Established in 2004, MI Plumbers delivers industry leading plumbing construction, fit-out, maintenance and surveying services to the mining, Defence, civil, industrial and commercial sectors in Western Australia.

Our exceptional quality of workmanship and proven ability to deliver on local and remote projects of all sizes and scopes has enabled us to forge long term partnerships with clients statewide and established us as a trusted and reliable partner of choice.

The role

Reporting to the Construction Manager, you’ll take ownership of the estimating and tendering process from reviewing plans, specifications and scopes through to preparing accurate, competitive tenders and following up opportunities. You’ll work closely with our Construction team, builders, subcontractors and suppliers to understand project requirements, identify risks and develop commercially sound pricing.

Your strong understanding of commercial plumbing construction methodologies will be key to the role, with the ability to accurately assess and complete material, equipment and labour take-offs across plumbing projects. This includes experience with multi-level stacks, commercial hot water plants, trade waste treatment systems and civil site utilities, ensuring estimates are practical, detailed and reflective of the work required to deliver each project successfully.

Prepare accurate and detailed estimates, tenders,



bids and proposals within required timeframes

Review plans, specifications and scopes to determine project requirements, costs and potential risks

Manage tender deadlines, submissions and follow up, including reviewing and communicating tender feedback

Analysing supplier pricing, historical data and market trends to maintain competitive and profitable pricing

Manage procurement of materials, fixtures, fittings and equipment for awarded projects

Key attributes and experience

Previous trade experience, specifically within a commercial plumbing workplace will be highly regarded

Advanced Microsoft Office skills

Proven ability to interpret drawings, specifications and scopes of work

Comprehensive expertise in commercial plumbing installations

Strong commercial acumen with an eye for detail

Highly developed analytical and numeracy skills

Strong communicator with a proven ability to form robust working relationships

Foster positive relationships with clients and contractors

On offer

Variety of projects across commercial construction and Defence sectors

Be part of an established team with a wealth of industry experience and strong staff retention

Very strong pipeline of work

Commercial Maintenance & Construction Plumbers Since 2004
Licence's PL6792 & PL6794 - GF8234 & GF8563

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📌 Senior Estimator (Western Australia)
🏢 MI Plumbers
📍 Western Australia