Senior Contracts Administrator in Perth

Ausenco is a fast-growing company with big ideas.

We redefine what’s possible in some of the world’s most complex projects and toughest environments.

Delivering innovative, value-add consulting, project delivery, asset operations and maintenance solutions is what we do.

From 21 offices in 9 countries, with projects in over 80 locations worldwide, we create sustainable outcomes for our people, clients and communities.

• We are seeking an experienced
• Senior Contracts Administrator to join our team in our

Perth office on St Georges Terrace , supporting the effective delivery of project contract and commercial activities across both pre-contract and post-contract phases.

Working closely with the Project Manager, Contracts Manager, Construction Managers, engineers, and project delivery teams, you will play a key role in administering multiple contract packages, supporting tendering and procurement activities, and managing contractor commercial obligations throughout project execution.

This role is ideally suited to a candidate with significant experience working in a

Design & Construct (D&C), Construction Management (CM), EPCM, or major project delivery environment , where multiple subcontractors and work packages are managed concurrently to achieve project outcomes.

About the Role

• Prepare, administer, and manage multiple contract packages across pre- and post-contract phases.
• Draft RFT and RFP documentation and review tender pack documents.
• Facilitate contractor prequalification and pre-tender compliance activities.
• Assist with Bill of Quantities (BOQ) establishment and package development.
• Maintain contract schedules, tenderer registers, package registers, and commercial tracking tools.
• Set up contract folders and support subcontract progress claims administration.
• Prepare and assess subcontract variations, progress claims, payment schedules, and commercial documentation.
• Update variation registers and ensure accurate contract data, reporting, and forecasting.
• Monitor and manage contractor compliance requirements including insurances, mobilisation plans, management plans, licences, and statutory obligations.
• Support subcontract and supplier negotiations and contribute to commercial decision-making.
• Contribute to scopes of work, contract conditions, package execution strategies, and assist with contract dispute resolution.
• Work closely with construction, engineering, and project delivery teams to monitor contractor performance and support project milestones.
• Provide monthly contractual reporting updates and ongoing commercial support to project leadership.
• Liaise with document control to ensure accurate record keeping and data integrity across all contract packages.

About You

10-15 years' experience in Contracts Administration, Contract Management, Commercial Management, or Project Delivery within major construction, mining, resources, energy, or infrastructure projects.

• Demonstrated experience working within a

Design & Construct (D&C), Construction Management (CM), EPCM, or similar project delivery environment .

• Proven experience managing multiple concurrent subcontract and supplier packages through procurement, execution, administration, and close-out phases.
• Strong contractor management experience, including contractor engagement, performance monitoring, commercial administration, compliance, variations, claims, and close-out activities.
• Experience working directly with Construction Managers, Project Managers, site leadership teams, and contractors during project execution.
• Demonstrated experience administering subcontractor progress claims, payment schedules, variations, extension of time claims, and commercial correspondence.
• Exposure to tender preparation, bid evaluation, contract award processes, and commercial negotiations.
• Practical understanding of construction methodologies, contractor interfaces, package management, and project delivery requirements.
• Experience managing both head contracts and subcontracts within large-scale project environments will be highly regarded.
• Tertiary qualification in Business, Engineering, Quantity Surveying, Construction Management, Commerce, or a related discipline.
• Quantity Surveying (QS) background desirable but not essential.
• Construction White Card required.
• Strong commercial acumen with high attention to detail.
• Excellent analytical, problem-solving, and negotiation skills.
• Highly effective written and verbal communication skills.
• Strong organisational skills with the ability to manage multiple priorities and work packages simultaneously.
• Demonstrated ability to build strong relationships with contractors, suppliers, clients, and project stakeholders.
• Ability to work collaboratively across commercial, construction, engineering, and project delivery teams.

Why Ausenco?

• Career advancement
• Be supported in your ongoing development with technical training, mentoring programs and frequent networking opportunities.
• Work Life Balance
• Flexible working hours, work from home arrangements and modern leave policies including paid parental leave and floating public holiday programs.
• Holistic approach to wellness
• Access online health and fitness programs, financial coaching, and confidential counselling services.
• Accessible leadership team
• Work with highly reputable market leaders who value your contribution.
• Prime CBD location
• Enjoy working from our modern Perth office located on

St Georges Terrace , at the heart of Western Australia's mining, energy and resources sector.

Ausenco is a leading global provider of engineering, consulting and project delivery services for the minerals & metals and industrial sectors.

As a member of our team, you'll be encouraged to embrace challenges and discover innovative solutions to every project.

We're proud of the work we do within a culture that is open, honest and cooperative.

As a global company, we embrace and encourage diversity in its fullest sense and are committed to creating an inclusive workplace based on mutual trust and respect.

Join us and work a better way.

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