Job Description
Leading Hand Carpenter / Site Supervisor in Training
Mastery Co is seeking an experienced Leading Hand Carpenter to step into an onsite leadership role on a substantial alterations and additions project valued at $800,000–$850,000.
This is a project-based contract, running for roughly 8-9 months.
This is more than a carpentry role it's a genuine mentoring pathway toward your Supervisor's Licence, with hand‐on experience you won't find anywhere else in the industry.
As a Design + Construct firm, we've produced all the plans, documentation, 3D models, and approvals for this project in‐house.
You'll work directly from a detailed 3D model and cutting list, giving you rare visibility into the accuracy, efficiency, and "back of house" systems that most tradespeople never get to see.
It's a genuine opportunity to understand both sides of a project - the build, and the design and organisation behind it.
What You'll Be Doing
Working full‐time on the tools as Leading Carpenter, driving day‐to‐day construction
Supervising and coordinating subcontractors to keep the project tracking to schedule
Taking ownership of the project schedule and site progress
Working directly from 3D models and cutting lists to execute carpentry and building elements with precision
Being mentored directly by our Director, Mitch a licensed builder and qualified Building Designer




Gaining documented supervisory experience that can be referenced for your future Supervisor's Licence application
About You
Ambitious and self‐sufficient, with a genuine drive to progress toward site supervision
Experienced Leading Hand Carpenter ready to take the next step in your career
Comfortable running a site and coordinating subcontractors with minimal oversight
A great communicator who can liaise confidently with subcontractors, our team, and our Director
A team player who takes pride in contributing to a well‐run, well‐organised project
Interested in construction documentation, 3D modelling, and how a project is organised behind the scenes
Reliable, schedule‐driven, and takes pride in accurate, efficient work
Available for an immediate start, full‐time
What We Offer
Direct mentorship from our Director Mitch Chilton - a Licensed Builder and Building Designer
A clear pathway and documented experience toward your Supervisor's Licence
Rare exposure to the design, documentation, and 3D modelling side of a Design + Construct business
Project‐based contract, roughly 8-9 months, on a well‐organised, well‐documented project
About Mastery Co
Mastery Co is a Design + Construct building company where our Director designs and builds every project, with a robust focus on Passivhaus principles across our work.
We handle the full journey design, documentation, approvals, and construction giving our team unmatched clarity and organisation on site.

📌 Leading Hand Carpenter / Site Supervisor In Training (New South Wales)
🏢 Mastery
📍 New South Wales