🔨 Experienced Estimator & Project/Contracts Administrator Roles – Luxury Residential Builder

Greenbuild Constructions | Full Time | Beresfield

Are you a detail-driven Estimator or Contracts Administrator with a passion for architecturally designed luxury homes? Do you thrive in a tight-knit, values-led team where your contribution directly impacts the success of the company and each project?
Join Greenbuild Constructions — a multi-award winning design and construct builder — and take ownership of a diverse, rewarding role in either estimating or contracts administration (or Both).

We are currently expanding and looking to fill 2 roles:

👉 1. An Estimator to lead sales, quoting/ tendering and pre-construction phases
👉 2. A Project/Contracts Administrator to drive project delivery and financial control

🏡 About Us
Greenbuild Constructions is a boutique residential builder, specialising in high-end architectural homes throughout the Hunter and Newcastle region.

We are proud to be recognised as one of Australia’s leading custom home builders, with recent accolades including:

HIA Australian Renovation / Addition Project of the Year – 2025 Finalist

HIA Hunter Renovation / Addition Project of the Year – 2024

HIA Australian People’s Choice Home of the Year – 2023

HIA Australian Bathroom of the Year – 2023

MBA Residential Builder of the Year – 2022

HIA Hunter Home of the Year – 2022

We manage 4–5 large-scale custom builds at a time, each spanning 12–18 months, and deliver premium homes through a fully integrated design-and-construct model with our in-house architecture team.

Our team culture is supportive, professional, and down-to-earth — we enjoy what we do and work together to produce homes of exceptional quality.

📐 Role 1 – Estimator (Design & Pre-Construction Focus)

You’ll be responsible for producing accurate estimates, cost plans, BOQs and tender submissions during the design and quoting phase of our projects. Also contribute to the business processes and software systems implementation.

Key Responsibilities:

Prepare BOQs and detailed cost estimates

Assist sales quoting and value engineering

Develop tender specs and trade packages

Obtain subcontractor and supplier pricing

Help lead the upgrade and rollout of new estimating software

Interface with our design team and construction/ site team.

You’ll Bring:

3+ years’ experience in residential estimating

Buildxact, Excel, or similar estimating platform experience

Strong attention to detail and pricing accuracy

Strong understanding of estimating/ quantity surveying practices, tendering processes and estimating software

📂 Role 2 – Project/Contracts Administrator (Delivery Focus)

This role supports our project team during construction, helping with scopes, specs, purchase orders, and financial tracking from start to finish, including managing key relationships with clients and relevant project stakeholders.

Key Responsibilities:

Create scopes of work and specification docs

Prepare and issue purchase orders

Track budgets, variations, and payment schedules

Liaise with consultants, suppliers, and subcontractors

Assist with scheduling in Smartsheet in conjunction with PM and Site Managers

Keep project documentation accurate and up to date

You’ll Bring:

3+ years’ experience in a construction admin or contracts admin role

Excellent organisation and communication skills

Proactive and thorough approach to systems and detail

Bonus: Familiarity with Smartsheet or similar scheduling tools and other project management software

👤 About You
You’re methodical, systems-minded, and enjoy creating clarity and control through great documentation and diligence.

You’ll bring:

3+ years of residential estimating / contracts admin experience (custom or high-end preferred)

Strong understanding of building methods, materials, and pricing across trades

Proficiency in Buildxact, Excel or similar estimating / project management tools

Clear written and verbal communication skills

A proactive, self-managed approach to workload and collaboration

Bonus Points For:

Qualifications in Construction Management or Quantity Surveying

Exposure to a range of estimating platforms and digital tools

Experience using software such as Smartsheet, SketchUp or Buebeam (not essential)

🚀 Why Join Greenbuild?

Work with an award-winning builder on custom architectural homes

Competitive salary (based on experience)

Career development opportunities as the company grows — potential to step into leadership or PM pathway

Potential for hybrid working flexibility after training period

Friendly, close-knit team that values precision, innovation, and culture fit

Work on fully custom architecturally-designed homes with a high-performing builder

Discretionary bonuses and potential future vehicle package as role evolves

📨 Apply Now
If you’re ready to join a company that values quality, trust, and innovation — and work on some of the region’s most exciting custom homes — we’d love to hear from you.

👉 Submit your resume and a short cover letter outlining your experience and career aspirations.