Manufacturing Operations Trainee

Joining the Hardware System Team as a Senior Manufacturing Operations Engineer means taking ownership of the production and operational excellence of Mujin controllers and pendants. You’ll ensure top-quality manufacturing with fast production cycles by working closely with suppliers, overseeing production activities, implementing robust quality systems, and managing inventory and process documentation.

In addition to supporting manufacturing, you will serve as a key communication window between Mujin Japan, Mujin US, and Mujin Europe, providing technical support for finished products deployed across internal teams. This includes troubleshooting product issues reported post-deployment, coordinating cross-functional efforts to resolve them efficiently, and driving continuous improvement in both production and field support processes.

This position offers the opportunity to contribute directly to Mujin’s global growth while developing toward a future leadership role in production team.

Responsibilities

• Develop operating instructions for production activities.
• Ensure tools and equipment are maintained in good and safe working conditions.
• Investigate hardware failures of returned products.
• Perform testing and inspections on finished products to ensure product quality.
• Collaborate with design engineers and suppliers to identify and resolve manufacturing issues.
• Follow the 5S methodology in production and keep improving the existing system.
• Work with outsourced services, introducing manufacturing processes to them and working out production plans.
• Manage inventory of raw materials, finished products, and non-conforming products.
• Support the development of manual and automated tools to increase test or manufacturing efficiency.
• Support product validation process, perform on-site and off-site tests, and document test results.
• Lab inventory control and equipment maintenance.

Requirements

Must

• Degree in Electronics Engineering, Computer Engineering, Electrical Engineering, Mechatronics, or a related field
• Strong interest in manufacturing, hardware, and engineering operations
• Comfortable working hands-on with electrical, mechanical, and testing equipment
• Ability to use common electrical measurement tools such as oscilloscopes and multimeters

Preferred

• Experience working in a manufacturing environment
• Experience in a testing or laboratory environment
• PCB assembly or testing experience
• Experience troubleshooting hardware or electromechanical systems

Language

• English work proficiency, or
• Japanese work proficiency with English reading and writing skills

Employment Eligibility

• Candidates must currently reside in Japan.
• Candidates who do not currently have full-time work authorization must be eligible to obtain a Certificate of Eligibility (COE) for full-time employment in Japan.

Why Join Us

• Guided development program with a clear path to becoming an Operations Engineer
• Guaranteed conversion to permanent employment upon successful completion of the program
• Hands-on experience across manufacturing, quality, testing, and product development
• Direct mentorship from experienced engineers
• Opportunity to work with both domestic and international suppliers
• Exposure to real-world engineering challenges in a fast-growing technology environment
• Collaborative and multicultural workplace where you can develop both technical and professional skills