Tokyo

Senior DevOps Engineer - Build Systems & CI

Tokyo
No Remote
Full-time
March 16, 2026

Mujin creates MujinOS, the intelligent operating system for industrial robotics. By leveraging real-time digital twins, MujinOS seamlessly connects and orchestrates equipment to achieve fully autonomous operations.

At our core is Machine Intelligence (MujinMI), a unique approach offering advanced perception, planning, and control algorithms that solve the most challenging automation problems.

Trusted by globally recognized companies, we are redefining supply chain efficiency. Headquartered in Japan with growing teams in China, the US, 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

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About Mujin

Mujin develops "MujinController," a platform that leverages a real-time digital twin and advanced robotics to seamlessly connect industrial equipment for fully autonomous operations.

Driven by their unique approach towards Robotics, Machine Intelligence (MujinMI), Mujin offers a robust suite of perception, planning, and control algorithms, enabling autonomous robot movement and transforming automation in challenging industrial environments.

Trusted by globally recognized companies, Mujin's cutting-edge technology enhances efficiency and innovation across the supply chain. With headquarters in Japan and expanding offices in China, the US, and Europe, Mujin offers a dynamic, fast-growing environment where your work directly shapes the future of automation.