DevOps Infrastructure Engineer / Senior Linux Administrator


In this role, you’ll be working in a primary an English speaking team with a large Japanese user base.

  • Linux System Administration.
  • Git and CI/CD Pipeline Systems Administration.
  • Planning, Requirements gather and Architecture of new services.
  • Service Life Service Management (Deploy, Maintain, Backup, Recovery, Scale, and Security Hardening).
  • Improve, enhance, and secure the development process at Mujin.
  • Work on developer requests for managing git (e.g. new features, git corruption handling, repo restore).
  • Actively practice ‘Defense in depth’ when managing services at Mujin.
  • Review, Audit and strengthen the security of developer workflows and source code protection.
  • Work and support the various development teams at Mujin.
  • Any jobs related to above


  • Proficient in Linux Administration. (Minimum 3-5 years experience)
  • Proficient in deploying services using ‘infrastructure as code’ (e.g. Puppet, Ansible, Chef).
  • Strong Experience with deploying and scaling services on cloud platforms (e.g. AWS, Azure, Google)
  • Practical experience in establishing a CI/CD pipeline using tools such as Teamcity, Jenkins, Gitlab CI, Circle CI, etc..
  • Strong conceptual knowledge of virtualization (e.g. kvm, vmware) and storage (e.g. s3, ceph, gluster) technologies.
  • Experience in managing Linux operating systems in Enterprise Environments.
  • Experience with administrating git repos (Security Control, Access groups, maintenance and patching, corrupt repo recovery).
  • Experience with web servers (e.g. Apache, Nginx, Caddy).
  • Experience with deploying and scaling Micro Services (e.g. Docker, Kubernetes).
  • Primary an English speaking team with a large Japanese user base. (English: High business level, Japanese: Not required
  • Experience with implementing, managing and manipulating databases (e.g. Postgres, MySQL).
  • Proficient in at least one programming language (e.g. Python, Go, Rust, etc).
  • Implementing and maintaining monitoring systems and centralized logging.

Mujin succeeded in utilizing robots in the picking process of logistics and manufacturing, which were considered difficult for robots to enter. With the vision “Industrial robots for everyone” in order to solve the declining population, employees work hard every day, engineers in the development and the business side in spreading products across the globe.

【Attractiveness / Uniqueness】

  • In a small team with broad responsibilities, ability to make decisions and implement new technologies, the reporting line is in Japan and currently no time zone crossing.
  • New technology and fast growth AI company
  • Work with talented employees from 26 different countries

Work Location:

Tatsumi office: 3-8-5 Tatsumi, Koto-ku, Tokyo, 135-0053 Japan

Working Hours:

8:45~17:45 (Includes 1-hour break)


  • 2 full days off per a week (Saturday, Sunday)
  • Holidays scheduled on the Company’s calendar
  • Paid Leaves
  • Congratulation/Condolence, Maternity/Childcare, Family Caregiver Leave

Expected Salary:

Flexible depending on the candidate's experience and skills


  • Commuting Allowance
  • Social Insurance
  • No dress code (You can dress casually)
  • Buffet lunch (Free) →Check in Mujin blog
  • Drinks and Snacks (Free) / High-end coffee machine (Free) →Check in Mujin blog
  • Gym facilities in the office

Application form

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