Title:

Senior Commercial Specialist

•tDo you thrive in complex environments where government contracting, risk management, and cost control intersect?

•tAre you looking to work alongside top-tier professionals in a supportive, high-performance team?

If so, we want to hear from you.

As KBR’s Infrastructure Solutions Australia division continues to expand, particularly within our Defence, Buildings and Nuclear market sector, we are seeking a Senior Commercial Specialist to play a key role in supporting our growing pipeline of projects and proposals. This role is available due to continued growth, and strong commercial leadership is essential to ensuring successful delivery across major contracts.

We are seeking applicants to be based in either our Sydney or Adelaide Offices.

Key Responsibilities:

•tSupport the pursuit team in developing contracting strategies for prime contracts, major subcontracts, and purchase orders

•tAdminister key commercial activities including claims, variations, delays, and subcontract execution in line with the commercial strategy

•tEnsure timely and accurate project information is provided to the Project Manager to support decision-making

•tSupport preparation and review of estimates to ensure completeness and accuracy

•tContribute to the development and implementation of change management processes to identify commercial exposures and claims

•tAssist in negotiating major subcontracts and purchase orders, ensuring appropriate risk and commercial terms are flowed down

•tDraft contractual correspondence including notices, letters of entitlement, and supporting documentation

•tMonitor project financial performance, risks, cash flow, and adherence to commercial terms and financial targets

•tCollaborate with legal, procurement, subcontracts, and other specialists to support claims development and submission

•tContribute to commercial training, tools, procedures,



and capture of lessons learned for continuous improvement

Skills & Experience Required:

•tTertiary qualification in Business, Engineering, Law, Finance, Management, or Quantity Surveying

•tMinimum 8 years of relevant experience working with contractors, subcontractors, and owners on defence or government infrastructure or engineering projects

•tStrong understanding of the nuances and complexities of government and defence contracts

•tProven experience in commercial management of infrastructure, engineering consulting, construction or building projects. Experience in defence building or infrastructure projects would be a bonus

•t

•tProficient in submitting contractual notices, processing variations, and managing extensions of time

•tDemonstrated ability to liaise effectively with internal departments and subcontractors to ensure accurate contract cost tracking and management

•tStrong commercial acumen and attention to contractual compliance and risk mitigation

Why join KBR:

Our KBR Values - We Value Our People, We Deliver, We Are People of Integrity, We Empower, We Are a Team of Teams – these values embody our people centric organisation.

At KBR, we don’t just talk about culture—we live it.

Connect with diverse thinkers and passionate collaborators across our Australian and global teams.

Belong to a workplace where your voice matters, and your impact is valued.

Grow your career with ongoing opportunities to lead, learn, and push boundaries.

What We Offer:

•tA supportive team where leadership is human, not hierarchical.

•tFlexible work options that suit your lifestyle.

•tMeaningful, high-impact projects across a variety of sectors.

•tLeadership and technical development programs to support your growth.

Ready to shape the built environment and your future?

Apply now and help us build a better tomorrow, together.

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📌 Senior Commercial Specialist (Sydney)
🏢 Kbr
📍 Sydney