Senior DevOps Engineer - Build Systems & CI
Job Description
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.
About the Role
Mujin is hiring a DevOps Engineer for the DevOps team. The team is currently small, and you will play a key role in managing and improving our CI infrastructure and build system.
Responsibilities
- Plan and execute the modernization or optimization of the current build system.
- Create early prototypes and write technical documentation to propose system changes.
- Manage and improve the CI infrastructure and tools.
- Ensure good coding practices and code quality through consistent code reviews.
- Collaborate with other engineering teams to improve and optimize the CI tools.
Minimum Requirements
- Experience designing and operating CI/CD pipelines.
- Proficiency in at least one programming language used for internal tooling (Python or Go).
- Working knowledge of Bash scripting and Linux administration (Debian preferred).
- Understanding of C/C++ compilation processes and build automation tools (such as CMake).
- Experience operating Docker environments and artifact registries.
- Proficiency with Git version control and collaborative branching workflows.
- Experience in planning and executing infrastructure projects or system migrations.
Preferred Requirements
- Hands-on experience with Bazel, JHbuild, or Gnome build tools, or building complex, distributed build systems.
- Knowledge of package management systems across multiple languages (Python, C++, Rust, or JavaScript).
- Experience with Kubernetes
- Experience writing technical proposals and design specifications.
- Familiarity with Agile software development.
Interview Process:
- Resume Screening
- Take-home coding test
- HR interview
- Technical interview
- Culture/Team fit interview
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