Jul 22, 2025

Sales & Supplier Development Engineer

Location

Amata City Rayong Industrial Estate Chon Buri

Salary

32,000 - 40,000 THB

Vacancies

English applications only.

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Job Descriptions

Working time: Monday - Friday (8:00 -17:00) The Sales & Supplier Development Engineer bridges the gap between our international customers and our manufacturing supply base. You will evaluate customer drawings, identify appropriate manufacturing processes, develop and audit suppliers, and provide accurate quotations that balance cost, quality, and lead‑time. By combining engineering expertise with commercial acumen, you will support business development and ensure robust supply chain performance. Job Responsibilities - Provide engineering support to overseas customers, including technical issue resolution, manufacturability assessment, and cost estimation based on product drawings. - Develop, qualify, and continuously audit new and existing suppliers to ensure compliance with quality, cost, and delivery requirements. - Solicit and analyze supplier quotations; prepare competitive quotations for international customers in a timely manner. - Collaborate with the sales team to coordinate new business development activities and project execution. - Lead production process planning, cycle‑time estimation, and cost control initiatives. - Drive continuous improvement in manufacturing equipment design and process optimization at supplier facilities. - Analyze and resolve product anomalies during pilot and mass production; manage PPAP submissions and 8D reports as required. - Contribute to the maintenance and improvement of the company’s Quality Management System. Visit our website: http://www.aeca-mfg.com

Qualifications

Bachelor’s degree in Mechanical Engineering, Manufacturing Engineering, Industrial Engineering, or related field.
3+ years of experience in supplier development, manufacturing engineering, or technical sales in an OEM/precision machining environment.
Demonstrated ability to interpret technical drawings and determine appropriate manufacturing processes (e.g., CNC machining, casting, injection molding).
Solid understanding of production cost drivers, process planning, and labor time estimation.
Hands‑on experience with PPAP, 8D problem solving, and quality management systems (ISO 9001/IATF 16949 or equivalent).
Proficient in AutoCAD and Microsoft Office Suite (Word, Excel, PowerPoint, Outlook, Adobe Acrobat).
Strong analytical, negotiation, and communication skills in English; additional languages are a plus.
Ability to travel domestically and internationally to supplier sites (~25%).