Subcon Quality Senior Engineer
Core
Ensuring subcontractor (external manufacturing/OSAT) quality performance meets onsemi requirements for product reliability, compliance, and customer satisfaction.
Role type
Senior IC quality engineer (semiconductor backend)
Builds
Reliable semiconductor ICs through assembly, packaging, and test subcontractors
Domain
Semiconductor manufacturing (IC backend)
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
Subcontractor qualification and management, IC backend process expertise (die attach, wire bond, molding, singulation, test), APQP, PFMEA, Control Plan, SPC, MSA, capability analysis, 8D, RCA, CAPA, IATF 16949 compliance, failure analysis, root cause analysis, audit execution, customer issue resolution, yield and reliability monitoring
Preferred skills
Cross-regional subcontractor site support, VDA 6.3 audit certification, error-proofing initiatives, defect prevention methodologies
Technologies
APQP, PFMEA, Control Plan, SPC, MSA, 8D, 5-Why, Fishbone, IATF 16949, ISO 9001
Responsibilities
Define and implement subcontractor qualification criteria and quality requirements; Act as technical quality lead for subcontractor development and sustaining production; Provide hands-on technical guidance to resolve yield, reliability, and process issues; Monitor subcontractor quality KPIs (PPM, yield, FPY) and drive continuous improvement; Perform APQP phase-gate reviews for NPI, site qualification, and process changes; Lead failure analysis and structured problem solving using 8D and 5-Why; Coordinate containment, root cause analysis, and corrective actions for customer-impacting issues; Plan and conduct process, technical, and quality system audits at subcontractor sites.
Seniority
Senior, hands-on IC