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Quality Assurance / Quality Control Engineer

Inashiki-gun, Ibaraki, Japan💼 Full-time🗓 2026-04-15 → 2026-08-01

Core

Lead product quality maintenance and improvement for ultra-precision filters used in the semiconductor industry, serving global customers in health, safety, and environmentally responsible technologies.

Role type

Quality Assurance / Quality Control Engineer

Builds

Ultra-precision filtration and separation products for semiconductor and microelectronics applications

Domain

Manufacturing / Semiconductor / Filtration

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Quality control (QC) and quality assurance (QA) in manufacturing, Statistical Process Control (SPC), Metrology and calibration management, Root cause analysis, ISO 9001/22301/14001/45001 QMS compliance, Customer complaint investigation, Process audit and patrol leadership, Data monitoring and reporting

Preferred skills

Semiconductor or microelectronics industry experience, Customer complaint handling experience, Cross-functional project management

Technologies

SPC systems, QMS frameworks (ISO 9001/22301/14001/45001), Metrology tools

Responsibilities

Inspect raw materials, incoming products, and final products; Lead DRB/MRB responses for nonconformances; Establish and improve QC processes; Monitor and report quality indicators; Investigate customer complaints and formulate corrective actions; Maintain and improve quality systems; Optimize measurement systems and calibration management

Seniority

Individual Contributor (IC), mid-level to senior

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