Senior Estimator
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Senior EstimatorDue to recent project wins, we are expanding our PMO team at KBR and have an opportunity for a Senior Estimator to join our Adelaide office. While the role is based in Adelaide, we are open to considering other locations for the right candidate.
If you’re already working in estimating and enjoy the technical detail, commercial challenge, and the satisfaction of getting the numbers right—this is a chance to take your expertise to the next level. You'll contribute to complex, high-impact infrastructure projects across Australia, and be part of a collaborative team that values your input and experience.
This position supports cost assurance and estimating services across a diverse national portfolio, including Transport, Water, Defence, and Buildings. You will play a critical role in ensuring cost transparency, driving value for money, and influencing decisions across the project lifecycle.
Key Responsibilities:
Lead first-principles reviews of contractor “open-book” cost estimates.
Validate methodology, risk & opportunity, and schedule against client requirements.
Negotiate cost adjustments and provide recommendations for contractor awards.
Work closely with internal teams, client stakeholders, and delivery partners to confirm value assurance outcomes.
Manage workloads and ensure efficient progression of estimates from submission through to approval.
Develop cost estimates across AACEI classifications (Class 5 to Class 2), using both first-principles pricing and benchmarking.
Interpret specifications and standards to assess cost implications.
Prepare and assess subcontractor and supplier quotations, as required.
Deliver high-quality tender handovers, including development of Basis of Estimates documentation.
Contribute to continuous improvement of estimating practices and tools.
Skills & Experience Required:
Bachelor’s degree in Construction Management, Quantity Surveying, Civil Engineering, or a related discipline (or equivalent experience).
Solid experience as an Estimator in infrastructure or construction, with a clear passion for the discipline.
Strong understanding of construction methodologies, materials, and cost drivers.
Proficiency with estimating software (particularly Expert Estimation) and associated tools.
Analytical mindset and strong attention to detail.
Effective communicator and collaborator, able to work confidently with both technical and commercial teams.
Skilled at managing multiple estimates and deadlines in a structured and efficient manner.
Familiarity with risk management and value-for-money principles in capital project delivery.
Comfortable negotiating and presenting to internal and external stakeholders.
Must currently reside in Australia and hold Australian Permanent Residency or Citizenship.
Eligibility to obtain an Australian Government Security Clearance is advantageous.
Who we are:
KBR is renowned for working in partnership with our clients and construction partners to deliver exceptional outcomes based on our collaborative approach and our “One Team” value.
In Australia, KBR employ nearly 2000 people with offices in each state. Our project delivery track record, industry profile and strong relationships have enabled us to grow significantly, and we continue to expand. This continued growth allows us to offer unrivalled opportunities to our staff in terms of career paths, career development and project exposure.
Creating a superb culture is also huge for us and a key part of our success and growth. Genuine collaboration across the business is integral to how we work. As a company KBR have created an organisation where people matter, are valued, and cared about. By joining KBR you can be assured that you are joining a team that pulls in the same direction and shares common values.
In addition to working on some fantastic projects, KBR offer an array of benefits focused on providing our people with a great working environment, career development, flexible work arrangements and work/life balance.
KBR Values:
Our KBR Values - We Value Our People, We Deliver, We Are People of Integrity, We Empower, We Are a Team of Teams - embody our people centric organisation.
Our culture, and our genuine focus on our people is a major factor in our success and we want you to be part of our journey.
Help shape tomorrow by applying today!
Don’t miss out on this opportunity to leave your impact on our society with one of Australia’s leading infrastructure businesses. Apply now and follow us on LinkedIn to stay up to date with all the latest news and job opportunities.
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