Senior Buyer

Company Description

Liberty Defense specializes in advanced security solutions for detecting concealed weapons in high-traffic and high-security areas, such as airports, stadiums, and schools. The company's flagship product, HEXWAVE, leverages cutting-edge technology developed in partnership with the Massachusetts Institute of Technology (MIT) to provide discrete, scalable, and effective detection of metallic and non-metallic threats. In addition, Liberty’s technology portfolio includes high-definition imaging solutions for aviation security, such as body and shoe scanners.

With a strong commitment to protecting communities, Liberty Defense aims to enhance public safety and peace of mind through innovative security solutions.

This is a full-time, on-site Senior Buyer position based in Wilmington, MA. The Senior Buyer will be responsible for managing procurement processes, including sourcing and negotiating with suppliers, creating purchase orders, and maintaining supplier relationships to ensure timely and cost-effective acquisition of materials. The role involves analyzing market trends, monitoring inventory levels, and collaborating with internal teams to meet project needs.

Additionally, the Senior Buyer will oversee vendor compliance, resolve supply chain issues, and contribute to cost-saving initiatives. Must also ensure orders are delivered on time, in the right quantity, and in a manner most efficient for the company.

• Plan, schedule, and manage materials for delivering time‑critical components in support of production
• Negotiate pricing and delivery to meet program needs
• Create Purchase Orders; maintain accurate open PO lines to define inbound quantities and due dates from suppliers
• Identify potential supply risks and inventory exposures by aligning supply chain processes with product development project plan milestones
• Track material flow and cost for all suppliers to ensure on‑time delivery and adherence to budget; expedite materials as needed based on project deadlines
• Plan and track pre‑production builds from engineering development through hand off to production
• Work with Accounts Payable to ensure accurate PO to invoice match
• Oversee the procurement function for the organization at a system‑wide level
• Support the use of electronic requisitions from all end‑users
• Develop custom reporting and querying for internal requirements

• Business degree or degree in supply chain management or equivalent, along with 5+ years of experience in a materials management related field preferred
• Strong interpersonal, problem solving, and communications skills (oral and written)
• Self‑starter with ability to work under pressure effectively and professionally, in a team‑oriented environment, with frequent changes in deadlines and priorities
• Demonstrate initiative to create and improve upon standard procedures
• ERP/MRP experience; familiarity with Oracle‑based system (Net Suite) is a plus
• Strong attention to detail
• Proficiency in Microsoft Office with advanced Excel skills

The physical demands and work environment characteristics described here are representative of those that must be met by an employee to successfully perform the essential functions of this job.

• Primarily office‑based environment with standard office equipment.
• Must be able to manage multiple projects and deadlines in a dynamic environment.

The above statements are intended to describe the general nature and complexity of the work being performed by personnel assigned to this classification, and do not represent an exhaustive list of all tasks, duties, and responsibilities required of personnel assigned to this position.

Liberty Defense is an Equal Opportunity Employer and is committed to a workplace free of discrimination and harassment. We recruit, hire, and promote associates without regard to race, color, sex, religion, sexual orientation, gender identity, national origin, age, veteran status, or any other status protected by federal, state or local laws.