Sumitomo Electric Wiring Systems, Inc.
Farmington Hills, Michigan
Job Type
Work Hours


Components Buyer focuses on commercial supplier matters, efficiency, and cost reduction negotiations. The ideal candidate should be self-motivated, driven and able to take the lead in learning processes and systems, meeting with suppliers and proactively seeking cost reductions. Buyer will support all the functions of the Detroit Purchasing Department as determined by management

About Sumitomo Electric Wiring Systems, Inc.
Sumitomo Electric Wiring Systems, Inc. (SEWS) is part of the Sumitomo family of companies, a 400-year-old brand with a reputation for quality and reliability. With the support of facilities throughout North America, SEWS has been delivering innovative solutions to automakers for over 30 years and is a leading supplier of electrical distribution systems, components, and electronics. SEWS is committed to technical development worldwide and with a global network of resources, is able to deliver a truly competitive advantage to each of our customers. Our associates are what drive Sumitomo’s continued growth, which is why we proudly offer a competitive salary and comprehensive benefits package, including Medical, Dental, Vision, Disability, Life, 401(k) with match, tuition benefits, paid holidays and vacation.

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About the Sumitomo Electric Group
Since the founding of Sumitomo Electric Industries, Ltd. in 1897 with copper wire production, we have developed many new technologies and products through innovative R&D activities based on Sumitomo Electric manufacturing technologies for electric wires and power cables. With more than 350 subsidiaries worldwide, we continue to introduce a wide variety of products that fulfill the expectations of society, in five business fields: Automotive, Information & Communications, Electronics, Environment & Energy, and Industrial Materials. We are a Fortune global 500 company.

To learn more about Sumitomo Electric Group, please visit
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Request for quotations (RFQ) to raw material suppliers. Manage price entry files for assigned parts
Negotiate yearly cost reduction with assigned vendors. Review of VA/VE cost savings ideas and coordinate with DE, QA, and other related departments as needed
Complete documentation for new price entry and commercial related information into BCPS
Review of monthly supplier scorecard and coordinate with supplier and plant as needed
Analyze price comparison, logistics route, MOQ, etc. Maintain procurement records, parts, tooling, or purchase services
Understand OEM/Internal Customer requirements and source business based on supplier capability and resources
Issue RFQ and analyze tool quotes. Submit ML (Maker Layout) to management for review. Support kick off new tools to suppliers. Review program/tooling timing with DE, NME, and suppliers
Review supply base financial information (D&B) on a monthly basis
Maintain and track discrepancy invoices to ensure on time payment to vendors
Other duties as assigned

Experience Requirements

1-3 years of strong purchasing/planning background
Strong collaboration and effective communication within SEWS Departments (DE, Quality, Logistics, Customs, Acct., etc.) and assigned supply base

Education Requirements

Associates Degree in a business-related field


Fluent in the Japanese language required
Knowledge of Microsoft Office (strong Excel skills required)
Ability to work in a team environment
Regular travel required

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