Commercial Services Support

  • R0161721
  • On Site
  • Sydney, New South Wales, Australia
  • Full time
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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 Services Support

Role Description:
Based out of Air Warfare Systems Program Office (AWSPO), the Commercial Services Support Manager is responsible for administrative and commercial tasks within an integrated workforce. They will liaise with stakeholders of all levels, building good working relationships and providing a point of contact for all commercial enquiries

This position supports commercial activities across the capability lifecycle, including procurement planning, tendering, contract formation, management and closure, ensuring compliance with legislation and policy. Providing commercial advice across procurement, legal, financial and technical areas, supporting the development of key documentation and strategies, collaborating with CASG stakeholders, and contributing to team capability through mentoring and guidance. This role also supports governance activities, including planning documentation, risk assessments and probity requirements.

This full-time position is based at Williamtown, near Newcastle. 

Day to Day Tasks include:
• Deliver contract development activities in accordance with CASG policy and within required time frames.
• Lead and support commercial activities across the full capability lifecycle, from procurement planning to contract closure
• Collaborate with key CASG stakeholders, including MPB, FIS, CFA, DFG and Defence Legal
• Undertake research and provide advice on commercial, legal, technical and policy matters
• Mentor and support Contract Management and Contract Development Officers to build team capability
• Engage effectively with stakeholders and subject matter experts to achieve outcomes
• Ensure compliance with policy requirements and manage commercial risks and performance
• Deliver ACS Branch tasks efficiently and within expected time frames
• Provide timely, accurate and high-quality support to Executive Leadership

Essential Requirements:
• Tertiary qualifications in Business, Commerce, Law, Procurement, Contract Management, Finance, Project Management or a related field, or equivalent demonstrated experience
• Demonstrated experience in commercial, procurement or contract management within a complex, regulated environment
• Proven stakeholder management experience, with the ability to build and sustain effective working relationships across diverse groups
• Strong understanding of communication flows, resource management, priorities and workflows to achieve business outcomes
• Ability to identify, assess and manage commercial risks, including those related to contract development, supplier performance and compliance
• Experience applying procurement frameworks, policies and governance requirements (Defence/CASG experience highly regarded)

Required Security Clearance Level: Negative Vetting Level 1 (NV1)
Location: RAAF Base Williamtown / Newcastle
Weekly Hours: 40 Hours (Monday-Friday) Onsite

       

Compensation Details:

A$

       

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

 

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

  • Health, dental, and vision insurance

  • Paid time off and holidays

  • Retirement benefits (including 401(k) matching)

  • Educational reimbursement

  • Parental leave

  • Employee stock purchase plan

  • Tax-saving options

  • Disability and life insurance

  • Pet insurance

 

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

       

Original Posting:

05/27/2026 - 06/30/2026

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

       

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.

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Accessibility/Reasonable Accommodations

If you are an applicant with a disability that requires a reasonable accommodation to complete any part of the application process, or are limited in the ability—or unable to use—the online application system and need an alternative method for applying, you may contact our Reasonable Accommodation Helpline at 1-888-877-3181 or 301-944-3299 for assistance. In order to address your request, the following information is needed:

  • Name
  • The best method for contacting you
  • The position title
  • Requisition/Job Number
  • Upon receipt of this information we will respond to you promptly to obtain more information about your request.