Reports to: Project Manager / Directors) supersedes the previous project-specific Commercial Supervisor job description Purpose
The Commercial Supervisor is accountable for the on-site delivery, program, quality and cost performance of the clients commercial packages - ceilings, partitions, plastering and fitout. The role runs the day-to-day operation on each assigned commercial project: setting out and directing the work, managing subcontractors, controlling quality through ITPs, keeping the package on the builder's program, and protecting margin through accurate dayworks, variations and claims. This document sets out the standard scope of the role and applies to every commercial project the Supervisor is assigned to.
Project Delivery & Program
Set out wall and ceiling framing from the architectural and engineering drawings, and confirm lines, levels and set-outs before work proceeds
Know the builder's current program and lookahead at all times, and keep package on schedule
Order materials in advance so they are on site before installation, with correct delivery and access details
Coordinate hoisting, cranage and material handling across multiple levels
Pick up any variations to the plans early and confirm scope before proceeding
Raise program delays with the builder and as soon as they are known, not after they bite
Get on top of issues before they hold up following trades
Quality Control & ITPs
Quality is controlled stage by stage, not at the end.
Complete an ITP at the end of each stage - framing, insulation, noggins and door frames, sheeting and setting
Catch defects early, before a stage is closed out or covered up
Confirm fire-rated, acoustic and seismic details are installed and inspected to specification
Do not pass a hold point without the required sign-off
Take detailed photos and videos at critical stages - fire mastic and each layer, waterproofing junctions, insulation,



seismic bracing, wall bracing and concealed noggins - as proof of works and to support back-charges
Defect and rectify work to finish standard before handover Subcontractor Management
Subcontractor Management
Engage reliable subcontractors for framing, sheeting, setting, insulation and external work
Confirm scope, price and program with each subcontractor before they start
Complete daily timesheets and records for each subcontractor
Check subcontractor invoices and percentage claims against actual progress on site
Defect subcontractor work and ensure it is brought up to standard
Monitor conduct and safety, and move on or remove underperforming or unsafe subcontractors in consultation with the client
Ensure subcontractors work to their SWMS and to site requirements
Builder &Site; Coordination
Build a strong working relationship with the builder's site team, project manager and contract administrator
Attend site and coordination meetings, weekly at a minimumKeep across the builder's program and deadlines, and respond to builder emails
promptly
Raise design errors, plan clashes or poor preceding workmanship with the builder in
writing before proceeding
Attend weekly walk-arounds with the management
Protecting Clients margin on site is part of the role, not just the office's job.
Complete a dayworks form for any work outside the contracted scope, get the builder's site foreman's signature, and email it to the same day




Identify variations early and document them with photos and records to support the claim
Assist with monthly progress claims by confirming percentages complete on site
Record and return hired equipment as soon as it is no longer required
Pick up and report back-charges where work is damaged or delayed by others
Safety, Compliance & Records
Ensure everyone on the package is inducted and working to current SWMS
Keep a qualified first aider on site at all times
Record injuries and arrange treatment where needed, and report all incidents to immediately
Maintain tag-and-test and plant and equipment records
Enforce PPE, exclusion zones and safe work practices - no job is worth an injury Culture & Standards
Culture & Standards
Lead by example in how subcontractors and workers are expected to behave
Protect reputation and standard of finish on every siteTake photos and videos for records and social media with explicit project and stage context
Required Skills &Experience;
Proven experience supervising commercial plastering, ceilings, partitions and fitout packages
Strong grasp of ITPs, of fire-rated, acoustic and seismic systems, and of commercial build sequencing
Able to read and set out from architectural and engineering drawings
Confident managing subcontractors on price, program and quality
Solid understanding of dayworks, variations and progress claims - protects margin,
not just workmanship
Direct, accountable communication with builders and the team
Key Attributes for Success
Leads by example on site, not by title
Program-minded - thinks in the builder's schedule and the trades that follow
Commercially aware - protects margin through accurate dayworks, variations and claims
Quality-driven - closes out ITPs and hold points properly
Direct and accountable, including with themselves
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📌 Senior Commercial Estimator – Ceilings & Partitions (Brisbane)
🏢 W3global
📍 Brisbane