Mandarin-English Bilingual Quality Assistant

LEAKPROOF PIPING SYSTEM INC.; Phoenix (AZ); On-site; USD 49,000 - 63,000; Full time

Job summary

Leakproof Piping System Inc. in Phoenix, AZ seeks a Mandarin-English Bilingual Quality Assistant to support the Quality Department with document control, inspections, and cross-team coordination ensuring compliance with company standards and customer requirements.

The role demands strong attention to detail, effective communication, and bilingual proficiency in English and Mandarin. Training and collaboration with Quality Engineers and production are essential to support CAPA and quality

Qualifications

• Associate’s or Bachelor’s degree in Quality Management, Materials Science and Engineering, Mechanical Engineering, Chemical Engineering, Industrial Engineering, or a related technical field.
• Internship or hands-on training in quality, manufacturing, or engineering support is a plus but not required.
• Basic knowledge of inspection processes and common measurement tools (e.g., calipers, gauges) preferred.
• Ability to read and interpret engineering drawings is a plus.
• OSHA 10 certification preferred but not required.

Responsibilities

• Assist the Quality Department with document control, inspection recordkeeping, and quality reporting.
• Support Quality Engineers in conducting incoming, in-process, and final inspections of piping materials (e.g., PVC, CPVC, PFA, PVDF) and fabricated components.
• Prepare and maintain inspection checklists, calibration logs, and Nonconformance Reports (NCRs).
• Coordinate with Engineering and Production teams to ensure compliance with customer drawings, specifications, and internal standards.
• Assist with root cause analysis and support Corrective and Preventive Action (CAPA) documentation and follow-up tracking.
• Organize and maintain quality documentation, including Certificates of Conformance (COC), test reports, material certifications, and supplier records.
• Support internal audits and customer inspections by preparing documentation and assisting with communication.
• Translate technical and quality-related documents between Mandarin and English as needed.
• Assist with training coordination and continuous improvement initiatives related to quality procedures and safety compliance.
• Ensure adherence to company policies, ISO/QMS requirements, and site safety regulations.
• Comfortable working in both office and fabrication environments as required.

Skills

Bilingual English/Mandarin

Quality Assurance

Documentation

Inspection Support

Education

Quality Management / Engineering degree

Tools

Microsoft Office

Job description

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Mandarin-English Bilingual Quality Assistant

Full Time Phoenix, AZ, US

Salary Range: $49,000.00 To $63,000.00 Annually

About Us

Leakproof Piping System Inc. is a joint venture established by Li Jie Industrial Co., Ltd. and another Taiwan-based engineering company. With over 20 years of experience in Taiwan, Li Jie Industrial specializes in pipeline system installation and maintenance, as well as engineering plastic materials. Together with its partner, the company has worked on high-profile projects for global leaders such as TSMC, UMC, and Chi Mei Optoelectronics.

Building on a strong track record in Asia, the two founding companies have expanded into the United States to offer high-performance, leakproof piping solutions. Our goal is to provide U.S. clients with the same level of technical excellence, reliability, and customer satisfaction that has earned us a solid reputation in the Asian market.

As we establish our presence in the U.S., we are looking for passionate and talented individuals to join us on this exciting journey of growth and innovation.

Job Summary

We are seeking a Quality Assistant to support our Quality Department by maintaining documentation, assisting with inspections, and coordinating with internal teams to ensure compliance with company standards and customer requirements. This role requires strong attention to detail, communication skills, and bilingual proficiency in English and Mandarin.

Responsibilities

• Assist the Quality Department with document control, inspection recordkeeping, and quality reporting.
• Support Quality Engineers in conducting incoming, in-process, and final inspections of piping materials (e.g., PVC, CPVC, PFA, PVDF) and fabricated components.
• Prepare and maintain inspection checklists, calibration logs, and Nonconformance Reports (NCRs).
• Coordinate with Engineering and Production teams to ensure compliance with customer drawings, specifications, and internal standards.
• Assist with root cause analysis and support Corrective and Preventive Action (CAPA) documentation and follow-up tracking.
• Organize and maintain quality documentation, including Certificates of Conformance (COC), test reports, material certifications, and supplier records.
• Support internal audits and customer inspections by preparing documentation and assisting with communication.
• Translate technical and quality-related documents between Mandarin and English as needed.
• Assist with training coordination and continuous improvement initiatives related to quality procedures and safety compliance.
• Ensure adherence to company policies, ISO/QMS requirements, and site safety regulations.
• Comfortable working in both office and fabrication environments as required.

Qualifications

• Associate’s or Bachelor’s degree in Quality Management, Materials Science and Engineering , Mechanical Engineering, Chemical Engineering, Industrial Engineering, or a related technical field.
• Internship, academic project, or hands-on training experience in quality, manufacturing, or engineering support is a plus but not required.
• Basic knowledge of inspection processes and common measurement tools (e.g., calipers, gauges) preferred.
• Ability to read and interpret engineering drawings is a plus.
• Strong attention to detail with good organizational and documentation skills.
• Proficiency in Microsoft Office (Excel, Word).
• OSHA 10 certification preferred but not required.
• Interest in learning quality systems such as ISO 9001 or internal auditing practices.
• Bilingual in English and Mandarin preferred.
• Positive attitude, dependable, and willing to support production and quality team objectives.