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 Description:
We are seeking a Project Manager (Level 3) to support Defence capability initiatives within a strategic headquarters environment. This Above the Line role will provide project management leadership across planning, coordination, reporting, and stakeholder engagement activities.

The Project Manager will work closely with Commonwealth stakeholders to support capability development, governance forums, and committee deliverables. The role requires strong coordination skills, adaptability, and the ability to manage competing priorities in a high-pressure environment.

Essential Requirements:
- Minimum 7 years’ experience in project management within Defence or government.
- Degree in project management, business, engineering, or a related discipline; or equivalent Defence industry experience.
- Demonstrated ability to manage complex projects across the Defence capability lifecycle.
- Strong understanding of Defence governance frameworks, including capability planning, committee processes, and reporting requirements.
- Experience preparing project documentation, briefs, and artefacts for senior stakeholders.
- Proven ability to manage risks, issues, and dependencies across multidisciplinary teams.
- Excellent communication and stakeholder engagement skills.
- Must hold a minimum NV1 security clearance with the ability to upgrade to NV2 and be an Australian citizen.

Desirable Requirements:
- Background in the ADF or APS Defence environment.
- Experience supporting capability development, maturity assessments, or Defence committee deliverables.
- Familiarity with Defence standards and frameworks, including CASG, ASDEFCON, and Capability Life Cycle.
- Experience coordinating with domestic and international partners.
- NV2 clearance or higher.

Required Security Clearance Level: NV2 or willingness to upgrade

Location: Canberra

Weekly Hours: 40

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed,  marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.