery.

• Update rate libraries and maintain historical cost data.
• Review tender outcomes, analyse wins/losses, and align future estimates with codes, standards, and WHS requirements.

• Proven experience as an Estimator in plumbing, construction, or related trade environments.
• Strong knowledge of plumbing systems, materials, and installation methods.
• Proficiency in estimating and tender management software (and Excel).
• Excellent analytical and numerical skills with a high level of accuracy.
• Strong communication and negotiation skills with suppliers and subcontractors.
• Ability to manage multiple quotes and deadlines efficiently.
• Understanding of Australian building codes, standards, and WHS compliance.