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. 

Tell me about this role:

The Project/Product Manager plays a critical role in leading and delivering Defence-related projects, ensuring alignment with strategic objectives, compliance with Defence standards, and successful stakeholder engagement. These roles involves managing multidisciplinary teams, coordinating with Commonwealth and Defence stakeholders, and overseeing project delivery within scope, schedule, and budget constraints.

These roles are based in Williamtown and are full-time ongoing permanent positions.

We offer uncapped training and development opportunities as well as other benefits including different leave arrangements including paid parental, study, reserve and volunteer leave.

What will I be doing day to day?

• Lead Aerospace projects through all phases of the project lifecycle.
• Develop and manage project plans, schedules, budgets, and risk registers in accordance with Defence frameworks (e.g., ASDEFCON, GATE Reviews).
• Prepare and present project documentation including business cases, status reports, and milestone reviews.
• Fundamental Input to Capability (FIC) integration and co-ordination through high stakeholder engagement and strong relationships
• Manage contract deliverables and ensure adherence to Defence procurement and governance processes.
• Facilitate stakeholder engagement across Defence, industry partners, and government agencies.
• Ensure compliance with Defence security, safety, and quality standards.
• Support integration of capability into operational environments, including training, logistics, and sustainment planning.

What sort of skills do I need?

• Relevant tertiary qualifications in project management, engineering, or business
• Proven experience in Defence project management, ideally within CASG
• Strong understanding of Defence acquisition processes, ASDEFCON documentation, and capability lifecycle
• Excellent leadership, communication, and stakeholder management skills
• Ability to manage complex projects with competing priorities and limited resources
• Be an Australian citizen and with an NV1 security clearance and ITAR compliance

What’s in it for me?

• Flexibility - We like our employees to have the flexibility they need to live the lives they choose. With flexible working options such as WFH where possible.
• Inclusion - Our employees should feel safe bringing their whole self to work, we offer a number of programs promoting inclusion.
• Benefits and Rewards – Our benefits and rewards includes additional superannuation; flexible leave options; salary continuation insurance; professional certification bonus; employee discount program.

Amentum: Trusted Partner in National Security

Amentum is a key service provider to the Australian Government, supporting critical national security and Defence capabilities across land, air, maritime, cyber, space, nuclear, and digital domains. With over 880 professionals nationwide, we deliver complex infrastructure, logistics, and technical solutions with a strong focus on quality, safety, and innovation.

With 27+ years of experience and a presence in major cities and regions, we’re proud of our people—our greatest asset. Join us and be part of a high-performing team with exceptional benefits and career opportunities. Apply directly or reach out to Jeremy Parkinson, jeremy.parkinson@global.amentum.com.

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.