Title: Lead Estimator Make your mark on a project that matters – with a team that values you. At KBR, we know that outstanding outcomes start with great people. That's why we're looking for a passionate and experienced Lead Estimator who's ready to take ownership of a major resources and mining project in SouthAustralia. This project includes significant scopes across copper, minerals, mine infrastructure, and process plant development—making it a career-defining chance for the right candidate. If you thrive in a collaborative environment, enjoy solving complex challenges, and want to be part of a team that genuinely supports and values its people—this is your opportunity to lead with impact.
About the Role
This is a senior role within our PMO team, responsible for leading estimating efforts across complex scopes including copper processing, mineral handling, mine infrastructure, and process plant construction. You'll work closely with delivery teams, clients, and partners to ensure cost transparency and strategic alignment throughout the project lifecycle.
Key Responsibilities
Lead the estimating function for a major resources project, ensuring consistency, accuracy, and strategic alignment.
Oversee first‐principles reviews of contractor cost estimates.
Validate methodology, risk & opportunity, and schedule against client and regulatory requirements.
Provide expert recommendations on contractor awards and cost adjustments.
Engage with internal teams, client stakeholders, and delivery partners to confirm value assurance outcomes.
Manage estimating workflows, resource allocation, and approvals across multiple project phases.
Develop and review cost estimates across AACEI classifications (Class5 to Class2).
Interpret technical specifications and standards to assess cost implications.
Lead the preparation and assessment of subcontractor and supplier quotations.
Deliver high‐quality tender handovers, including development of Basis of Estimates documentation.
Drive continuous improvement in estimating tools, templates, and methodologies.




Facilitate the change management and trending process via estimating data and expert advice.
Skills & Experience Required
Bachelor's degree in Engineering, Quantity Surveying, Construction Management, or a related discipline (or equivalent experience).
Extensive experience in estimating for resources, mining, or minerals processing projects, ideally in a lead or senior capacity.
Strong leadership skills with the ability to mentor junior estimators and coordinate cross‐functional teams.
Deep understanding of copper and mineral processing, mine infrastructure, and process plant construction.
Proficiency with estimating software.
Strategic thinker with solid analytical skills and attention to detail.
Confident communicator with the ability to influence stakeholders and present recommendations clearly.
Skilled at managing competing priorities and delivering under tight deadlines.
Familiarity with risk management, cost assurance, and value‐for‐money principles in capital project delivery.
To be eligible, applicants must be currently residing in Australia and possess valid Australian work rights.
About KBR
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 employs nearly **** 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 has 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 offers 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
We Value Our People – We create diverse, inclusive environments in which each person can feel safe, respected and valued, and where everyone has opportunities to grow and reach their full potential.
We Deliver – We are uncompromising in our commitment to deliver innovative, high‐quality, technology‐led solutions for our customers and exceptional, sustainable value for all our stakeholders.
We Are People of Integrity – We value honesty, trust, courage, fairness, prudence and tenacity. We believe doing what's right for the planet, the communities where we work, and our people is valuable for business.
We Empower – We empower our people with a shared purpose, the right tools and the supportive culture they need to be proactive decision‐makers, to be adaptive to change, and to succeed.
We Are a Team of Teams – We have a will to succeed, but we value the achievements of our team of teams over individual accomplishments. Our collective focus makes us a better, stronger, more effective company.
We have also embedded environmental, social and governance (ESG) principles in every business operation and corporate function. Not only are we committed to operating safely, sustainably and equitably, but we are also committed to using our capabilities and expertise to help our customers accomplish their sustainability goals.
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📌 Lead Estimator (Adelaide)
🏢 Kbr
📍 Adelaide