Senior Build Systems Engineer
TLDR
Design and optimize large-scale C/C++ build systems and CI infrastructure, collaborating across engineering teams to improve development workflows.
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 Senior Software Engineer for the DevOps team. The team is currently small, and you will play a key role in building and optimizing large-scale C/C++ build systems, with CI infrastructure supporting the workflow.
Responsibilities
Minimum Requirements
Understanding of C/C++ compilation processes and build tools (such as CMake).
Experience integrating and operating build systems within 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).
Experience operating containerized environments (such as Docker, k8s, etc).
Proficiency with Git version control and collaborative branching workflows.
Experience in planning and executing infrastructure projects or system migrations.
Preferred Requirements
Interview Process:
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
Remote-Friendly
Exclusive Employee Gym Access
Visa Sponsorship
Wellness Stipend
High-end coffee machine
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