Buyer II

Amentum is seeking a Buyer II. You will be responsible for all phases of purchase order administration, cradle to grave, to include acquisition planning, source selection, cost/price analysis, negotiation, post-award administration and closeout. Responsible for ensuring compliance with government policies and procedures. This is a mid-level position that will be expected to possess a general understanding of government purchasing, ability to work independently with some supervision and instructions, be solution-oriented, contribute to meeting team and/or organizational goals, demonstrate good judgement and business acumen, and collaborate with stakeholders and other departments when needed.

Essential Responsibilities:

• Establishes source of supply, negotiates price, delivery date, and other necessary commitments based upon authorized requisition and complies with company policies and federal regulations.
• Provides information to requester that includes communication of procurement actions or status and assist with special requirements.
• Adheres to Supply Chain Procurement procedures to assure follow-up and administration of purchase order files.
• Reviews and processes purchase requisitions.
• Assists in the preparation of procurement centered reports.
• Contacts suppliers, secures bids and executes purchase orders in accordance with Amentum procedures.
• Evaluates proposals and quotations, determine offer responsiveness, responsibility, and eligibility for award, and perform discussions and negotiations.
• Makes procurement decisions based on best value, price, schedule, and terms.
• Provides pricing in support of Business Development efforts as required.
• Maintains procurement records in accordance with Contractor Purchasing System Review (CPSR) guidelines/controls.
• Ensures compliance with FAR/DFARS, Agency-specific regulations and Amentum policies and procedures for subcontracts and procurement.
• Conducts purchase order file reviews in support of Government audits.
• Supports the goals and objectives of the company as a part of a work group or team member.
• Negotiates and settles with suppliers regarding damage claims, rejections, losses, return of materials, over shipments and cancellations.
• Interfaces and coordinates with subcontractors and service providers, as well as Amentum HR, Finance, AP, and Program teams. Participation in cross-functional collaboration and tiger teams.
• Supports small business goals on assigned subcontracts, coordinate with technical staff, maintain records, and participate in small business outreach activities.
• Performs Purchase Order Closeouts
• Perform all other position related duties as assigned or requested.

Minimum Position Knowledge, Skills, and Abilities Required:

• Bachelor's degree in Business Administration or related field, and three (3) years of experience in subcontracts, procurement, supply chain or related field, or a Master's degree and up to two (2) years of experience. (Two (2) years of experience in procurement or related field may be substituted for each year of the four (4) years of college.)
• Excellent communication and basic negotiation skills; and working knowledge of Sharepoint, Microsoft Office Suite, and integrated software applications.
• Must be able to obtain and maintain a US Secret clearance level. (Note: US Citizenship is required to obtain a Secret clearance)

Preferred Knowledge, Skills, and Abilities:

• Experience with Costpoint or similar ERP system, to include use of the purchasing module.
• Process improvement experience in a recognized methodology (Lean Six Sigma, CMMI, ISO).
• Knowledge of various subcontract types (Cost-Plus, Fixed Price, Time & Materials, and subsets thereof).
• Experience with AMRO, IBM Maximo, Hyland OnBase, Unanet, IBM Cognos, Deltek Time and Expense, OnPoint, Centresuite systems.
• Capture and Proposal support experience.
• Experience with negotiating agreements with non-profits and universities.

Compensation Details:
US: $75,000 - $90,000

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:
03/09/2026 - 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 .