Good with numbers, keen on construction, and ready to build a career?
Jackson Trade Services is a growing commercial plumbing company delivering hydraulic, drainage, fire service and trade waste installations across South East Queensland.
We're looking for a motivated
Junior Estimator
to join our team and learn how commercial plumbing projects come together—from reviewing drawings and measuring quantities to preparing competitive tenders.
This is an chance for someone starting their career in estimating, or someone with plumbing or construction experience looking to move into an office-based role.
About the Role
Working alongside our estimating and project teams, you'll develop practical skills in pricing commercial plumbing projects and supporting the tender process.
Your responsibilities will include:
Assisting with the preparation of estimates, quotes and tender submissions.
Reviewing project drawings, specifications and scopes of work.
Completing quantity take-offs for pipework, fixtures, fittings and other materials.
Requesting and comparing supplier and subcontractor quotes.
Helping calculate material, labour and equipment costs.
Identifying missing information and assisting with tender queries.
Maintaining pricing records, estimating spreadsheets and tender documentation.
Assisting with project handovers so the delivery team understands the priced scope.
What We're Looking For




We're looking for someone who is willing to learn, asks questions and takes pride in getting the details right.
You'll bring:
Strong attention to detail and confidence working with numbers.
Good organisation and the ability to work towards deadlines.
Clear communication skills and a proactive attitude.
Confidence using Microsoft Excel and learning new software.
Preferred but not essential knowledge in Simpro, Groundplan and Procore.
An interest in commercial plumbing and construction.
A willingness to work collaboratively and build your technical knowledge.
Previous plumbing, construction, estimating or drafting experience would be an advantage, but is not essential. Relevant study in construction management, building or estimating is also welcomed.
What We Offer
Practical training and support from an experienced team.
Exposure to a range of commercial plumbing projects.
The opportunity to build a long-term career in estimating.
Remuneration based on your skills and experience.
Weekly pay.
Your birthday off—paid on us!
A supportive team within a growing, family-owned business.
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📌 Junior Estimator- Plumbing (Queensland)
🏢 Jackson Trade Services
📍 Queensland