Purchasing Specialist

Amentum is seeking a Purchasing Specialist for a position on Kauai, HI. Negotiate and purchase from vendors and/or subcontractors for materials and services as required. Perform purchasing administrative tasks as needed to support the Pacific Missile Range Facility (PMRF) Project. The candidate shall possess working knowledge and be capable, under guidance, and performing other related tasks as a Purchasing Specialist. The position is in Hawaii. Purchasing Specialist supporting Contracting Services, as well as being cross-trained and cross-utilized in other departments.

Responsibilities

• Prepare Request for Proposals (RFPs) and Request for Quotes (RFQs), Blanket Purchase Agreements (BPA) and any other types of agreements as allowed in FAR Part 13.
• Identify sources of supply to meet availability and competitive pricing favorable to the company and the Government.
• Ensure compliance with company policies as well as the Federal Acquisition Regulation (FAR).
• Analyze quotations for repair transactions and issue orders up to authorized purchase limits for vendor repairs.
• Document rationale for vendor/subcontractor selection; exercise discretion and independent judgement while performing price and cost analysis; conducting negotiations, preparing, processing, and issuing purchase orders.
• Perform follow-up and closeout efforts for purchase orders.
• Familiar with Government requirements for subcontracting with small, small disadvantaged, veteran, women-owned, Hub zone businesses; assist company in meeting its small business goals.
• Interface with Koa Lani and Government personnel to provide status of purchase orders and subcontracts.
• Perform purchasing data entry, filing, scanning, and obtaining of signatures as assigned by the Contract Manager.
• Organize and complete purchasing files according to requirements checklists. Research and secure missing documentation Must be able to work independently.
• Perform other position related duties as assigned or requested.

Physical Elements/ Environment

• Lifting, Pushing/Pulling: >10lbs
• Work positions requirements: walking, standing, crawling, kneeling, cramped, sitting and work requiring repeated stooping.
• Environment: Customer Contact, Extended Workday, Office Laboratory, Field Assignment, and Inclement Weather

Minimum Qualifications

Experience

• One year of knowledge in Supply Chain Management or related field is required
• Knowledge of Federal Acquisition Regulations (FAR) and Government procurement and subcontracting systems, policies, and procedures is preferable.
• Computer skills: Proficient in Microsoft Office Suite (Word, Excel, Outlook) an Adobe.

Education

• High school diploma or equivalent.

Security Clearance

Must be able to obtain and maintain a Secret US Government Clearance. Note: US Citizenship is required to obtain and maintain a Secret Clearance. Applicants selected either must currently possess a Secret clearance or will be subject to a US Government Security Investigation and must meet eligibility requirements to obtain clearance prior to commencement of employment and maintain a security clearance for access to classified information or Closed/Restricted Areas throughout duration of employment. 

       

Compensation Details:

$65k - $70k

       

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:

10/01/2026 - 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.