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Senior Supplier Quality Engineer

MACOM Ho Chi Minh City, Vietnam

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Posted Jan 16, 2026

Role & seniority: Quality Engineer (Senior level) focused on external contract manufacturer (CM) support for MACOM’s Passive and Diode product lines.

Stack/tools: Quality systems and analytics (SCAR), Six Sigma tools (FMEA, process capability, Gage R&R, SPC, Pareto), Minitab, supplier/CEM audits, redacted SCAR reporting for customers.

Top 3 responsibilities

  • Serve as first line of contact for quality issues with CM and component suppliers; drive containment and resolution.

  • Monitor New Product Development (NPD) quality, perform evaluations, and ensure effective corrective actions via SCAR.

  • Lead continuous improvement of the Quality System, processes, and products; support production with corrective actions and supplier quality management; perform supplier audits.

Must-have skills

  • BS in technical discipline; 5+ years in Quality, Manufacturing, or NPI Engineering in high-volume electronics.

  • Independent, proactive, strong communication and stakeholder influence; capable of driving results quickly.

  • Experience in semiconductor assembly/test is desirable; willingness to travel between suppliers.

Nice-to-haves

  • Practical experience with SCAR processes and redacted customer reporting.

  • Proficiency with Six Sigma tools (FMEA, SPC, Gage R&R, Minitab) and cost-reduction/process-improvement projects.

  • Experience working with CEMs and external suppliers in a manufacturing environment.

Location & work type: On-site at local contract manufa

Full Description

Company Overview

MACOM designs and manufactures semiconductor products for Data Center, Telecommunication and Industrial and Defense applications. Headquartered in Lowell, Massachusetts, MACOM has design centers and sales offices throughout North America, Europe and Asia. MACOM is certified to the ISO9001 international quality standard and ISO14001 environmental management standard.

MACOM has more than 70 years of application expertise with multiple design centers, Si, GaAs and InP fabrication, manufacturing, assembly and test, and operational facilities throughout North America, Europe, and Asia. Click here to view our facilities. In addition, MACOM offers foundry services that represents a key core competency within our business.

MACOM sells and distributes products globally via a sales channel comprised of a direct field sales force, authorized sales representatives and leading industry distributors. Our sales team is trained across all of our products to give our customers insights into our entire portfolio.

MACOM is an Equal Opportunity Employer committed to a diverse workforce. MACOM will not discriminate against any worker or job applicant on the basis of race, color, religion, gender, gender identity, gender expression, national origin, ancestry, age, sexual orientation, marital or civil partnership status, pregnancy, disability, genetic information, veteran status, military obligations, or membership in any other category protected under applicable law.

Job Description

The successful candidate will work at local Contract Manufacturer (CM) on a daily basis. The candidate will work closely with the local MACOM operations teams to ensure CEM & supplier quality is excellent to support operation's needs. The role will be primarily focused on supporting the quality of our existing Passive and Diode product lines, and will include products transfers and new product introductions to be manufactured at our local CMs. The product portfolio includes both assembled and bare die products. The key process technologies, are welding, staking, eutectic and epoxy die attach and wedge and ribbon bonding.

Key responsibilities

  • Be first line of contact for quality issues with the CM and components suppliers

  • Monitor and participate in New Product Development projects including performing quality evaluations

  • Utilize internal SCAR system to ensure the CM is driving to root cause analysis and implementing effective corrective actions

  • Using the CMs SCAR report be able to create a redacted version which is suitable for sharing with MACOMs end customer, when SCAR relate to a customer issue

  • Monitor quality levels of manufactured products and take appropriate action when necessary to ensure a high level of quality

  • Identify and initiate actions that will result in continuous improvement of the Quality System, products and processes

  • Support Production personnel by resolving process and material related quality problems

  • Work with material suppliers and the MACOM planning/purchasing teams to ensure consistent material quality

  • Perform audits of the CEM and other suppliers as required

  • Support cost reduction and process improvement projects through the use of various Six Sigma and Quality tools such as FMEA, process capability, Gage R&R, SPC, pareto analysis, and proficient in the use of other tools including Minitab

Key skills and behaviours required

  • The successful candidate must be able to work independently and demonstrate initiative

  • Be a strong independent voice for MACOM quality with the team at the CM

  • A good communicator with strong interpersonal skills to be able to influence the local team and identify and drive solutions

  • Be pragmatic, a closer, someone who has the ability to identify the outcome or result required and the quickest path to get there and who does not allow issues to drag on

Qualifications & Experience Requirements

  • BS in technical discipline or equivalent

  • At least 5 years experience in a Quality, Manufacturing or NPI Engineering role in a high volume electronics manufacturing environment

  • Experience in semiconductor manufacturing assembly and test would be desirable

  • Ability and willingness to travel between suppliers if required

  • Self-motivated, hard-working, fast learner and well-organized

  • Mature, highly-responsible, a good team player with good presentation skills

  • Very good command of English, both written and spoken

Quality EngineeringManufacturingNPI EngineeringSemiconductor ManufacturingProcess ImprovementSix SigmaFMEASPCCommunicationInterpersonal SkillsRoot Cause AnalysisCorrective ActionsAuditingTeam CollaborationProblem SolvingMaterial Qualitymulti-location

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