Estimator – Contracts Administrator – Project Administrator

We are a family-owned metal roofing company based in Brendale, Queensland, delivering expert roof plumbing services across residential, commercial, and industrial construction sectors. Specialising in medium to large-sized projects, we have become renowned for our exceptional workmanship, technical expertise, and unwavering commitment to the highest standards of quality & service.

We are seeking a highly versatile and detail-oriented professional to join our team in a full-time capacity. This dynamic, multi-faceted role encompasses responsibilities including, but not limited to, estimating, contract administration, and project administration.

This role involves project estimates and providing comprehensive contract administrative support throughout the full project lifestyle - from tender submission through to completion and final sign-off.

What We Offer

- A stable, well-established business with a strong pipeline of work
- Supportive team workplace
- Variety in your day – no two days are the same
- Opportunity to grow your skills across estimating, contracts administration and customer engagement
- Competitive salary aligned with experience

About You

Proven experience estimating residential, commercial & industrial roofing and cladding projects

Strong plan interpretation and take-off capability

Exceptional attention to detail with strong commercial awareness and margin discipline

A highly articulate verbal & written communicator, with a strong structured approach to problem solving and information delivery

A team-orientated mindset with a collaborative approach





Excellent time management kills and ability to manage & prioritise an unpredictable workload

Experience in BuildXact or similar CAD programs desirable

Current Qld Driver's licence

Comfortable working autonomously while also supporting and collaborating effectively with team members

Should have basic knowledge about building and construction, particularly roof plumbing.

Advanced IT skills, specifically Microsoft Word, Excel and Outlook & estimators/take off software

Experience dealing with a range of professionals from sub-contractors to builders to architects

Highly Regarded

Experience with metal roofing productts & systems

Trade oronsite skills highly desirable

Working at Heights

White Card

A miniumum of 10 years' experience in the construction industry

About The Job

Estimating & Quoting (Core Function)

Reporting to the Director & Business Manager, you will oversee the final submission of tenders/quotations to the client, ensuring the quote submissions are documented on time, accurate and profitable. Duties include:

Complete detailed take-offs from plans and specifications (roofing, flashings, gutters, downpipes, accessories)

Prepare accurate and competitive estimates for residential & commercial projects.

Interpret plans, elevations, specifications, and site details

Price materials, labour, plant,



and subcontractor costs / Maintain a register of approved suppliers and price lists.

Issue structured quote packages with clear inclusions and exclusions

Manage revisions and document assumptions / Provide pricing for variations and revisions in accordance with client requests and other associated construction requirements.

Protect margin integrity

Management of end-to-end estimating function including take-offs, BOQ's and compiling quotes/tender submissions

Develop a programme of works.

Ensure all documentation such as, contract inclusions, specifications and bill of quantities are correct and consistent with the plans prior to quote submissions.

Identify cost risks and opportunities within various tender submissions

Strong industry knowledge including structural engineering, building design principles and the ability to identify design issues through to scope of works.

Procurement administration services including sourcing suppliers and negotiating rates

Follow up on quote submissions assisting with securing new projects

Contract Administration

The successful applicant will play an important role in supporting and protecting our commercial interests through effective and efficient contractual reviews, negotiations and management. Duties include:·

Provide pre-contract stage support and review contracts of prospective clients.

Administering contracts

Identify, track, analyse and present contract scope change variations and other issues.

Review financial performance (margins) on projects.

Abilityto manage critical negotiations and work through ambiguous and conflicting

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📌 Estimator – Contracts Administrator – Project Administrator (Eton)
🏢 Simpson Roofing
📍 Eton