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Buyer/Planner

Winchester Interconnect
United States, California, Orange
1872 North Case Street (Show on map)
Oct 03, 2025

At Winchester Interconnect, we always do the right thing, the right way.

Winchester Interconnect is committed to inspiring the most innovative teams. We foster a dynamic, inclusive environment that thrives on collaboration and continuous growth. We hire exceptional people, celebrate wins, empower employee growth, and provide opportunities to thrive. Winchester is where potential transforms into purpose, and every team member plays a vital role in shaping our shared success.

Position Summary:

The Buyer/Planner is responsible for managing the procurement and planning of materials, components, and services to support production schedules and customer requirements. This role ensures optimal inventory levels, on-time delivery, and cost-effective sourcing while building and maintaining strong supplier relationships. The Buyer/Planner will collaborate closely with production, engineering, quality, and logistics teams to drive supply chain efficiency and reliability.

Qualifications & Requirements:



  • A minimum of 2 years' of relevant experience in procurement, production planning, or supply chain management required
  • Ability to use Microscope Office (Word, Excel, Access, Email, Internet)
  • Strong understanding of MRP/ERP systems and supply chain principles
  • APICS/CPIM or related certification a plus
  • Excellent negotiation, communication, and organizational skills
  • Ability to work independently while collaborating effectively in a team environment
  • Analytical mindset with strong problem-solving abilities
  • Attention to Detail
  • Adaptability in a fast-paced environment



Our core values - Accountability, Collaboration, and Empowerment (ACE) - are the foundation of how we operate and drive success. You will take ownership of your contributions, collaborate with a team that gets stuff done, and be empowered to innovate and pursue bold initiatives that drive our business forward.

Are You Our Next ACE?



  • Responsible for monitoring daily, weekly, and monthly delivery schedules against production status to stay ahead of on-time delivery of parts and takes action to meet deliveries
  • Develop and maintain material requirements planning (MRP) schedules to support production and customer demand
  • Reviews open sales orders to determine customer requirements
  • Create, release, and manage purchase orders to suppliers, ensuring timely delivery of goods and services
  • Monitor inventory levels, lead times, and safety stock; take corrective action to prevent shortages or excess
  • Completes status reports, production progress, customer information and materials inventory
  • Maintains the professionalism, knowledge, and skills necessary for the satisfactory performance of all assigned responsibilities
  • Evaluate supplier performance based on quality, cost, delivery, and responsiveness
  • Identify and implement process improvements to enhance supply chain efficiency
  • Develop internal written procedures of standard practices fulfilling required position duties
  • Other duties as assigned



Systems You'll Use:



  • Google Enterprise
  • BambooHR
  • Paycom & ADP



Pay Transparency:

Winchester Interconnect Corporation is committed to pay transparency. The pay range for this position is $29.00 - $48.00 per hour. Exact salary will be contingent upon your experience, education, skills, and any other factors Winchester Interconnect Corporation considers relevant to the hiring decision.

For a sneak peek into some of our benefits and to learn more about our career opportunities, click here https://www.winconn.com/jobs/.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities. In addition to federal law requirements, Winchester Interconnect complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities.

Winchester Interconnect expressly prohibits any form of workplace harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status.

Candidate Inquiries Only-No Third-Parties

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