Ranked #230 safest from AI among all Japanese occupations
Very lowLowModerateHighVery high
How AI is changing this job
A written analysis for this occupation is being prepared.
AI replacement risk compares the parts of a job that are easy to hand to AI or software (processing information, documentation, repetitive computer work) with the parts that are hard to automate (physical work, working closely with people, judgment in unpredictable settings), using the MHLW job tag survey on work activities, work context, skills and knowledge. The result is a relative position among all occupations in the country, scaled to 0–100%. Methodology →
Skills, education and requirements for 船舶機関士
Key skills
Equipment Maintenance
4.3
Repairing
4.2
Operations Monitoring
4.0
Troubleshooting
3.9
Active Listening
3.8
Operation and Control
3.7
Reading Comprehension
3.6
Speaking
3.4
Skill levels from the MHLW job tag worker survey.
Key knowledge areas
Mechanical
3.2
Transportation
2.2
Physics
1.9
Engineering and Technology
1.9
Computers and Electronics
1.9
Chemistry
1.8
Mathematics
1.7
Design
1.6
What the work involves
Repairing and Maintaining Mechanical EquipmentInspecting Equipment, Structures, or MaterialsCommunicating with Supervisors, Peers, or SubordinatesMonitoring Processes, Materials, or SurroundingsRepairing and Maintaining Electronic EquipmentGuiding, Directing, and Motivating SubordinatesOrganizing, Planning, and Prioritizing WorkIdentifying Objects, Actions, and Events
Important abilities
Problem SensitivityHearing SensitivityAuditory AttentionReaction TimeStatic StrengthFinger Dexterity
Licenses and certifications (Japan)
海技士（機関）免許 National license
Related qualifications listed on job tag (names in Japanese). Some are mandatory, others recommended.
Education of workers
Training before entry
Related work experience
Difficulty of entry: ★★★☆☆ Moderate (from education, training, experience, licenses)
Pay and employment figures are national statistics. Projected pay, outlook scores and AI replacement risk are estimates from the Shigoto Zukan model, not guarantees. To request a correction, use the contact form. How to read the data
Sources: Basic Survey on Wage Structure (2025), Population Census and Hello Work employment statistics as published on the MHLW job tag site (retrieved Nov 1, 2026); Occupational Information Database (JILPT). Pay ranges, projections and scores are Shigoto Zukan estimates.