Mandarin-English Bilingual Junior Engineer

LEAKPROOF PIPING SYSTEM INC.; Phoenix (AZ); On-site; USD 65,000 - 75,000; Full time

Job summary

Leakproof Piping System Inc. in Phoenix, AZ is seeking a Junior Engineer to join our growing team.

You will assist in monitoring and supporting engineering processes to align with standards, and work with senior engineers and cross-functional teams to support project execution and quality outcomes. The role requires a Bachelor's degree in a technical field, OSHA 10/30 certification, and fluent English and Mandarin.

Qualifications

• Bachelor's degree in a related technical field.
• Basic understanding of industrial piping systems and materials.
• Ability to read P&IDs and technical documents.

Responsibilities

• Assist with installation, inspection, and maintenance of piping systems (PVC, CPVC, PFA, PVDF).
• Support senior engineers with project execution and site preparation.
• Prepare engineering documents, drawings, and progress reports.
• Translate between English and Mandarin during meetings as needed.
• Ensure safety and PPE compliance on-site.

Skills

English-Mandarin

Reading drawings

Teamwork/Communication

Education

Bachelor's degree in Mechanical Engineering

Tools

AutoCAD

SolidWorks

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.

Full Time Phoenix, AZ, US

2 days ago Requisition ID: 1031

Salary Range: $65,000.00 To $75,000.00 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 Junior Engineer to join our growing team! In this role, you will assist in monitoring and managing engineering processes to ensure they align with company standards, policies, and procedures. You will work closely with senior engineers and cross-functional teams to support the successful execution of projects, contribute to continuous improvement efforts, and help maintain high-quality operational performance.

Responsibilities

• Assist with the installation, inspection, and maintenance of industrial piping systems, including PVC, CPVC, PFA, PVDF, and other engineering plastic materials.
• Support senior engineers with project execution, site preparation, material coordination, and on-site engineering activities.
• Assist with basic system testing, leak detection, troubleshooting, and equipment adjustments.
• Prepare and maintain engineering documents, technical drawings, inspection records, and project progress reports.
• Coordinate with suppliers and vendors regarding engineering materials, specifications, and delivery schedules.
• Monitor on-site work to ensure compliance with project specifications, quality standards, and applicable safety requirements.
• Collaborate with engineering, construction, quality, safety, and other teams to support project schedules and resolve operational issues.
• Translate technical documents, engineering instructions, emails, and project communications between English and Mandarin.
• Provide English-Mandarin interpretation during engineering meetings, site discussions, and client communications as needed.
• Learn and apply industry-standard installation methods, cleanroom protocols, and engineering documentation practices.

Qualifications

• Bachelor's degree in Mechanical Engineering, Chemical Engineering, Industrial Engineering, or a related technical field.
• Basic understanding of industrial piping systems, fluid dynamics, and engineering plastic materials such as PVC, CPVC, PFA, and PVDF.
• Ability to read and interpret engineering drawings, P&IDs, technical documents, and installation manuals.
• Familiarity with AutoCAD, SolidWorks, or other engineering design software is a plus.
• Valid OSHA 10-Hour or 30-Hour Construction Certification is required.
• Proficiency in both English and Mandarin , including verbal and written communication, is required.
• Willingness to work at construction sites and in cleanroom or controlled environments while wearing required PPE and cleanroom garments.
• Strong attention to detail and commitment to quality, safety, and compliance.
• Good communication, teamwork, problem-solving, and organizational skills.
• Willingness to learn from senior engineers and develop hands-on technical capabilities.
• Internship or work experience in the semiconductor, chemical, piping, or related industries is a plus.