Job Description
Downer is seeking a
Senior Estimator
to support our Water and Wastewater business in Southeast Queensland. This pivotal role ensures safe, sustainable, and high-quality delivery across our long-term infrastructure programs. As a Senior Estimator for SEQ Programs, you will take the lead in estimating across multiple water infrastructure projects, collaborating closely with Program Directors and clients.
Our Long-Term Contracts Include:
City of Gold Coast - 7 years remaining
Logan City Council - 5 years remaining
Urban Utilities - 10 years remaining (Brisbane, Scenic Rim, Ipswich, Lockyer Valley & Somerset)
Unitywater - 10 years remaining (Moreton Bay, Sunshine Coast & Noosa)
What you\'ll do
Lead multidiscipline estimates and supervise other estimators to ensure outputs as required for the project
Prepare detailed cost estimates for water and wastewater projects
Develop and review subcontractor RFT packages
Review and analyse project risk, opportunity and contingency allowances
Present cost estimates to management at varying levels of design certainty
Prepare first principles estimates and present cost estimates to management at varying levels of design certainty
Develop relationships with subcontractors and suppliers
Liaise with Program Directors, Regional Manager and clients to ensure alignment and transparency
What we offer
Competitive remuneration with a significant ASX-listed company
Opportunity to work on projects worth a combined $4 billion over the next 5 years
Structured career paths with the opportunity to work in different areas of the Utilities business, supported by a robust Commercial Operating Model
Flexible work arrangement / WFH options
A suite of health and wellness benefits and initiatives, including EAP Beyond Blue
Retail discounts with major retailers, Dell, Good Guys, Samsung, Specsavers & ANZ
We are a Tier 1 ASX listed company with in-house capabilities that far exceed traditional contractor environment
What we\'re looking for
Relevant tertiary qualifications
5 + years estimating experience (civil discipline preferred).
Experience working with civil & water estimates desirable
Familiarity with engineering disciplines and experience with a variety of forms of contract including partnering and alliancing
Well-developed organisational skills - including written and oral communication
Commercial skills and understanding of financial administration and project costing
The ability to work well within a team as well as on sole-charge work
About Energy & Utilitiesโฆ
Downer\'s Energy & Utilities business unit is an integrated trans-Tasman team, providing services and solutions that connect communities to essential networks and infrastructure. We design, build, operate and maintain today\'s critical assets and networks, delivering complete services across the water, electricity, telecommunications, industrial and power generation sectors. Our expertise spans in-house technical smarts, specialist engineering, integrated OEM partners, and dedicated crews of qualified tradespeople.
Downer Group is an employer that acknowledges and embraces the importance of our people\'s diverse experiences, talents, and cultures. As an inclusive employer, we welcome applications from everyone.
How to apply
Click "Apply" to start your application. We look forward to hearing from you!
Downer does not accept unsolicited resumes, fees, or costs from recruitment agencies, search firms, or third parties. Candidates are welcome to submit their applications via the advertisement.
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Job Details
Posted Date:
February 28, 2026
Job Type:
Arts and Entertainment
Location:
Brisbane, Australia
Company:
Downer
Ready to Apply?
Don't miss this opportunity! Apply now and join our team.