Overview
Amentum is a leader in global engineering, project management and solutions integration, trusted to modernise critical missions worldwide. We focus on safety, ethics, inclusion and operational excellence. Amentum is committed to a positive work environment, supporting career development, competitive compensation and a culture of caring.
Amentum is proud to be an Equal Opportunity Employer. Please refer to our Enterprise Agreement for more information.
Role Title
Commercial Manager
Role Description
Working in a dynamic, customer-facing environment, you will collaborate within the Commercial team to deliver commercial services that support our customer's organisation and promote commercial best practices. This includes: 1) Strategic Business Advice, 2) Procurement support including contract advice, development, tender and evaluation, 3) Contract management.
Responsibilities
* Provide specialist commercial advice and strategic planning
* Design and develop procurement methodologies and contracting options (including commercial arrangements)
* Develop key commercial documentation including business cases, strategies, plans, reports, tender documentation and formal correspondence
* Develop and maintain contract management plans, systems and tools
* Commercial relationship management, problem identification and dispute resolution
* Contract performance management including review of supplier deliverables, performance reporting, performance reviews and cost management
* Undertake commercial governance and assurance activities
* Develop, review and coordinate Deed / Contract Change Proposals
* Manage and support Phase-in and Phase-out activities
* Support commercial knowledge transfer to Commonwealth employees
* Export control administration
Essential Requirements
* Tertiary qualifications in Law/Commerce/Business/Finance or related field
* Prior and demonstrated experience in ASDEFCON and procurement
* 8+ years of Defence commercial experience
* Strong commercial acumen and the ability to navigate complex organisational structures
* Hold or ability to obtain NV1 security clearance
* Must be an Australian citizen and cannot be a former citizen or permanent resident of a prescribed nation
Required Security Clearance Level
NV1
Location
Sydney, NSW
Weekly Hours
40 hours
Compensation Details
AUD
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) or other employment contracts may include different provisions/benefits.
Original Posting
03/13/2026 - 04/30/2026
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, age, ancestry, military status, or 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.
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