Buyer

Leidos LLC; Ladson (SC); On-site; USD 52,000 - 94,000; Full time

Job summary

Leidos SES in Ladson, SC, seeks a Buyer to source materials, components, and services for manufacturing and program requirements, coordinating with suppliers and internal partners to maintain production schedules.

The ideal candidate has 2–4 years of purchasing or supply chain experience, familiarity with MRP/ERP systems, and strong communication and multitasking abilities.

Qualifications

• 2–4 years of purchasing/procurement or related experience.
• Experience working with MRP/ERP systems in manufacturing environments.
• Experience creating and managing purchase orders and working with suppliers.
• Proficiency with MS Office (Outlook, Word, Excel).
• Strong organizational skills and attention to detail.

Responsibilities

• Manage procurement activities for materials, components, equipment, and services supporting manufacturing and program requirements.
• Prepare and issue purchase orders in response to MRP-generated demand and other business requirements.
• Develop and negotiate favorable pricing, delivery schedules, terms and other commercial conditions.
• Create and manage supplier solicitations and RFQs.
• Evaluate supplier quotations and proposals and make supplier recommendations based on price, quality, delivery, capability, and value.
• Perform price and cost analysis to support procurement decisions and negotiations.
• Work with suppliers to resolve pricing, delivery, quality and performance issues.
• Monitor open purchase orders and address shortages or schedule risks.
• Maintain procurement documentation and PO files per policies.
• Support PO administration, modifications, file maintenance, and closeout activities.
• Develop and maintain relationships with suppliers and internal customers.
• Collaborate with Planning, Manufacturing, Engineering, Quality, and other Supply Chain functions to support production schedules.
• Support proposal activities with supplier quotations, pricing, lead times, and required information.
• Manage procurements of moderate complexity and risk; escalate complex issues as needed.
• Identify opportunities to improve procurement processes and supplier performance.

Skills

Purchasing experience

MRP/ERP familiarity

Microsoft Office

Detail oriented

Multitasking

Communication skills

Customer-service mindset

Problem solving

Education

Bachelor's degree in Supply Chain/Business/Engineering

Tools

Deltek Costpoint

SAP

Job description

Leidos Security Enterprise Solutions (SES) currently has an opening for a Buyer to join our Supply Chain team in Ladson, South Carolina. This is an opportunity to support a fast-paced manufacturing environment responsible for delivering advanced security detection and automation solutions to customers around the world. The Buyer will be responsible for sourcing and procuring materials, components, equipment, and services in support of manufacturing, engineering, and program requirements. This position will work closely with suppliers and internal partners across Planning, Manufacturing, Engineering, Quality, and Supply Chain to ensure materials are available to support production schedules and customer commitments. The successful candidate will have experience in purchasing or supply chain, strong attention to detail, and the ability to manage multiple priorities while building effective relationships with suppliers and internal customers.

Primary Responsibilities

• Manage procurement activities for materials, components, equipment, and services supporting manufacturing and program requirements.
• Prepare and issue purchase orders in response to MRP-generated demand and other business requirements.
• Develop and negotiate favorable pricing, delivery schedules, terms, and other commercial conditions consistent with business requirements and procurement policies.
• Create and manage supplier solicitations and requests for quotation (RFQs).
• Evaluate supplier quotations and proposals and make supplier recommendations based on price, quality, delivery, capability, and overall value.
• Perform price and cost analysis to support procurement decisions and negotiations.
• Work directly with suppliers to resolve pricing, delivery, quality, and other performance issues.
• Monitor open purchase orders and proactively address potential material shortages or schedule risks.
• Maintain accurate procurement documentation and purchase order files in accordance with company policies and procedures.
• Support purchase order administration, modifications, file maintenance, and closeout activities.
• Develop and maintain productive relationships with suppliers and internal customers.
• Partner with Planning, Manufacturing, Engineering, Quality, and other Supply Chain functions to support production schedules and changing business priorities.
• Support proposal activities by obtaining supplier quotations, pricing, lead times, and other required information.
• Manage procurements of moderate complexity and risk, escalating more complex contractual or supplier issues as appropriate.
• Identify opportunities to improve procurement processes, supplier performance, cost, and operational efficiency.
• Support additional procurement and supply chain activities as business needs require.

Basic Qualifications

• 2–4 years of relevant purchasing, procurement, supply chain, or related experience.
• Experience working with MRP/ERP systems in a manufacturing or production environment.
• Experience creating and managing purchase orders and working directly with suppliers.
• Proficiency with Microsoft Office applications, including Outlook, Word, and Excel.
• Strong organizational skills and attention to detail.
• Ability to manage multiple priorities and deadlines in a fast-paced environment.
• Strong written and verbal communication skills.
• Demonstrated customer-service mindset and ability to work effectively with internal and external stakeholders.
• Ability to identify issues, work through problems, and follow through to resolution.

Preferred Qualifications

• Bachelor's degree in Supply Chain Management, Business, Operations, Engineering, or a related field.
• Experience supporting procurement within an aerospace, aviation, defense, security, or advanced manufacturing environment.
• Experience with Deltek Costpoint, SAP, or similar ERP systems.
• Experience negotiating supplier pricing, delivery schedules, and terms and conditions.
• Experience conducting price or cost analysis.
• Familiarity with engineering drawings, Bills of Material (BOMs), specifications, and other technical documentation.
• Knowledge of government contracting and procurement requirements.
• Experience supporting production environments with changing material requirements and delivery priorities.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting: September 22, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range: Pay Range $52,000.00 - $94,000.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit www.Leidos.com.

Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

Securing Your Data Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [e-mail].

Commitment and Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.