Mujin
Mujin

Manufacturing Operations Engineer

TLDR

Own production quality for controllers and pendants, improve SOPs, resolve manufacturing issues, and support products deployed across global teams.

Mujin is a global leader in industrial automation, redefining supply chain efficiency through MujinOS—our intelligent operating system for robotics. At our core is Machine Intelligence (MujinMI), a unique approach that leverages real-time digital twins and advanced perception, planning, and control algorithms to achieve fully autonomous operations.

Our flagship product, MujinController, empowers users with a highly configurable, no-code interface. By integrating cutting-edge motion planning and computer vision, it enables seamless automation for complex applications such as palletizing, picking, and truck unloading.

Headquartered in Japan with a growing presence in the US, China, and Europe, we invite you to join a dynamic environment where you can shape the future of automation.

As a Manufacturing and Operations Engineer, you will play a key role in ensuring the quality, reliability, and operational excellence of Mujin controllers and pendants.

Working closely with suppliers, operators, and engineering teams, you will drive manufacturing processes, support production activities, resolve technical issues, and maintain high quality standards throughout the product lifecycle. This role combines hands-on manufacturing support with continuous improvement initiatives to help deliver reliable products efficiently and at scale.

You will also serve as a technical point of contact for manufacturing and product-related issues, contributing to root cause investigations and long-term process improvements.

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

    Exploring Mujin Perks & Welfare 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

    Benefits

    Flexible Work Hours

    Flexible dress code policy

    Free Meals & Snacks

    Free vending machines (offering drinks and snacks)

    Health Insurance

    Japanese Social Security (Health Insurance, Pension, Labor Insurance)

    Home Office Stipend

    Commuting allowance

    Housing assistance

    Assistance for housing

    Paid Parental Leave

    Maternity leave and Childcare leave

    Paid Time Off

    Monthly team dinner support

    Visa Sponsorship

    Wellness Stipend

    Exclusive Employee Gym Access

    Mujin develops MujinOS, an intelligent operating system for industrial robotics, focusing on advanced automation solutions that enhance supply chain efficiency. By leveraging unique robotic control technology, we tackle pressing societal challenges like labor shortages and logistics issues, making industries smarter and more efficient.

    Founded
    Founded 2011
    Employees
    51-200 employees
    Industry
    industrial automation
    Funding stage
    Series C+
    Total raised
    $410M raised
    Last funding
    Raised December 2025
    View company profile