Amentum is seeking a Proposal Manager III to serve as core members of the Proposals team. This role provides proposal development support across Amentum programs within a dynamic and complex environment, leading the development and submission of clear, compliant and compelling proposal solutions and execution packages.
The Proposal Manager is responsible for integrating with key stakeholders to deliver effective, efficient and timely proposals, often under tight deadlines.
Day shift – 5 days per week, 8 hours per day
Essential Responsibilities:
Manage the end-to-end proposal development and submission process, including interpretation of RFPs, coordination of RFIs, development of solution strategies, SOW preparation, bid analysis, strategic planning, and execution package development.
Work Environment, Physical Demands, and Mental Demands:
The position is desk based and sedentary in nature, the ability to lift items up to 5kgs may be required occasionally and participating in Site walks occasionally
Experience may substitute for education where applicable
Proposal Manager III (5–10 Years):
Security Clearance Required:
Active U.S. Secret or TS/SCI Clearance; or equivalent Australian NV1 or Top-Secret Positive Vetting (TSPV) Department of Defense Security Clearance and ability to maintain that clearance or obtain higher clearance.
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STATEMENT OF WORK REQUIREMENTS
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This position is designated as a safety sensitive position.
As part of our commitment to maintaining a safe and compliant work environment, Amentum is a drug-free workplace and requires all personnel to comply with company drug and alcohol policies as a condition of employment. Employment is contingent upon successful completion of the drug screening process. Please note that this may include pre-hire screening for marijuana, as well as other federally controlled substances due to Amentum’s role as a federal contractor and trusted partner to the US Government.
Safety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.
Quality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.
Procedure Compliance - Each employee must read, understand and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to his/her job.
Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.
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), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.
Original Posting:
06/09/2026 - Until Filled
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.
