Manufacturing Operations Engineer

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

Process Development & Training

- Create and continuously improve standard operating procedures (SOPs).

- Train and support operators to ensure consistent and safe execution of manufacturing tasks.

Inventory & Material Management

- Oversee raw material procurement and inventory control to support uninterrupted production.

Manufacturing Issue Resolution

- Identify and resolve manufacturing process issues, classify deviations, and make rework decisions to minimize production downtime.

Internal Technical Support for Distributed Products

- Troubleshoot and resolve issues with finished products deployed to internal customers (e.g., Mujin US, Mujin Europe).

- Act as a technical point of contact for product-related claims, failures, or malfunctions post-deployment.

Requirements

Must

- Bachelor's degree or higher in electrical engineering, computer science, or similar engineering discipline

- Experience with embedded system involved product (ECU, audio devices)

- Good understanding of Linux and experience using Linux.

- Good understanding of electronics fundamentals.

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

Location
3-8-5 Tatsumi, Koto-Ku, Tokyo 135-0053, Japan
Work Hours
8:45 - 17:45 (with a 60-minute break)
Salary
Based on experience and skills
Salary revision twice a year
Additional bonuses are available based on performance
Holidays
Every Saturday and Sunday
Annual paid leaves
Maternity leave and Childcare leave
Flex Holiday (take public holidays on days of your choice)
Other holidays as defined by the company
Company Benefits
Flexible dress code policy
Commuting allowance
Japanese Social Security (Health Insurance, Pension, Labor Insurance)
Monthly team dinner support
Free buffet lunch every workday
Free vending machines (offering drinks and snacks)
High-end coffee machine
Exclusive Employee Gym Access
Japan Relocation Support
Visa sponsorship
Flight ticket support
Shipping expenses coverage up to a specified limit
Assistance for housing