Amentum is a leader in global engineering, project management and solutions integration, trusted to modernise the most critical missions anywhere in the world. Driven to create a safer, smarter, cleaner world, we innovate as a team of inventive doers passionate about making a difference. Underpinned by a strong culture of ethics, safety and inclusivity. Amentum is fiercely committed to operational excellence and successful execution.

Are you seeking a career that offers a healthy work-life balance, a friendly company culture, and engagement with a supportive community?

We’ll inspire and empower you to deliver your best work so you can evolve, grow and succeed – today and into tomorrow. We offer an exciting range of opportunities to develop your career within a supportive and diverse team who always strive to do the right thing for our people, clients and communities.

People are our greatest asset, and we offer a competitive package to retain and attract the best talent.

Our values stand on a foundation of safety, integrity, inclusion and diversity. We put people at the heart of our business, and we genuinely believe that we all succeed by supporting one another through our culture of caring. We value positive mental health and a sense of belonging for all employees.

Amentum is proud to be an Equal Opportunity Employer, please refer to our Enterprise Agreement and www.fairwork.gov.au for more information.

Role Title: Commercial Support Officer

About the Role:

Amentum is seeking an experienced and proactive Commercial Support Officer to provide commercial, contract management and governance support across a diverse portfolio of maritime sustainment activities.

This role offers an excellent opportunity for a commercially minded professional to contribute to complex contract management outcomes while working closely with Defence stakeholders, industry partners and multidisciplinary project teams. The successful candidate will support the delivery of commercial governance, contract administration and performance management activities whilst helping develop organisational contract management capability through the sharing of knowledge, processes and best practice.

Key Responsibilities:

As the Commercial Support Officer, you will:

- Provide commercial and contract management support to ensure contractual obligations, governance requirements and performance outcomes are effectively managed.

- Support contract management processes, governance frameworks and commercial administration activities.

- Review contractor deliverables and coordinate stakeholder responses to contractual submissions.

- Support Contract Change Proposal (CCP) activities, including commercial assessments, stakeholder engagement and preparation of supporting documentation.

- Draft, review and manage contractual correspondence, notices and formal contract management documentation.

- Maintain contract management plans, commercial tools, governance artefacts and supporting procedures.

- Monitor contractor performance, review deliverables and assist with performance management and issue resolution activities.

- Conduct commercial governance and assurance activities to support compliance with contractual obligations, policies and organisational requirements.

- Develop, review and coordinate contract amendments, deeds, variations and change documentation.

- Prepare commercial reports, briefs, business cases, correspondence and management information to support decision-making.

- Build and maintain effective relationships with stakeholders across Defence, industry and the maritime sustainment community.

- Contribute to the development of commercial capability through mentoring, knowledge transfer and the promotion of contract management best practices.

Skills and Experience:

To be successful in this role, you will demonstrate:

- Relevant qualifications in Business, Commerce, Law, Procurement, Project Management or a related discipline.

- Experience in commercial management, contract administration or contract management within a Defence, Government or highly regulated environment.

- Experience preparing commercial documentation, contract variations, briefs and correspondence.

- Experience supporting Defence or Commonwealth contracts.

- Knowledge of Commonwealth procurement and contract management frameworks.

- Experience with commercial governance, contractor performance management and contract change processes.

Required Security Clearance Level: Negative Vetting One (NV1)

Location: Sydney, NSW

Weekly Hours: 40